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_true-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5b1954-m [2018-10-10 14:55:54,071 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 14:55:54,073 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 14:55:54,085 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 14:55:54,085 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 14:55:54,086 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 14:55:54,088 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 14:55:54,089 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 14:55:54,091 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 14:55:54,092 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 14:55:54,092 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 14:55:54,093 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 14:55:54,094 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 14:55:54,095 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 14:55:54,096 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 14:55:54,097 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 14:55:54,098 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 14:55:54,099 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 14:55:54,101 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 14:55:54,103 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 14:55:54,104 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 14:55:54,105 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 14:55:54,107 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 14:55:54,108 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 14:55:54,108 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 14:55:54,109 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 14:55:54,110 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 14:55:54,110 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 14:55:54,111 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 14:55:54,112 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 14:55:54,113 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 14:55:54,113 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 14:55:54,114 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 14:55:54,114 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 14:55:54,115 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 14:55:54,116 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 14:55:54,116 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 14:55:54,133 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 14:55:54,133 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 14:55:54,136 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-10 14:55:54,137 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-10 14:55:54,137 INFO L133 SettingsManager]: * Use SBE=true [2018-10-10 14:55:54,137 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-10 14:55:54,137 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-10 14:55:54,137 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-10 14:55:54,138 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-10 14:55:54,138 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-10 14:55:54,138 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-10 14:55:54,138 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-10 14:55:54,138 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-10 14:55:54,138 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-10 14:55:54,139 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-10 14:55:54,140 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-10 14:55:54,140 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 14:55:54,140 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-10 14:55:54,140 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-10 14:55:54,140 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-10 14:55:54,141 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 14:55:54,141 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 14:55:54,141 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-10 14:55:54,141 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-10 14:55:54,141 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-10 14:55:54,142 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 14:55:54,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 14:55:54,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 14:55:54,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 14:55:54,231 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-10 14:55:54,232 INFO L276 PluginConnector]: CDTParser initialized [2018-10-10 14:55:54,233 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 14:55:54,536 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b872f789/2adf80e4900c4252a19e1bdde6e26c14/FLAG95a2129cf [2018-10-10 14:55:54,833 INFO L289 CDTParser]: Found 1 translation units. [2018-10-10 14:55:54,834 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 14:55:54,872 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b872f789/2adf80e4900c4252a19e1bdde6e26c14/FLAG95a2129cf [2018-10-10 14:55:54,895 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b872f789/2adf80e4900c4252a19e1bdde6e26c14 [2018-10-10 14:55:54,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 14:55:54,913 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-10 14:55:54,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-10 14:55:54,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-10 14:55:54,919 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-10 14:55:54,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 02:55:54" (1/1) ... [2018-10-10 14:55:54,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5376c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:54, skipping insertion in model container [2018-10-10 14:55:54,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 02:55:54" (1/1) ... [2018-10-10 14:55:54,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-10 14:55:55,021 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-10 14:55:55,389 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 14:55:55,397 INFO L189 MainTranslator]: Completed pre-run [2018-10-10 14:55:55,558 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 14:55:55,584 INFO L193 MainTranslator]: Completed translation [2018-10-10 14:55:55,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55 WrapperNode [2018-10-10 14:55:55,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-10 14:55:55,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-10 14:55:55,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-10 14:55:55,586 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-10 14:55:55,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (1/1) ... [2018-10-10 14:55:55,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (1/1) ... [2018-10-10 14:55:55,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-10 14:55:55,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 14:55:55,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 14:55:55,814 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 14:55:55,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (1/1) ... [2018-10-10 14:55:55,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (1/1) ... [2018-10-10 14:55:55,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (1/1) ... [2018-10-10 14:55:55,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (1/1) ... [2018-10-10 14:55:55,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (1/1) ... [2018-10-10 14:55:55,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (1/1) ... [2018-10-10 14:55:55,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (1/1) ... [2018-10-10 14:55:55,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 14:55:55,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 14:55:55,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 14:55:55,947 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 14:55:55,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (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 14:55:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 14:55:56,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 14:55:56,424 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,426 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,456 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,456 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,463 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,464 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,475 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,476 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,477 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,477 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,478 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,478 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,481 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,481 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,487 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,488 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,492 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,492 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,495 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,495 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,498 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,499 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,500 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,500 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,505 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,505 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,508 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,508 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,510 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,510 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,511 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,513 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,516 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,516 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,518 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,518 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,519 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,519 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,520 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,520 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,523 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,523 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,525 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,526 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,529 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,529 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,532 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,532 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,535 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,535 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,538 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,538 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,541 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,541 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,542 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,542 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,543 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,543 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:55:56,545 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-10 14:55:56,546 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-10 14:56:00,552 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 14:56:00,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:56:00 BoogieIcfgContainer [2018-10-10 14:56:00,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 14:56:00,555 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 14:56:00,555 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 14:56:00,558 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 14:56:00,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.10 02:55:54" (1/3) ... [2018-10-10 14:56:00,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee861a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 02:56:00, skipping insertion in model container [2018-10-10 14:56:00,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:55:55" (2/3) ... [2018-10-10 14:56:00,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee861a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 02:56:00, skipping insertion in model container [2018-10-10 14:56:00,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:56:00" (3/3) ... [2018-10-10 14:56:00,562 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-10-10 14:56:00,572 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-10 14:56:00,587 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-10-10 14:56:00,605 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-10-10 14:56:00,632 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 14:56:00,633 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 14:56:00,633 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 14:56:00,634 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-10 14:56:00,634 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 14:56:00,634 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 14:56:00,634 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 14:56:00,634 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 14:56:00,635 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 14:56:00,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states. [2018-10-10 14:56:00,732 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 14:56:00,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 02:56:00 BoogieIcfgContainer [2018-10-10 14:56:00,737 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 14:56:00,739 INFO L168 Benchmark]: Toolchain (without parser) took 5828.02 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 740.3 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -421.7 MB). Peak memory consumption was 318.6 MB. Max. memory is 7.1 GB. [2018-10-10 14:56:00,741 INFO L168 Benchmark]: CDTParser took 0.25 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 14:56:00,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.87 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 14:56:00,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.08 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 740.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -816.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2018-10-10 14:56:00,744 INFO L168 Benchmark]: Boogie Preprocessor took 133.03 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 14:56:00,744 INFO L168 Benchmark]: RCFGBuilder took 4607.17 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 335.9 MB). Peak memory consumption was 335.9 MB. Max. memory is 7.1 GB. [2018-10-10 14:56:00,745 INFO L168 Benchmark]: TraceAbstraction took 182.20 ms. Allocated memory is still 2.3 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-10 14:56:00,751 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 670.87 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 227.08 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 740.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -816.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.03 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 4607.17 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 335.9 MB). Peak memory consumption was 335.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 182.20 ms. Allocated memory is still 2.3 GB. Free memory was 1.9 GB in the beginning and 1.8 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, 2523 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=2463occurred 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...