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 -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-programs/Problem101_label20_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 04:27:30,952 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 04:27:30,954 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 04:27:30,966 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 04:27:30,967 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 04:27:30,968 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 04:27:30,969 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 04:27:30,971 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 04:27:30,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 04:27:30,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 04:27:30,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 04:27:30,975 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 04:27:30,976 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 04:27:30,977 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 04:27:30,978 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 04:27:30,979 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 04:27:30,980 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 04:27:30,982 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 04:27:30,987 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 04:27:30,991 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 04:27:30,992 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 04:27:30,993 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 04:27:30,996 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 04:27:30,996 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 04:27:30,996 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 04:27:31,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 04:27:31,002 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 04:27:31,003 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 04:27:31,006 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 04:27:31,008 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 04:27:31,009 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 04:27:31,010 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 04:27:31,010 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 04:27:31,012 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 04:27:31,013 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 04:27:31,014 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 04:27:31,014 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-07 04:27:31,040 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 04:27:31,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 04:27:31,041 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 04:27:31,041 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 04:27:31,042 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 04:27:31,042 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 04:27:31,042 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 04:27:31,042 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 04:27:31,042 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 04:27:31,043 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 04:27:31,043 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 04:27:31,043 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 04:27:31,044 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 04:27:31,044 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 04:27:31,044 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 04:27:31,044 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 04:27:31,045 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 04:27:31,045 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 04:27:31,045 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 04:27:31,045 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 04:27:31,045 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 04:27:31,046 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 04:27:31,046 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 04:27:31,046 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 04:27:31,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 04:27:31,046 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 04:27:31,047 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 04:27:31,047 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 04:27:31,047 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 04:27:31,047 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 04:27:31,047 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 04:27:31,048 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 04:27:31,048 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 04:27:31,048 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 04:27:31,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 04:27:31,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 04:27:31,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 04:27:31,114 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 04:27:31,115 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 04:27:31,115 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-programs/Problem101_label20_false-unreach-call.c [2018-11-07 04:27:31,184 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8702f324/70dce8afda534fff9f77d5f4a7c62685/FLAGd54352db1 [2018-11-07 04:27:33,193 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 04:27:33,195 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-programs/Problem101_label20_false-unreach-call.c [2018-11-07 04:27:33,364 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8702f324/70dce8afda534fff9f77d5f4a7c62685/FLAGd54352db1 [2018-11-07 04:27:33,377 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8702f324/70dce8afda534fff9f77d5f4a7c62685 [2018-11-07 04:27:33,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 04:27:33,390 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 04:27:33,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 04:27:33,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 04:27:33,395 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 04:27:33,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:27:33" (1/1) ... [2018-11-07 04:27:33,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56d58df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:33, skipping insertion in model container [2018-11-07 04:27:33,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:27:33" (1/1) ... [2018-11-07 04:27:33,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 04:27:34,596 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 04:27:44,740 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 04:27:44,745 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 04:27:51,095 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 04:27:52,086 INFO L193 MainTranslator]: Completed translation [2018-11-07 04:27:52,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52 WrapperNode [2018-11-07 04:27:52,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 04:27:52,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 04:27:52,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 04:27:52,088 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 04:27:52,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (1/1) ... [2018-11-07 04:27:55,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (1/1) ... [2018-11-07 04:27:55,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 04:27:55,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 04:27:55,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 04:27:55,301 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 04:27:55,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (1/1) ... [2018-11-07 04:27:55,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (1/1) ... [2018-11-07 04:27:55,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (1/1) ... [2018-11-07 04:27:55,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (1/1) ... [2018-11-07 04:27:56,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (1/1) ... [2018-11-07 04:27:56,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (1/1) ... [2018-11-07 04:27:57,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (1/1) ... [2018-11-07 04:27:57,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 04:27:57,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 04:27:57,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 04:27:57,584 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 04:27:57,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (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 [2018-11-07 04:27:57,651 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 04:27:57,651 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 04:27:57,651 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output29 [2018-11-07 04:27:57,651 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output29 [2018-11-07 04:27:57,651 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output28 [2018-11-07 04:27:57,652 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output28 [2018-11-07 04:27:57,652 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output36 [2018-11-07 04:27:57,652 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output36 [2018-11-07 04:27:57,652 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output35 [2018-11-07 04:27:57,652 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output35 [2018-11-07 04:27:57,652 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output38 [2018-11-07 04:27:57,653 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output38 [2018-11-07 04:27:57,653 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output37 [2018-11-07 04:27:57,653 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output37 [2018-11-07 04:27:57,653 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output32 [2018-11-07 04:27:57,653 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output32 [2018-11-07 04:27:57,653 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output31 [2018-11-07 04:27:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output31 [2018-11-07 04:27:57,654 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output34 [2018-11-07 04:27:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output34 [2018-11-07 04:27:57,654 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output33 [2018-11-07 04:27:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output33 [2018-11-07 04:27:57,654 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output30 [2018-11-07 04:27:57,654 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output30 [2018-11-07 04:27:57,655 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output39 [2018-11-07 04:27:57,655 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output39 [2018-11-07 04:27:57,655 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output46 [2018-11-07 04:27:57,655 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output46 [2018-11-07 04:27:57,655 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 04:27:57,655 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output43 [2018-11-07 04:27:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output43 [2018-11-07 04:27:57,656 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output42 [2018-11-07 04:27:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output42 [2018-11-07 04:27:57,656 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output45 [2018-11-07 04:27:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output45 [2018-11-07 04:27:57,656 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output44 [2018-11-07 04:27:57,656 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output44 [2018-11-07 04:27:57,657 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output41 [2018-11-07 04:27:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output41 [2018-11-07 04:27:57,657 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output40 [2018-11-07 04:27:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output40 [2018-11-07 04:27:57,657 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output9 [2018-11-07 04:27:57,657 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output9 [2018-11-07 04:27:57,658 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output14 [2018-11-07 04:27:57,658 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output14 [2018-11-07 04:27:57,658 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2018-11-07 04:27:57,658 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2018-11-07 04:27:57,658 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output13 [2018-11-07 04:27:57,658 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output13 [2018-11-07 04:27:57,658 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2018-11-07 04:27:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2018-11-07 04:27:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output16 [2018-11-07 04:27:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output16 [2018-11-07 04:27:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2018-11-07 04:27:57,659 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2018-11-07 04:27:57,659 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output15 [2018-11-07 04:27:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output15 [2018-11-07 04:27:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2018-11-07 04:27:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2018-11-07 04:27:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output10 [2018-11-07 04:27:57,660 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output10 [2018-11-07 04:27:57,660 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-11-07 04:27:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-11-07 04:27:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-11-07 04:27:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-11-07 04:27:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output12 [2018-11-07 04:27:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output12 [2018-11-07 04:27:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-07 04:27:57,661 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-07 04:27:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output11 [2018-11-07 04:27:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output11 [2018-11-07 04:27:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 04:27:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 04:27:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output18 [2018-11-07 04:27:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output18 [2018-11-07 04:27:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output17 [2018-11-07 04:27:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output17 [2018-11-07 04:27:57,663 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output19 [2018-11-07 04:27:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output19 [2018-11-07 04:27:57,663 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output25 [2018-11-07 04:27:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output25 [2018-11-07 04:27:57,663 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output24 [2018-11-07 04:27:57,663 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output24 [2018-11-07 04:27:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 04:27:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 04:27:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output27 [2018-11-07 04:27:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output27 [2018-11-07 04:27:57,664 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output26 [2018-11-07 04:27:57,664 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output26 [2018-11-07 04:27:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output21 [2018-11-07 04:27:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output21 [2018-11-07 04:27:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output20 [2018-11-07 04:27:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output20 [2018-11-07 04:27:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output23 [2018-11-07 04:27:57,665 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output23 [2018-11-07 04:27:57,665 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output22 [2018-11-07 04:27:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output22 [2018-11-07 04:27:57,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 04:27:57,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 04:28:48,732 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 04:28:48,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:28:48 BoogieIcfgContainer [2018-11-07 04:28:48,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 04:28:48,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 04:28:48,734 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 04:28:48,737 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 04:28:48,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:27:33" (1/3) ... [2018-11-07 04:28:48,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59834559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:28:48, skipping insertion in model container [2018-11-07 04:28:48,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:27:52" (2/3) ... [2018-11-07 04:28:48,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59834559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:28:48, skipping insertion in model container [2018-11-07 04:28:48,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:28:48" (3/3) ... [2018-11-07 04:28:48,741 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem101_label20_false-unreach-call.c [2018-11-07 04:28:48,751 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 04:28:48,764 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 04:28:48,782 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 04:28:48,854 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 04:28:48,855 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 04:28:48,855 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 04:28:48,855 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 04:28:48,855 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 04:28:48,855 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 04:28:48,855 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 04:28:48,855 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 04:28:49,020 INFO L276 IsEmpty]: Start isEmpty. Operand 10447 states. [2018-11-07 04:28:49,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10201 [2018-11-07 04:28:49,799 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 04:28:49,807 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 04:28:49,811 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_output46Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 04:28:49,817 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 04:28:49,823 INFO L82 PathProgramCache]: Analyzing trace with hash 903821739, now seen corresponding path program 1 times [2018-11-07 04:28:49,825 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 04:28:49,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 04:28:49,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 04:28:49,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 04:28:49,878 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 04:28:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 04:29:22,642 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 04:30:37,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 04:30:37,428 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 04:30:37,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 04:30:37,430 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 04:30:37,455 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 04:30:37,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 04:30:37,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 04:30:37,474 INFO L87 Difference]: Start difference. First operand 10447 states. Second operand 3 states. Received shutdown request... [2018-11-07 04:31:35,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 04:31:35,855 WARN L549 AbstractCegarLoop]: Verification canceled [2018-11-07 04:31:35,861 WARN L205 ceAbstractionStarter]: Timeout [2018-11-07 04:31:35,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:31:35 BoogieIcfgContainer [2018-11-07 04:31:35,862 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 04:31:35,863 INFO L168 Benchmark]: Toolchain (without parser) took 242474.02 ms. Allocated memory was 1.5 GB in the beginning and 4.6 GB in the end (delta: 3.0 GB). Free memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-11-07 04:31:35,864 INFO L168 Benchmark]: CDTParser took 0.53 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. [2018-11-07 04:31:35,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 18696.22 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 637.5 MB). Free memory was 1.2 GB in the beginning and 778.3 MB in the end (delta: 408.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-11-07 04:31:35,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 3213.36 ms. Allocated memory was 2.2 GB in the beginning and 3.2 GB in the end (delta: 1.0 GB). Free memory was 778.3 MB in the beginning and 2.8 GB in the end (delta: -2.0 GB). Peak memory consumption was 208.3 MB. Max. memory is 7.1 GB. [2018-11-07 04:31:35,867 INFO L168 Benchmark]: Boogie Preprocessor took 2281.88 ms. Allocated memory is still 3.2 GB. Free memory was 2.8 GB in the beginning and 2.3 GB in the end (delta: 404.4 MB). Peak memory consumption was 404.4 MB. Max. memory is 7.1 GB. [2018-11-07 04:31:35,868 INFO L168 Benchmark]: RCFGBuilder took 51150.03 ms. Allocated memory was 3.2 GB in the beginning and 4.2 GB in the end (delta: 1.0 GB). Free memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: -728.8 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-11-07 04:31:35,869 INFO L168 Benchmark]: TraceAbstraction took 167127.93 ms. Allocated memory was 4.2 GB in the beginning and 4.6 GB in the end (delta: 362.8 MB). Free memory was 3.1 GB in the beginning and 2.6 GB in the end (delta: 427.1 MB). Peak memory consumption was 789.9 MB. Max. memory is 7.1 GB. [2018-11-07 04:31:35,875 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 18696.22 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 637.5 MB). Free memory was 1.2 GB in the beginning and 778.3 MB in the end (delta: 408.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 3213.36 ms. Allocated memory was 2.2 GB in the beginning and 3.2 GB in the end (delta: 1.0 GB). Free memory was 778.3 MB in the beginning and 2.8 GB in the end (delta: -2.0 GB). Peak memory consumption was 208.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2281.88 ms. Allocated memory is still 3.2 GB. Free memory was 2.8 GB in the beginning and 2.3 GB in the end (delta: 404.4 MB). Peak memory consumption was 404.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 51150.03 ms. Allocated memory was 3.2 GB in the beginning and 4.2 GB in the end (delta: 1.0 GB). Free memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: -728.8 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * TraceAbstraction took 167127.93 ms. Allocated memory was 4.2 GB in the beginning and 4.6 GB in the end (delta: 362.8 MB). Free memory was 3.1 GB in the beginning and 2.6 GB in the end (delta: 427.1 MB). Peak memory consumption was 789.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 73547]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 73547). 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 (31021 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 49 procedures, 10447 locations, 1 error locations. TIMEOUT Result, 167.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 58.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1917 SDtfs, 1584 SDslu, 239 SDs, 0 SdLazy, 30176 SolverSat, 15887 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 47.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 3 SyntacticMatches, 47 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s 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: 1.0s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 31.1s InterpolantComputationTime, 10200 NumberOfCodeBlocks, 10200 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10199 ConstructedInterpolants, 0 QuantifiedInterpolants, 416017210 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