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-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label27_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 10:50:00,978 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 10:50:00,981 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 10:50:00,993 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 10:50:00,994 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 10:50:00,995 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 10:50:00,996 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 10:50:00,998 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 10:50:01,001 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 10:50:01,002 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 10:50:01,003 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 10:50:01,003 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 10:50:01,004 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 10:50:01,005 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 10:50:01,014 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 10:50:01,017 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 10:50:01,018 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 10:50:01,019 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 10:50:01,024 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 10:50:01,026 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 10:50:01,029 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 10:50:01,031 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 10:50:01,033 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 10:50:01,033 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 10:50:01,037 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 10:50:01,038 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 10:50:01,039 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 10:50:01,040 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 10:50:01,040 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 10:50:01,043 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 10:50:01,045 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 10:50:01,047 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-18 10:50:01,047 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-18 10:50:01,047 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-18 10:50:01,048 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-18 10:50:01,049 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-18 10:50:01,049 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-09-18 10:50:01,071 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 10:50:01,071 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 10:50:01,072 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 10:50:01,072 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 10:50:01,072 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 10:50:01,073 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 10:50:01,073 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 10:50:01,073 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 10:50:01,073 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 10:50:01,073 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 10:50:01,074 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 10:50:01,074 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 10:50:01,075 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 10:50:01,075 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 10:50:01,075 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 10:50:01,075 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 10:50:01,076 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 10:50:01,076 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 10:50:01,076 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 10:50:01,076 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 10:50:01,076 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 10:50:01,076 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 10:50:01,077 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 10:50:01,077 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 10:50:01,077 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 10:50:01,077 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 10:50:01,078 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 10:50:01,078 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 10:50:01,078 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 10:50:01,078 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 10:50:01,078 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 10:50:01,079 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 10:50:01,079 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 10:50:01,079 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 10:50:01,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 10:50:01,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 10:50:01,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 10:50:01,150 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 10:50:01,151 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 10:50:01,152 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label27_true-unreach-call.c [2018-09-18 10:50:01,512 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/251d3bb4e/064255635f6a4a4fbeeeff4cb959d9cf/FLAGb8926e9f7 [2018-09-18 10:50:03,292 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 10:50:03,293 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label27_true-unreach-call.c [2018-09-18 10:50:03,525 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/251d3bb4e/064255635f6a4a4fbeeeff4cb959d9cf/FLAGb8926e9f7 [2018-09-18 10:50:03,540 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/251d3bb4e/064255635f6a4a4fbeeeff4cb959d9cf [2018-09-18 10:50:03,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 10:50:03,554 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 10:50:03,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 10:50:03,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 10:50:03,563 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 10:50:03,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:50:03" (1/1) ... [2018-09-18 10:50:03,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@627e0d8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:03, skipping insertion in model container [2018-09-18 10:50:03,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:50:03" (1/1) ... [2018-09-18 10:50:03,584 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 10:50:12,689 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:50:12,707 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 10:50:19,031 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:50:21,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21 WrapperNode [2018-09-18 10:50:21,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 10:50:21,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 10:50:21,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 10:50:21,589 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 10:50:21,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (1/1) ... [2018-09-18 10:50:27,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (1/1) ... [2018-09-18 10:50:27,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 10:50:27,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 10:50:27,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 10:50:27,912 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 10:50:27,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (1/1) ... [2018-09-18 10:50:27,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (1/1) ... [2018-09-18 10:50:28,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (1/1) ... [2018-09-18 10:50:28,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (1/1) ... [2018-09-18 10:50:29,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (1/1) ... [2018-09-18 10:50:29,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (1/1) ... [2018-09-18 10:50:29,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (1/1) ... [2018-09-18 10:50:29,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 10:50:29,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 10:50:29,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 10:50:29,954 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 10:50:29,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (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 [2018-09-18 10:50:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 10:50:30,015 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 10:50:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2018-09-18 10:50:30,015 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2018-09-18 10:50:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2018-09-18 10:50:30,015 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2018-09-18 10:50:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2018-09-18 10:50:30,015 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2018-09-18 10:50:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2018-09-18 10:50:30,016 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2018-09-18 10:50:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2018-09-18 10:50:30,016 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2018-09-18 10:50:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2018-09-18 10:50:30,017 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2018-09-18 10:50:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2018-09-18 10:50:30,017 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2018-09-18 10:50:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2018-09-18 10:50:30,017 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2018-09-18 10:50:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2018-09-18 10:50:30,018 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2018-09-18 10:50:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2018-09-18 10:50:30,018 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2018-09-18 10:50:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2018-09-18 10:50:30,018 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2018-09-18 10:50:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2018-09-18 10:50:30,018 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2018-09-18 10:50:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2018-09-18 10:50:30,019 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2018-09-18 10:50:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2018-09-18 10:50:30,019 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2018-09-18 10:50:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2018-09-18 10:50:30,019 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2018-09-18 10:50:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2018-09-18 10:50:30,020 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2018-09-18 10:50:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2018-09-18 10:50:30,020 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2018-09-18 10:50:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2018-09-18 10:50:30,020 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2018-09-18 10:50:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2018-09-18 10:50:30,020 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2018-09-18 10:50:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2018-09-18 10:50:30,021 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2018-09-18 10:50:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2018-09-18 10:50:30,021 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2018-09-18 10:50:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2018-09-18 10:50:30,021 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2018-09-18 10:50:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2018-09-18 10:50:30,022 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2018-09-18 10:50:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2018-09-18 10:50:30,022 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2018-09-18 10:50:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2018-09-18 10:50:30,022 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2018-09-18 10:50:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2018-09-18 10:50:30,022 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2018-09-18 10:50:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2018-09-18 10:50:30,023 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2018-09-18 10:50:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2018-09-18 10:50:30,023 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2018-09-18 10:50:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2018-09-18 10:50:30,023 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2018-09-18 10:50:30,023 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-09-18 10:50:30,024 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-09-18 10:50:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-09-18 10:50:30,024 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-09-18 10:50:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2018-09-18 10:50:30,024 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2018-09-18 10:50:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-09-18 10:50:30,024 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-09-18 10:50:30,025 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2018-09-18 10:50:30,025 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2018-09-18 10:50:30,025 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-18 10:50:30,025 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-18 10:50:30,025 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2018-09-18 10:50:30,025 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2018-09-18 10:50:30,026 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2018-09-18 10:50:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2018-09-18 10:50:30,026 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2018-09-18 10:50:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2018-09-18 10:50:30,026 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2018-09-18 10:50:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2018-09-18 10:50:30,027 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2018-09-18 10:50:30,027 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2018-09-18 10:50:30,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 10:50:30,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 10:50:30,027 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2018-09-18 10:50:30,027 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2018-09-18 10:50:30,027 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2018-09-18 10:50:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2018-09-18 10:50:30,028 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2018-09-18 10:50:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2018-09-18 10:50:30,028 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2018-09-18 10:50:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2018-09-18 10:50:30,028 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2018-09-18 10:50:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2018-09-18 10:50:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2018-09-18 10:50:30,029 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2018-09-18 10:50:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 10:50:30,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 10:51:22,907 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 10:51:22,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:51:22 BoogieIcfgContainer [2018-09-18 10:51:22,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 10:51:22,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 10:51:22,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 10:51:22,912 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 10:51:22,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 10:50:03" (1/3) ... [2018-09-18 10:51:22,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce68f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:51:22, skipping insertion in model container [2018-09-18 10:51:22,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:21" (2/3) ... [2018-09-18 10:51:22,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce68f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:51:22, skipping insertion in model container [2018-09-18 10:51:22,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:51:22" (3/3) ... [2018-09-18 10:51:22,915 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label27_true-unreach-call.c [2018-09-18 10:51:22,923 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 10:51:22,933 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 10:51:23,036 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 10:51:23,037 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 10:51:23,037 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 10:51:23,038 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 10:51:23,038 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 10:51:23,038 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 10:51:23,038 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 10:51:23,038 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 10:51:23,038 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 10:51:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 10447 states. [2018-09-18 10:51:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10213 [2018-09-18 10:51:24,957 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:51:24,965 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, 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, 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, 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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, 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, 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, 1] [2018-09-18 10:51:24,967 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:51:24,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1247563941, now seen corresponding path program 1 times [2018-09-18 10:51:24,993 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:51:25,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:51:25,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:51:25,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:51:25,044 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:51:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:52:01,155 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 10:53:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:53:15,546 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:53:15,548 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 10:53:15,548 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:53:15,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:53:15,585 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:53:15,586 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:53:15,590 INFO L87 Difference]: Start difference. First operand 10447 states. Second operand 3 states. Received shutdown request... [2018-09-18 10:53:59,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:53:59,957 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-18 10:53:59,965 WARN L206 ceAbstractionStarter]: Timeout [2018-09-18 10:53:59,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 10:53:59 BoogieIcfgContainer [2018-09-18 10:53:59,968 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 10:53:59,969 INFO L168 Benchmark]: Toolchain (without parser) took 236417.45 ms. Allocated memory was 1.5 GB in the beginning and 5.0 GB in the end (delta: 3.5 GB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-09-18 10:53:59,971 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 10:53:59,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 18032.50 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 674.8 MB). Free memory was 1.2 GB in the beginning and 543.1 MB in the end (delta: 655.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-09-18 10:53:59,976 INFO L168 Benchmark]: Boogie Procedure Inliner took 6322.43 ms. Allocated memory was 2.2 GB in the beginning and 3.7 GB in the end (delta: 1.5 GB). Free memory was 543.1 MB in the beginning and 3.0 GB in the end (delta: -2.4 GB). Peak memory consumption was 397.6 MB. Max. memory is 7.1 GB. [2018-09-18 10:53:59,977 INFO L168 Benchmark]: Boogie Preprocessor took 2042.19 ms. Allocated memory is still 3.7 GB. Free memory was 3.0 GB in the beginning and 2.6 GB in the end (delta: 382.0 MB). Peak memory consumption was 382.0 MB. Max. memory is 7.1 GB. [2018-09-18 10:53:59,978 INFO L168 Benchmark]: RCFGBuilder took 52954.24 ms. Allocated memory was 3.7 GB in the beginning and 4.5 GB in the end (delta: 784.9 MB). Free memory was 2.6 GB in the beginning and 1.8 GB in the end (delta: 819.3 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-18 10:53:59,979 INFO L168 Benchmark]: TraceAbstraction took 157059.05 ms. Allocated memory was 4.5 GB in the beginning and 5.0 GB in the end (delta: 565.2 MB). Free memory was 1.8 GB in the beginning and 2.3 GB in the end (delta: -465.1 MB). Peak memory consumption was 100.0 MB. Max. memory is 7.1 GB. [2018-09-18 10:53:59,989 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 18032.50 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 674.8 MB). Free memory was 1.2 GB in the beginning and 543.1 MB in the end (delta: 655.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 6322.43 ms. Allocated memory was 2.2 GB in the beginning and 3.7 GB in the end (delta: 1.5 GB). Free memory was 543.1 MB in the beginning and 3.0 GB in the end (delta: -2.4 GB). Peak memory consumption was 397.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2042.19 ms. Allocated memory is still 3.7 GB. Free memory was 3.0 GB in the beginning and 2.6 GB in the end (delta: 382.0 MB). Peak memory consumption was 382.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 52954.24 ms. Allocated memory was 3.7 GB in the beginning and 4.5 GB in the end (delta: 784.9 MB). Free memory was 2.6 GB in the beginning and 1.8 GB in the end (delta: 819.3 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. * TraceAbstraction took 157059.05 ms. Allocated memory was 4.5 GB in the beginning and 5.0 GB in the end (delta: 565.2 MB). Free memory was 1.8 GB in the beginning and 2.3 GB in the end (delta: -465.1 MB). Peak memory consumption was 100.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 73583]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 73583). Cancelled while BasicCegarLoop was constructing difference of abstraction (10447states) and FLOYD_HOARE automaton (currently 3 states, 3 states before enhancement), while ReachableStatesComputation was computing reachable states (21418 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 10447 locations, 1 error locations. TIMEOUT Result, 156.9s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 44.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 612 SDtfs, 478 SDslu, 168 SDs, 0 SdLazy, 21540 SolverSat, 11551 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 47 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10447occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.5s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 33.9s InterpolantComputationTime, 10212 NumberOfCodeBlocks, 10212 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10211 ConstructedInterpolants, 0 QuantifiedInterpolants, 416996818 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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/Problem07_label27_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_10-54-00-020.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem07_label27_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_10-54-00-020.csv Completed graceful shutdown