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_SmtInterpol_NoArray.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-a74eeac-m [2018-02-02 21:11:49,381 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-02 21:11:49,383 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-02 21:11:49,396 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-02 21:11:49,396 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-02 21:11:49,397 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-02 21:11:49,398 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-02 21:11:49,399 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-02 21:11:49,401 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-02 21:11:49,401 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-02 21:11:49,402 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-02 21:11:49,402 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-02 21:11:49,403 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-02 21:11:49,404 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-02 21:11:49,405 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-02 21:11:49,407 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-02 21:11:49,408 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-02 21:11:49,410 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-02 21:11:49,411 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-02 21:11:49,411 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-02 21:11:49,413 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-02 21:11:49,413 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-02 21:11:49,414 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-02 21:11:49,415 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-02 21:11:49,415 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-02 21:11:49,416 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-02 21:11:49,417 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-02 21:11:49,417 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-02 21:11:49,417 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-02 21:11:49,418 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-02 21:11:49,418 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-02 21:11:49,418 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-02-02 21:11:49,428 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-02 21:11:49,429 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-02 21:11:49,430 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-02 21:11:49,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-02 21:11:49,430 INFO L133 SettingsManager]: * Use SBE=true [2018-02-02 21:11:49,431 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-02 21:11:49,431 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-02 21:11:49,431 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-02 21:11:49,431 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-02 21:11:49,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-02 21:11:49,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-02 21:11:49,431 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-02 21:11:49,432 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-02 21:11:49,432 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-02 21:11:49,432 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-02 21:11:49,432 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-02 21:11:49,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-02 21:11:49,432 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-02 21:11:49,433 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-02 21:11:49,433 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-02 21:11:49,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 21:11:49,433 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-02 21:11:49,433 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-02 21:11:49,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-02 21:11:49,434 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL [2018-02-02 21:11:49,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-02 21:11:49,473 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-02 21:11:49,477 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-02 21:11:49,478 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-02 21:11:49,478 INFO L276 PluginConnector]: CDTParser initialized [2018-02-02 21:11:49,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-02-02 21:11:49,618 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-02 21:11:49,619 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-02 21:11:49,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-02 21:11:49,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-02 21:11:49,625 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-02 21:11:49,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:11:49" (1/1) ... [2018-02-02 21:11:49,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@622e0002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49, skipping insertion in model container [2018-02-02 21:11:49,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:11:49" (1/1) ... [2018-02-02 21:11:49,641 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 21:11:49,689 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 21:11:49,835 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 21:11:49,879 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 21:11:49,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49 WrapperNode [2018-02-02 21:11:49,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-02 21:11:49,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-02 21:11:49,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-02 21:11:49,888 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-02 21:11:49,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49" (1/1) ... [2018-02-02 21:11:49,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49" (1/1) ... [2018-02-02 21:11:49,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49" (1/1) ... [2018-02-02 21:11:49,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49" (1/1) ... [2018-02-02 21:11:49,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49" (1/1) ... [2018-02-02 21:11:49,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49" (1/1) ... [2018-02-02 21:11:49,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49" (1/1) ... [2018-02-02 21:11:49,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-02 21:11:49,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-02 21:11:49,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-02 21:11:49,934 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-02 21:11:49,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49" (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 [2018-02-02 21:11:49,974 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-02 21:11:49,974 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-02 21:11:49,974 INFO L136 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2018-02-02 21:11:49,974 INFO L136 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2018-02-02 21:11:49,974 INFO L136 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2018-02-02 21:11:49,974 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-02-02 21:11:49,975 INFO L136 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-02-02 21:11:49,976 INFO L136 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2018-02-02 21:11:49,976 INFO L136 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2018-02-02 21:11:49,976 INFO L136 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2018-02-02 21:11:49,976 INFO L136 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2018-02-02 21:11:49,976 INFO L136 BoogieDeclarations]: Found implementation of procedure ZwClose [2018-02-02 21:11:49,976 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2018-02-02 21:11:49,976 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2018-02-02 21:11:49,976 INFO L136 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2018-02-02 21:11:49,976 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2018-02-02 21:11:49,977 INFO L136 BoogieDeclarations]: Found implementation of procedure errorFn [2018-02-02 21:11:49,977 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-02-02 21:11:49,977 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-02 21:11:49,977 INFO L128 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2018-02-02 21:11:49,977 INFO L128 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2018-02-02 21:11:49,977 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyPnp [2018-02-02 21:11:49,977 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2018-02-02 21:11:49,978 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2018-02-02 21:11:49,978 INFO L128 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2018-02-02 21:11:49,978 INFO L128 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2018-02-02 21:11:49,978 INFO L128 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2018-02-02 21:11:49,978 INFO L128 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2018-02-02 21:11:49,978 INFO L128 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2018-02-02 21:11:49,978 INFO L128 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2018-02-02 21:11:49,978 INFO L128 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-02-02 21:11:49,979 INFO L128 BoogieDeclarations]: Found specification of procedure KeSetEvent [2018-02-02 21:11:49,979 INFO L128 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2018-02-02 21:11:49,979 INFO L128 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2018-02-02 21:11:49,979 INFO L128 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2018-02-02 21:11:49,979 INFO L128 BoogieDeclarations]: Found specification of procedure ZwClose [2018-02-02 21:11:49,979 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2018-02-02 21:11:49,979 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2018-02-02 21:11:49,979 INFO L128 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2018-02-02 21:11:49,979 INFO L128 BoogieDeclarations]: Found specification of procedure errorFn [2018-02-02 21:11:49,980 INFO L128 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-02-02 21:11:49,980 INFO L128 BoogieDeclarations]: Found specification of procedure _BLAST_init [2018-02-02 21:11:49,980 INFO L128 BoogieDeclarations]: Found specification of procedure stub_driver_init [2018-02-02 21:11:49,980 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-02 21:11:49,980 INFO L128 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-02-02 21:11:49,980 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2018-02-02 21:11:49,980 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-02 21:11:49,980 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-02 21:11:50,144 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,145 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,207 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,207 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,219 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,219 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,358 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,358 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,459 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,459 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,505 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,505 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,510 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,510 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,514 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,515 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,581 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,582 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,602 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,602 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,715 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,715 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,718 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,719 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,723 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-02 21:11:50,723 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-02 21:11:50,733 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-02 21:11:50,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:11:50 BoogieIcfgContainer [2018-02-02 21:11:50,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-02 21:11:50,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-02 21:11:50,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-02 21:11:50,737 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-02 21:11:50,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 09:11:49" (1/3) ... [2018-02-02 21:11:50,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c911239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:11:50, skipping insertion in model container [2018-02-02 21:11:50,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:11:49" (2/3) ... [2018-02-02 21:11:50,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c911239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:11:50, skipping insertion in model container [2018-02-02 21:11:50,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:11:50" (3/3) ... [2018-02-02 21:11:50,740 INFO L107 eAbstractionObserver]: Analyzing ICFG floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-02-02 21:11:50,746 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-02-02 21:11:50,756 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-02-02 21:11:50,782 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-02 21:11:50,782 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-02 21:11:50,782 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-02-02 21:11:50,782 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-02-02 21:11:50,783 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-02 21:11:50,783 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-02 21:11:50,783 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-02 21:11:50,783 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-02 21:11:50,783 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-02 21:11:50,799 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states. [2018-02-02 21:11:50,815 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-02-02 21:11:50,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.02 09:11:50 BoogieIcfgContainer [2018-02-02 21:11:50,818 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-02-02 21:11:50,819 INFO L168 Benchmark]: Toolchain (without parser) took 1200.97 ms. Allocated memory was 398.5 MB in the beginning and 428.3 MB in the end (delta: 29.9 MB). Free memory was 355.1 MB in the beginning and 349.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 35.8 MB. Max. memory is 5.3 GB. [2018-02-02 21:11:50,820 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 398.5 MB. Free memory is still 360.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-02 21:11:50,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.89 ms. Allocated memory is still 398.5 MB. Free memory was 355.1 MB in the beginning and 331.4 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-02-02 21:11:50,821 INFO L168 Benchmark]: Boogie Preprocessor took 45.98 ms. Allocated memory is still 398.5 MB. Free memory was 331.4 MB in the beginning and 326.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 5.3 GB. [2018-02-02 21:11:50,821 INFO L168 Benchmark]: RCFGBuilder took 800.29 ms. Allocated memory was 398.5 MB in the beginning and 428.3 MB in the end (delta: 29.9 MB). Free memory was 326.0 MB in the beginning and 355.5 MB in the end (delta: -29.5 MB). Peak memory consumption was 92.1 MB. Max. memory is 5.3 GB. [2018-02-02 21:11:50,822 INFO L168 Benchmark]: TraceAbstraction took 83.93 ms. Allocated memory is still 428.3 MB. Free memory was 355.5 MB in the beginning and 349.3 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 5.3 GB. [2018-02-02 21:11:50,824 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 398.5 MB. Free memory is still 360.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 267.89 ms. Allocated memory is still 398.5 MB. Free memory was 355.1 MB in the beginning and 331.4 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 45.98 ms. Allocated memory is still 398.5 MB. Free memory was 331.4 MB in the beginning and 326.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 5.3 GB. * RCFGBuilder took 800.29 ms. Allocated memory was 398.5 MB in the beginning and 428.3 MB in the end (delta: 29.9 MB). Free memory was 326.0 MB in the beginning and 355.5 MB in the end (delta: -29.5 MB). Peak memory consumption was 92.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 83.93 ms. Allocated memory is still 428.3 MB. Free memory was 355.5 MB in the beginning and 349.3 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. 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 29 procedures, 415 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=389occurred 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_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-02_21-11-50-831.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-02-02_21-11-50-831.csv Received shutdown request...