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 -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_true-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5b1954-m [2018-10-10 11:25:51,252 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 11:25:51,254 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 11:25:51,271 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 11:25:51,271 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 11:25:51,272 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 11:25:51,274 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 11:25:51,277 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 11:25:51,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 11:25:51,279 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 11:25:51,280 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 11:25:51,280 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 11:25:51,281 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 11:25:51,282 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 11:25:51,284 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 11:25:51,284 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 11:25:51,285 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 11:25:51,287 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 11:25:51,292 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 11:25:51,293 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 11:25:51,296 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 11:25:51,297 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 11:25:51,302 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 11:25:51,303 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 11:25:51,303 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 11:25:51,304 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 11:25:51,305 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 11:25:51,306 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 11:25:51,306 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 11:25:51,309 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 11:25:51,309 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 11:25:51,311 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 11:25:51,311 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 11:25:51,311 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 11:25:51,313 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 11:25:51,314 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 11:25:51,314 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 11:25:51,335 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 11:25:51,335 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 11:25:51,336 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-10 11:25:51,337 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-10 11:25:51,337 INFO L133 SettingsManager]: * Use SBE=true [2018-10-10 11:25:51,337 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-10 11:25:51,337 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-10 11:25:51,337 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-10 11:25:51,338 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-10 11:25:51,338 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-10 11:25:51,338 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-10 11:25:51,338 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-10 11:25:51,338 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-10 11:25:51,339 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-10 11:25:51,339 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-10 11:25:51,339 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-10 11:25:51,339 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 11:25:51,339 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-10 11:25:51,339 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-10 11:25:51,340 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-10 11:25:51,340 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 11:25:51,340 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 11:25:51,340 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-10 11:25:51,340 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-10 11:25:51,341 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-10 11:25:51,341 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 [2018-10-10 11:25:51,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 11:25:51,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 11:25:51,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 11:25:51,421 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-10 11:25:51,421 INFO L276 PluginConnector]: CDTParser initialized [2018-10-10 11:25:51,422 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 11:25:51,770 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c23e5e97/593b6545f33f4f61809498cfbf6771f0/FLAG82aa33b0d [2018-10-10 11:25:52,030 INFO L289 CDTParser]: Found 1 translation units. [2018-10-10 11:25:52,031 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 11:25:52,056 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c23e5e97/593b6545f33f4f61809498cfbf6771f0/FLAG82aa33b0d [2018-10-10 11:25:52,070 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c23e5e97/593b6545f33f4f61809498cfbf6771f0 [2018-10-10 11:25:52,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 11:25:52,082 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-10 11:25:52,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-10 11:25:52,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-10 11:25:52,087 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-10 11:25:52,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:52,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5214d930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52, skipping insertion in model container [2018-10-10 11:25:52,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:52,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-10 11:25:52,162 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-10 11:25:52,469 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 11:25:52,473 INFO L189 MainTranslator]: Completed pre-run [2018-10-10 11:25:52,686 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 11:25:52,726 INFO L193 MainTranslator]: Completed translation [2018-10-10 11:25:52,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52 WrapperNode [2018-10-10 11:25:52,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-10 11:25:52,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-10 11:25:52,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-10 11:25:52,729 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-10 11:25:52,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:52,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:52,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-10 11:25:52,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 11:25:52,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 11:25:52,975 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 11:25:52,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:52,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:52,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:52,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:53,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:53,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:53,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (1/1) ... [2018-10-10 11:25:53,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 11:25:53,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 11:25:53,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 11:25:53,118 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 11:25:53,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (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 [2018-10-10 11:25:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 11:25:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 11:25:53,566 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,566 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,585 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,585 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,590 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,590 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,602 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,602 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,604 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,604 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,606 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,606 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,616 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,616 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,625 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,628 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,633 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,633 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,637 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,637 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,640 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,641 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,642 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,642 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,647 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,648 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,655 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,655 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,658 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,658 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,659 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,659 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,662 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,662 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,664 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,665 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,665 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,666 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,666 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,667 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,670 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,670 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,672 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,672 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,675 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,675 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,678 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,678 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,679 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,679 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,681 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,682 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,684 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,684 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,685 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,685 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,686 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,686 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:53,688 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 11:25:53,688 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 11:25:56,670 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 11:25:56,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 11:25:56 BoogieIcfgContainer [2018-10-10 11:25:56,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 11:25:56,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 11:25:56,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 11:25:56,675 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 11:25:56,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.10 11:25:52" (1/3) ... [2018-10-10 11:25:56,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d63729f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 11:25:56, skipping insertion in model container [2018-10-10 11:25:56,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 11:25:52" (2/3) ... [2018-10-10 11:25:56,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d63729f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 11:25:56, skipping insertion in model container [2018-10-10 11:25:56,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 11:25:56" (3/3) ... [2018-10-10 11:25:56,681 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 11:25:56,691 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-10 11:25:56,701 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-10-10 11:25:56,719 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-10-10 11:25:56,751 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 11:25:56,752 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 11:25:56,752 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 11:25:56,753 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-10 11:25:56,753 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 11:25:56,753 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 11:25:56,753 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 11:25:56,753 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 11:25:56,753 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 11:25:56,795 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states. [2018-10-10 11:25:56,815 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 11:25:56,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 11:25:56 BoogieIcfgContainer [2018-10-10 11:25:56,820 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 11:25:56,821 INFO L168 Benchmark]: Toolchain (without parser) took 4740.42 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -564.9 MB). Peak memory consumption was 180.7 MB. Max. memory is 7.1 GB. [2018-10-10 11:25:56,823 INFO L168 Benchmark]: CDTParser took 0.26 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. [2018-10-10 11:25:56,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.87 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 11:25:56,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.95 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -821.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2018-10-10 11:25:56,826 INFO L168 Benchmark]: Boogie Preprocessor took 143.14 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-10 11:25:56,827 INFO L168 Benchmark]: RCFGBuilder took 3553.12 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 198.2 MB). Peak memory consumption was 198.2 MB. Max. memory is 7.1 GB. [2018-10-10 11:25:56,828 INFO L168 Benchmark]: TraceAbstraction took 148.74 ms. Allocated memory is still 2.3 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-10 11:25:56,837 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 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.87 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 245.95 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -821.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.14 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3553.12 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 198.2 MB). Peak memory consumption was 198.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 148.74 ms. Allocated memory is still 2.3 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 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, 647 locations, 0 error locations. SAFE Result, 0.0s 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=587occurred 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...