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 --traceabstraction.dump.automata.to.the.following.directory dump --rcfgbuilder.size.of.a.code.block SingleStatement --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5b1954-m [2018-10-10 14:55:51,709 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 14:55:51,711 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 14:55:51,723 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 14:55:51,723 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 14:55:51,724 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 14:55:51,725 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 14:55:51,727 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 14:55:51,729 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 14:55:51,730 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 14:55:51,731 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 14:55:51,731 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 14:55:51,732 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 14:55:51,733 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 14:55:51,734 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 14:55:51,735 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 14:55:51,736 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 14:55:51,738 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 14:55:51,740 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 14:55:51,742 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 14:55:51,743 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 14:55:51,747 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 14:55:51,752 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 14:55:51,752 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 14:55:51,752 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 14:55:51,755 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 14:55:51,756 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 14:55:51,757 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 14:55:51,762 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 14:55:51,765 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 14:55:51,766 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 14:55:51,767 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 14:55:51,767 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 14:55:51,767 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 14:55:51,768 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 14:55:51,769 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 14:55:51,772 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-10-10 14:55:51,792 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 14:55:51,793 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 14:55:51,794 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-10 14:55:51,794 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-10 14:55:51,794 INFO L133 SettingsManager]: * Use SBE=true [2018-10-10 14:55:51,795 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-10 14:55:51,795 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-10 14:55:51,795 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-10 14:55:51,795 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-10 14:55:51,795 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-10 14:55:51,795 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-10 14:55:51,796 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-10 14:55:51,796 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-10 14:55:51,796 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-10 14:55:51,796 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-10 14:55:51,796 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-10 14:55:51,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 14:55:51,797 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-10 14:55:51,797 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-10 14:55:51,797 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-10 14:55:51,797 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 14:55:51,798 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 14:55:51,798 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-10 14:55:51,798 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-10 14:55:51,798 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-10 14:55:51,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Dump automata to the following directory -> dump Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-10-10 14:55:51,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 14:55:51,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 14:55:51,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 14:55:51,884 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-10 14:55:51,885 INFO L276 PluginConnector]: CDTParser initialized [2018-10-10 14:55:51,886 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 14:55:52,188 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee53238cd/82a8020f9e38443590858ef1dcad9e52/FLAGcd3702d1b [2018-10-10 14:55:52,551 INFO L289 CDTParser]: Found 1 translation units. [2018-10-10 14:55:52,552 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 14:55:52,570 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee53238cd/82a8020f9e38443590858ef1dcad9e52/FLAGcd3702d1b [2018-10-10 14:55:52,586 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee53238cd/82a8020f9e38443590858ef1dcad9e52 [2018-10-10 14:55:52,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 14:55:52,600 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-10 14:55:52,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-10 14:55:52,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-10 14:55:52,605 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-10 14:55:52,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 02:55:52" (1/1) ... [2018-10-10 14:55:52,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762fedf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:52, skipping insertion in model container [2018-10-10 14:55:52,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 02:55:52" (1/1) ... [2018-10-10 14:55:52,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-10 14:55:52,690 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-10 14:55:53,026 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 14:55:53,035 INFO L189 MainTranslator]: Completed pre-run [2018-10-10 14:55:53,198 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 14:55:53,226 INFO L193 MainTranslator]: Completed translation [2018-10-10 14:55:53,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53 WrapperNode [2018-10-10 14:55:53,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-10 14:55:53,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-10 14:55:53,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-10 14:55:53,228 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-10 14:55:53,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (1/1) ... [2018-10-10 14:55:53,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (1/1) ... [2018-10-10 14:55:53,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-10 14:55:53,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 14:55:53,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 14:55:53,464 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 14:55:53,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (1/1) ... [2018-10-10 14:55:53,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (1/1) ... [2018-10-10 14:55:53,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (1/1) ... [2018-10-10 14:55:53,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (1/1) ... [2018-10-10 14:55:53,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (1/1) ... [2018-10-10 14:55:53,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (1/1) ... [2018-10-10 14:55:53,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (1/1) ... [2018-10-10 14:55:53,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 14:55:53,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 14:55:53,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 14:55:53,615 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 14:55:53,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (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 [2018-10-10 14:55:53,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 14:55:53,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 14:55:54,038 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,038 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,054 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,055 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,059 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,059 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,068 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,068 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,071 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,071 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,072 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,072 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,081 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,082 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,091 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,091 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,097 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,097 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,099 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,100 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,101 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,101 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,104 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,106 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,109 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,109 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,112 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,112 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,113 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,113 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,114 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,114 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,119 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,119 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,120 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,121 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,121 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,122 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,122 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,122 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,126 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,127 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,128 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,128 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,132 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,132 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,135 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,135 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,137 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,137 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,139 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,140 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,142 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,143 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,144 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,144 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,144 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,144 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:54,146 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:54,146 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:58,432 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 14:55:58,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:55:58 BoogieIcfgContainer [2018-10-10 14:55:58,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 14:55:58,435 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 14:55:58,435 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 14:55:58,439 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 14:55:58,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.10 02:55:52" (1/3) ... [2018-10-10 14:55:58,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50017e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 02:55:58, skipping insertion in model container [2018-10-10 14:55:58,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:53" (2/3) ... [2018-10-10 14:55:58,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50017e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 02:55:58, skipping insertion in model container [2018-10-10 14:55:58,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:55:58" (3/3) ... [2018-10-10 14:55:58,445 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 14:55:58,459 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-10 14:55:58,471 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-10-10 14:55:58,489 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-10-10 14:55:58,520 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 14:55:58,521 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 14:55:58,521 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 14:55:58,521 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-10 14:55:58,521 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 14:55:58,522 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 14:55:58,522 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 14:55:58,522 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 14:55:58,522 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 14:55:58,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states. [2018-10-10 14:55:58,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 14:55:58,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 02:55:58 BoogieIcfgContainer [2018-10-10 14:55:58,629 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 14:55:58,630 INFO L168 Benchmark]: Toolchain (without parser) took 6031.14 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 727.2 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -403.5 MB). Peak memory consumption was 323.7 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:58,632 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 14:55:58,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 626.44 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:58,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.39 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 727.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -802.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:58,635 INFO L168 Benchmark]: Boogie Preprocessor took 150.95 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:58,636 INFO L168 Benchmark]: RCFGBuilder took 4818.89 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 326.5 MB). Peak memory consumption was 326.5 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:58,637 INFO L168 Benchmark]: TraceAbstraction took 194.17 ms. Allocated memory is still 2.2 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2018-10-10 14:55:58,643 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 626.44 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 235.39 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 727.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -802.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 150.95 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4818.89 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 326.5 MB). Peak memory consumption was 326.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 194.17 ms. Allocated memory is still 2.2 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2525 locations, 0 error locations. SAFE Result, 0.1s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2465occurred 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: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...