java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label36_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 17:49:16,985 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 17:49:16,988 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 17:49:17,007 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 17:49:17,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 17:49:17,009 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 17:49:17,010 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 17:49:17,013 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 17:49:17,015 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 17:49:17,016 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 17:49:17,025 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 17:49:17,026 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 17:49:17,027 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 17:49:17,028 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 17:49:17,031 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 17:49:17,032 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 17:49:17,033 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 17:49:17,038 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 17:49:17,042 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 17:49:17,043 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 17:49:17,044 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 17:49:17,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 17:49:17,051 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 17:49:17,051 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 17:49:17,051 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 17:49:17,053 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 17:49:17,054 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 17:49:17,055 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 17:49:17,056 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 17:49:17,058 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 17:49:17,059 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 17:49:17,059 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-24 17:49:17,059 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-24 17:49:17,061 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-24 17:49:17,062 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-24 17:49:17,062 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-24 17:49:17,063 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-10-24 17:49:17,088 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 17:49:17,088 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 17:49:17,089 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 17:49:17,089 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-24 17:49:17,089 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-24 17:49:17,089 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-24 17:49:17,090 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-24 17:49:17,091 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-24 17:49:17,091 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-24 17:49:17,091 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-24 17:49:17,091 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-24 17:49:17,091 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-24 17:49:17,092 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 17:49:17,092 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 17:49:17,093 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 17:49:17,093 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 17:49:17,093 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 17:49:17,093 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 17:49:17,093 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 17:49:17,093 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 17:49:17,094 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 17:49:17,094 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 17:49:17,094 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 17:49:17,094 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 17:49:17,094 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 17:49:17,095 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 17:49:17,095 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 17:49:17,095 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 17:49:17,095 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-24 17:49:17,095 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 17:49:17,096 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 17:49:17,096 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 17:49:17,096 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 17:49:17,096 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-24 17:49:17,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 17:49:17,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 17:49:17,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 17:49:17,160 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 17:49:17,161 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 17:49:17,161 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label36_false-unreach-call.c [2018-10-24 17:49:17,213 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/c36445eef/f418e441474e41b6a667db025a3bfbca/FLAG49e445789 [2018-10-24 17:49:19,230 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 17:49:19,230 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label36_false-unreach-call.c [2018-10-24 17:49:19,402 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/c36445eef/f418e441474e41b6a667db025a3bfbca/FLAG49e445789 [2018-10-24 17:49:19,418 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/c36445eef/f418e441474e41b6a667db025a3bfbca [2018-10-24 17:49:19,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 17:49:19,430 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 17:49:19,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 17:49:19,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 17:49:19,435 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 17:49:19,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:49:19" (1/1) ... [2018-10-24 17:49:19,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fa98528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:19, skipping insertion in model container [2018-10-24 17:49:19,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:49:19" (1/1) ... [2018-10-24 17:49:19,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 17:49:20,819 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 17:49:31,027 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 17:49:31,032 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 17:49:37,191 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 17:49:38,183 INFO L193 MainTranslator]: Completed translation [2018-10-24 17:49:38,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38 WrapperNode [2018-10-24 17:49:38,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 17:49:38,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 17:49:38,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 17:49:38,185 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 17:49:38,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... [2018-10-24 17:49:38,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... [2018-10-24 17:49:41,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 17:49:41,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 17:49:41,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 17:49:41,862 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 17:49:41,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... [2018-10-24 17:49:41,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... [2018-10-24 17:49:42,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... [2018-10-24 17:49:42,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... [2018-10-24 17:49:43,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... [2018-10-24 17:49:43,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... [2018-10-24 17:49:44,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... [2018-10-24 17:49:44,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 17:49:44,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 17:49:44,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 17:49:44,383 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 17:49:44,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 17:49:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-24 17:49:44,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-24 17:49:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2018-10-24 17:49:44,457 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2018-10-24 17:49:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2018-10-24 17:49:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2018-10-24 17:49:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2018-10-24 17:49:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2018-10-24 17:49:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2018-10-24 17:49:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2018-10-24 17:49:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2018-10-24 17:49:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2018-10-24 17:49:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2018-10-24 17:49:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2018-10-24 17:49:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2018-10-24 17:49:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2018-10-24 17:49:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2018-10-24 17:49:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2018-10-24 17:49:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2018-10-24 17:49:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2018-10-24 17:49:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2018-10-24 17:49:44,461 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2018-10-24 17:49:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2018-10-24 17:49:44,461 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2018-10-24 17:49:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2018-10-24 17:49:44,461 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2018-10-24 17:49:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2018-10-24 17:49:44,462 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2018-10-24 17:49:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2018-10-24 17:49:44,462 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2018-10-24 17:49:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2018-10-24 17:49:44,462 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2018-10-24 17:49:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2018-10-24 17:49:44,463 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2018-10-24 17:49:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2018-10-24 17:49:44,463 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2018-10-24 17:49:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2018-10-24 17:49:44,463 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2018-10-24 17:49:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2018-10-24 17:49:44,463 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2018-10-24 17:49:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2018-10-24 17:49:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2018-10-24 17:49:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2018-10-24 17:49:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2018-10-24 17:49:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2018-10-24 17:49:44,466 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2018-10-24 17:49:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2018-10-24 17:49:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2018-10-24 17:49:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2018-10-24 17:49:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2018-10-24 17:49:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2018-10-24 17:49:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2018-10-24 17:49:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2018-10-24 17:49:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2018-10-24 17:49:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2018-10-24 17:49:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2018-10-24 17:49:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2018-10-24 17:49:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2018-10-24 17:49:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2018-10-24 17:49:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2018-10-24 17:49:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-10-24 17:49:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-10-24 17:49:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-10-24 17:49:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-10-24 17:49:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2018-10-24 17:49:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2018-10-24 17:49:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-10-24 17:49:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-10-24 17:49:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2018-10-24 17:49:44,470 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2018-10-24 17:49:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-24 17:49:44,470 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-24 17:49:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2018-10-24 17:49:44,470 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2018-10-24 17:49:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2018-10-24 17:49:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2018-10-24 17:49:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2018-10-24 17:49:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2018-10-24 17:49:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2018-10-24 17:49:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2018-10-24 17:49:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2018-10-24 17:49:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2018-10-24 17:49:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-24 17:49:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-24 17:49:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2018-10-24 17:49:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2018-10-24 17:49:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2018-10-24 17:49:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2018-10-24 17:49:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2018-10-24 17:49:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2018-10-24 17:49:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2018-10-24 17:49:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2018-10-24 17:49:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2018-10-24 17:49:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2018-10-24 17:49:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2018-10-24 17:49:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2018-10-24 17:49:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 17:49:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 17:50:35,723 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 17:50:35,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:50:35 BoogieIcfgContainer [2018-10-24 17:50:35,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 17:50:35,725 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 17:50:35,725 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 17:50:35,728 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 17:50:35,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 05:49:19" (1/3) ... [2018-10-24 17:50:35,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8f80f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:50:35, skipping insertion in model container [2018-10-24 17:50:35,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:49:38" (2/3) ... [2018-10-24 17:50:35,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8f80f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:50:35, skipping insertion in model container [2018-10-24 17:50:35,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:50:35" (3/3) ... [2018-10-24 17:50:35,732 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label36_false-unreach-call.c [2018-10-24 17:50:35,741 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 17:50:35,755 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 17:50:35,773 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 17:50:35,843 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 17:50:35,843 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 17:50:35,844 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 17:50:35,844 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 17:50:35,844 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 17:50:35,844 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 17:50:35,844 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 17:50:35,844 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 17:50:35,995 INFO L276 IsEmpty]: Start isEmpty. Operand 10447 states. [2018-10-24 17:50:37,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10190 [2018-10-24 17:50:37,438 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 17:50:37,447 INFO L375 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] [2018-10-24 17:50:37,451 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 17:50:37,464 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 17:50:37,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1094039469, now seen corresponding path program 1 times [2018-10-24 17:50:37,474 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 17:50:37,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 17:50:37,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 17:50:37,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 17:50:37,534 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 17:50:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 17:51:12,502 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-24 17:52:30,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 17:52:30,258 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 17:52:30,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 17:52:30,259 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 17:52:30,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 17:52:30,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 17:52:30,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 17:52:30,306 INFO L87 Difference]: Start difference. First operand 10447 states. Second operand 3 states. Received shutdown request... [2018-10-24 17:53:18,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 17:53:18,331 WARN L550 AbstractCegarLoop]: Verification canceled [2018-10-24 17:53:18,338 WARN L205 ceAbstractionStarter]: Timeout [2018-10-24 17:53:18,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 05:53:18 BoogieIcfgContainer [2018-10-24 17:53:18,339 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 17:53:18,340 INFO L168 Benchmark]: Toolchain (without parser) took 238910.76 ms. Allocated memory was 1.5 GB in the beginning and 4.6 GB in the end (delta: 3.1 GB). Free memory was 1.2 GB in the beginning and 3.0 GB in the end (delta: -1.8 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-10-24 17:53:18,341 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-10-24 17:53:18,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 18753.57 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 612.4 MB). Free memory was 1.2 GB in the beginning and 753.0 MB in the end (delta: 444.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-10-24 17:53:18,343 INFO L168 Benchmark]: Boogie Procedure Inliner took 3676.70 ms. Allocated memory was 2.1 GB in the beginning and 3.2 GB in the end (delta: 1.1 GB). Free memory was 753.0 MB in the beginning and 2.8 GB in the end (delta: -2.1 GB). Peak memory consumption was 282.0 MB. Max. memory is 7.1 GB. [2018-10-24 17:53:18,344 INFO L168 Benchmark]: Boogie Preprocessor took 2520.05 ms. Allocated memory is still 3.2 GB. Free memory was 2.8 GB in the beginning and 2.4 GB in the end (delta: 417.2 MB). Peak memory consumption was 417.2 MB. Max. memory is 7.1 GB. [2018-10-24 17:53:18,345 INFO L168 Benchmark]: RCFGBuilder took 51341.54 ms. Allocated memory was 3.2 GB in the beginning and 4.2 GB in the end (delta: 974.7 MB). Free memory was 2.4 GB in the beginning and 2.8 GB in the end (delta: -398.2 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-24 17:53:18,346 INFO L168 Benchmark]: TraceAbstraction took 162614.31 ms. Allocated memory was 4.2 GB in the beginning and 4.6 GB in the end (delta: 430.4 MB). Free memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: -153.2 MB). Peak memory consumption was 277.3 MB. Max. memory is 7.1 GB. [2018-10-24 17:53:18,352 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 18753.57 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 612.4 MB). Free memory was 1.2 GB in the beginning and 753.0 MB in the end (delta: 444.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 3676.70 ms. Allocated memory was 2.1 GB in the beginning and 3.2 GB in the end (delta: 1.1 GB). Free memory was 753.0 MB in the beginning and 2.8 GB in the end (delta: -2.1 GB). Peak memory consumption was 282.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2520.05 ms. Allocated memory is still 3.2 GB. Free memory was 2.8 GB in the beginning and 2.4 GB in the end (delta: 417.2 MB). Peak memory consumption was 417.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 51341.54 ms. Allocated memory was 3.2 GB in the beginning and 4.2 GB in the end (delta: 974.7 MB). Free memory was 2.4 GB in the beginning and 2.8 GB in the end (delta: -398.2 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * TraceAbstraction took 162614.31 ms. Allocated memory was 4.2 GB in the beginning and 4.6 GB in the end (delta: 430.4 MB). Free memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: -153.2 MB). Peak memory consumption was 277.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 73514]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 73514). 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 (27106 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 10447 locations, 1 error locations. TIMEOUT Result, 162.5s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 48.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4631 SDtfs, 1766 SDslu, 214 SDs, 0 SdLazy, 27606 SolverSat, 7750 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 39.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 3 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: 0.6s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 33.4s InterpolantComputationTime, 10189 NumberOfCodeBlocks, 10189 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10188 ConstructedInterpolants, 0 QuantifiedInterpolants, 415120248 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 Completed graceful shutdown