java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c17473d-m [2018-02-04 20:55:59,287 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 20:55:59,288 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 20:55:59,298 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 20:55:59,298 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 20:55:59,299 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 20:55:59,300 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 20:55:59,301 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 20:55:59,302 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 20:55:59,303 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 20:55:59,303 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 20:55:59,304 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 20:55:59,304 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 20:55:59,305 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 20:55:59,306 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 20:55:59,308 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 20:55:59,309 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 20:55:59,311 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 20:55:59,311 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 20:55:59,312 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 20:55:59,314 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 20:55:59,314 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 20:55:59,315 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 20:55:59,316 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 20:55:59,316 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 20:55:59,317 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 20:55:59,317 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 20:55:59,318 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 20:55:59,318 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 20:55:59,318 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 20:55:59,319 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 20:55:59,319 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-02-04 20:55:59,329 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 20:55:59,329 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 20:55:59,330 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 20:55:59,330 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 20:55:59,330 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 20:55:59,330 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 20:55:59,331 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 20:55:59,331 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 20:55:59,331 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 20:55:59,331 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 20:55:59,331 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 20:55:59,331 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 20:55:59,331 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 20:55:59,332 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 20:55:59,332 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 20:55:59,332 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 20:55:59,332 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 20:55:59,332 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 20:55:59,332 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 20:55:59,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 20:55:59,333 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 20:55:59,333 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-04 20:55:59,333 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-04 20:55:59,333 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:55:59,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 20:55:59,369 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 20:55:59,371 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 20:55:59,372 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 20:55:59,372 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 20:55:59,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-02-04 20:55:59,466 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 20:55:59,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 20:55:59,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 20:55:59,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 20:55:59,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 20:55:59,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 08:55:59" (1/1) ... [2018-02-04 20:55:59,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c53eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59, skipping insertion in model container [2018-02-04 20:55:59,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 08:55:59" (1/1) ... [2018-02-04 20:55:59,492 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 20:55:59,528 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 20:55:59,649 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 20:55:59,692 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 20:55:59,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59 WrapperNode [2018-02-04 20:55:59,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 20:55:59,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 20:55:59,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 20:55:59,702 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 20:55:59,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59" (1/1) ... [2018-02-04 20:55:59,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59" (1/1) ... [2018-02-04 20:55:59,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59" (1/1) ... [2018-02-04 20:55:59,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59" (1/1) ... [2018-02-04 20:55:59,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59" (1/1) ... [2018-02-04 20:55:59,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59" (1/1) ... [2018-02-04 20:55:59,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59" (1/1) ... [2018-02-04 20:55:59,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 20:55:59,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 20:55:59,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 20:55:59,739 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 20:55:59,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-02-04 20:55:59,784 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 20:55:59,784 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 20:55:59,784 INFO L136 BoogieDeclarations]: Found implementation of procedure errorFn [2018-02-04 20:55:59,784 INFO L136 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2018-02-04 20:55:59,784 INFO L136 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2018-02-04 20:55:59,785 INFO L136 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-02-04 20:55:59,786 INFO L136 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-02-04 20:55:59,786 INFO L136 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-02-04 20:55:59,786 INFO L136 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2018-02-04 20:55:59,786 INFO L136 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2018-02-04 20:55:59,786 INFO L136 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2018-02-04 20:55:59,786 INFO L136 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2018-02-04 20:55:59,786 INFO L136 BoogieDeclarations]: Found implementation of procedure ZwClose [2018-02-04 20:55:59,786 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-02-04 20:55:59,786 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 20:55:59,786 INFO L128 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2018-02-04 20:55:59,786 INFO L128 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2018-02-04 20:55:59,786 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyPnp [2018-02-04 20:55:59,786 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2018-02-04 20:55:59,786 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure KeSetEvent [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2018-02-04 20:55:59,787 INFO L128 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2018-02-04 20:55:59,788 INFO L128 BoogieDeclarations]: Found specification of procedure ZwClose [2018-02-04 20:55:59,788 INFO L128 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-02-04 20:55:59,788 INFO L128 BoogieDeclarations]: Found specification of procedure errorFn [2018-02-04 20:55:59,788 INFO L128 BoogieDeclarations]: Found specification of procedure _BLAST_init [2018-02-04 20:55:59,788 INFO L128 BoogieDeclarations]: Found specification of procedure stub_driver_init [2018-02-04 20:55:59,788 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 20:55:59,788 INFO L128 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-02-04 20:55:59,788 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 20:55:59,789 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 20:55:59,919 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:55:59,919 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:55:59,959 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:55:59,959 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:55:59,966 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:55:59,966 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,096 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:00,096 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,152 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:00,152 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,286 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:00,287 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,290 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:00,291 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,295 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:00,296 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,336 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:00,336 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,389 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:00,389 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,393 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:00,393 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,406 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:00,406 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:00,439 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 20:56:00,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 08:56:00 BoogieIcfgContainer [2018-02-04 20:56:00,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 20:56:00,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 20:56:00,441 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 20:56:00,443 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 20:56:00,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 08:55:59" (1/3) ... [2018-02-04 20:56:00,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a213e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 08:56:00, skipping insertion in model container [2018-02-04 20:56:00,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:55:59" (2/3) ... [2018-02-04 20:56:00,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a213e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 08:56:00, skipping insertion in model container [2018-02-04 20:56:00,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 08:56:00" (3/3) ... [2018-02-04 20:56:00,446 INFO L107 eAbstractionObserver]: Analyzing ICFG floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-02-04 20:56:00,454 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 20:56:00,461 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-02-04 20:56:00,506 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 20:56:00,506 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 20:56:00,507 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-04 20:56:00,507 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 20:56:00,507 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 20:56:00,507 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 20:56:00,507 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 20:56:00,507 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 20:56:00,508 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 20:56:00,524 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states. [2018-02-04 20:56:00,539 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-02-04 20:56:00,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.02 08:56:00 BoogieIcfgContainer [2018-02-04 20:56:00,542 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-02-04 20:56:00,543 INFO L168 Benchmark]: Toolchain (without parser) took 1076.38 ms. Allocated memory was 394.8 MB in the beginning and 423.6 MB in the end (delta: 28.8 MB). Free memory was 353.0 MB in the beginning and 382.2 MB in the end (delta: -29.2 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 20:56:00,544 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 394.8 MB. Free memory is still 358.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 20:56:00,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.39 ms. Allocated memory is still 394.8 MB. Free memory was 351.7 MB in the beginning and 333.2 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 5.3 GB. [2018-02-04 20:56:00,545 INFO L168 Benchmark]: Boogie Preprocessor took 37.04 ms. Allocated memory is still 394.8 MB. Free memory was 333.2 MB in the beginning and 330.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-02-04 20:56:00,546 INFO L168 Benchmark]: RCFGBuilder took 700.83 ms. Allocated memory is still 394.8 MB. Free memory was 330.5 MB in the beginning and 246.9 MB in the end (delta: 83.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 5.3 GB. [2018-02-04 20:56:00,546 INFO L168 Benchmark]: TraceAbstraction took 102.02 ms. Allocated memory was 394.8 MB in the beginning and 423.6 MB in the end (delta: 28.8 MB). Free memory was 246.9 MB in the beginning and 382.2 MB in the end (delta: -135.3 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 20:56:00,548 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 394.8 MB. Free memory is still 358.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 233.39 ms. Allocated memory is still 394.8 MB. Free memory was 351.7 MB in the beginning and 333.2 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 37.04 ms. Allocated memory is still 394.8 MB. Free memory was 333.2 MB in the beginning and 330.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 700.83 ms. Allocated memory is still 394.8 MB. Free memory was 330.5 MB in the beginning and 246.9 MB in the end (delta: 83.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 102.02 ms. Allocated memory was 394.8 MB in the beginning and 423.6 MB in the end (delta: 28.8 MB). Free memory was 246.9 MB in the beginning and 382.2 MB in the end (delta: -135.3 MB). There was no memory consumed. Max. memory is 5.3 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 25 procedures, 325 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=301occurred 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! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_20-56-00-556.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/floppy_simpl3_true-unreach-call_true-valid-memsafety_true-termination.cil.c_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-02-04_20-56-00-556.csv Received shutdown request...