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_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ccafca9-m [2018-02-04 04:56:40,929 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 04:56:40,930 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 04:56:40,939 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 04:56:40,940 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 04:56:40,940 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 04:56:40,941 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 04:56:40,943 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 04:56:40,944 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 04:56:40,944 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 04:56:40,945 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 04:56:40,945 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 04:56:40,946 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 04:56:40,947 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 04:56:40,947 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 04:56:40,949 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 04:56:40,951 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 04:56:40,952 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 04:56:40,953 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 04:56:40,954 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 04:56:40,956 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 04:56:40,956 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 04:56:40,956 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 04:56:40,957 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 04:56:40,958 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 04:56:40,959 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 04:56:40,959 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 04:56:40,959 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 04:56:40,959 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 04:56:40,960 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 04:56:40,960 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 04:56:40,960 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 04:56:40,970 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 04:56:40,970 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 04:56:40,971 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 04:56:40,971 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 04:56:40,972 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 04:56:40,972 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 04:56:40,972 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 04:56:40,972 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 04:56:40,972 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 04:56:40,972 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 04:56:40,973 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 04:56:40,973 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 04:56:40,973 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 04:56:40,973 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-04 04:56:40,973 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 04:56:40,973 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 04:56:40,974 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 04:56:40,974 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 04:56:40,974 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 04:56:40,974 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 04:56:40,974 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 04:56:40,974 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 04:56:40,975 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-04 04:56:40,975 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-04 04:56:40,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 04:56:41,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 04:56:41,016 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 04:56:41,019 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 04:56:41,020 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 04:56:41,020 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 04:56:41,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-02-04 04:56:41,157 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 04:56:41,159 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 04:56:41,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 04:56:41,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 04:56:41,163 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 04:56:41,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:56:41" (1/1) ... [2018-02-04 04:56:41,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b10bbed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41, skipping insertion in model container [2018-02-04 04:56:41,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:56:41" (1/1) ... [2018-02-04 04:56:41,179 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:56:41,224 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:56:41,362 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:56:41,408 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:56:41,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41 WrapperNode [2018-02-04 04:56:41,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 04:56:41,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 04:56:41,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 04:56:41,416 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 04:56:41,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41" (1/1) ... [2018-02-04 04:56:41,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41" (1/1) ... [2018-02-04 04:56:41,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41" (1/1) ... [2018-02-04 04:56:41,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41" (1/1) ... [2018-02-04 04:56:41,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41" (1/1) ... [2018-02-04 04:56:41,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41" (1/1) ... [2018-02-04 04:56:41,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41" (1/1) ... [2018-02-04 04:56:41,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 04:56:41,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 04:56:41,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 04:56:41,464 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 04:56:41,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41" (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 04:56:41,515 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 04:56:41,515 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 04:56:41,515 INFO L136 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2018-02-04 04:56:41,516 INFO L136 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2018-02-04 04:56:41,516 INFO L136 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2018-02-04 04:56:41,516 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2018-02-04 04:56:41,516 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2018-02-04 04:56:41,516 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2018-02-04 04:56:41,516 INFO L136 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2018-02-04 04:56:41,516 INFO L136 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2018-02-04 04:56:41,516 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 04:56:41,517 INFO L136 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2018-02-04 04:56:41,517 INFO L136 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2018-02-04 04:56:41,517 INFO L136 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2018-02-04 04:56:41,517 INFO L136 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2018-02-04 04:56:41,517 INFO L136 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2018-02-04 04:56:41,517 INFO L136 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-02-04 04:56:41,517 INFO L136 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-02-04 04:56:41,517 INFO L136 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-02-04 04:56:41,518 INFO L136 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2018-02-04 04:56:41,518 INFO L136 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2018-02-04 04:56:41,518 INFO L136 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2018-02-04 04:56:41,518 INFO L136 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2018-02-04 04:56:41,518 INFO L136 BoogieDeclarations]: Found implementation of procedure ZwClose [2018-02-04 04:56:41,518 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2018-02-04 04:56:41,518 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2018-02-04 04:56:41,518 INFO L136 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2018-02-04 04:56:41,519 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2018-02-04 04:56:41,519 INFO L136 BoogieDeclarations]: Found implementation of procedure errorFn [2018-02-04 04:56:41,519 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-02-04 04:56:41,519 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 04:56:41,519 INFO L128 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2018-02-04 04:56:41,519 INFO L128 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2018-02-04 04:56:41,519 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyPnp [2018-02-04 04:56:41,519 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2018-02-04 04:56:41,519 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2018-02-04 04:56:41,520 INFO L128 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2018-02-04 04:56:41,520 INFO L128 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2018-02-04 04:56:41,520 INFO L128 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2018-02-04 04:56:41,520 INFO L128 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2018-02-04 04:56:41,520 INFO L128 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2018-02-04 04:56:41,520 INFO L128 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2018-02-04 04:56:41,520 INFO L128 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-02-04 04:56:41,520 INFO L128 BoogieDeclarations]: Found specification of procedure KeSetEvent [2018-02-04 04:56:41,521 INFO L128 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2018-02-04 04:56:41,521 INFO L128 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2018-02-04 04:56:41,521 INFO L128 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2018-02-04 04:56:41,521 INFO L128 BoogieDeclarations]: Found specification of procedure ZwClose [2018-02-04 04:56:41,521 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2018-02-04 04:56:41,521 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2018-02-04 04:56:41,521 INFO L128 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2018-02-04 04:56:41,521 INFO L128 BoogieDeclarations]: Found specification of procedure errorFn [2018-02-04 04:56:41,521 INFO L128 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-02-04 04:56:41,522 INFO L128 BoogieDeclarations]: Found specification of procedure _BLAST_init [2018-02-04 04:56:41,522 INFO L128 BoogieDeclarations]: Found specification of procedure stub_driver_init [2018-02-04 04:56:41,522 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 04:56:41,522 INFO L128 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-02-04 04:56:41,522 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2018-02-04 04:56:41,522 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 04:56:41,522 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 04:56:41,705 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:41,706 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:41,732 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:41,732 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:41,738 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:41,738 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:41,856 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:41,857 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:41,897 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:41,897 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:41,979 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:41,979 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:41,984 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:41,984 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:41,988 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:41,988 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:42,015 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:42,016 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:42,049 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:42,049 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:42,169 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:42,170 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:42,174 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:42,175 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:42,198 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 04:56:42,199 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:56:42,214 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 04:56:42,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:56:42 BoogieIcfgContainer [2018-02-04 04:56:42,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 04:56:42,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 04:56:42,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 04:56:42,218 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 04:56:42,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 04:56:41" (1/3) ... [2018-02-04 04:56:42,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@657d8032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:56:42, skipping insertion in model container [2018-02-04 04:56:42,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:56:41" (2/3) ... [2018-02-04 04:56:42,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@657d8032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:56:42, skipping insertion in model container [2018-02-04 04:56:42,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:56:42" (3/3) ... [2018-02-04 04:56:42,221 INFO L107 eAbstractionObserver]: Analyzing ICFG floppy_simpl4_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-02-04 04:56:42,228 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 04:56:42,235 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-02-04 04:56:42,266 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 04:56:42,266 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 04:56:42,267 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-04 04:56:42,267 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 04:56:42,267 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 04:56:42,267 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 04:56:42,267 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 04:56:42,267 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 04:56:42,268 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 04:56:42,285 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states. [2018-02-04 04:56:42,302 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-02-04 04:56:42,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.02 04:56:42 BoogieIcfgContainer [2018-02-04 04:56:42,306 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-02-04 04:56:42,307 INFO L168 Benchmark]: Toolchain (without parser) took 1148.93 ms. Allocated memory was 405.3 MB in the beginning and 425.2 MB in the end (delta: 19.9 MB). Free memory was 362.1 MB in the beginning and 343.1 MB in the end (delta: 19.1 MB). Peak memory consumption was 39.0 MB. Max. memory is 5.3 GB. [2018-02-04 04:56:42,308 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 405.3 MB. Free memory is still 368.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 04:56:42,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.76 ms. Allocated memory is still 405.3 MB. Free memory was 362.1 MB in the beginning and 338.4 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-02-04 04:56:42,309 INFO L168 Benchmark]: Boogie Preprocessor took 47.46 ms. Allocated memory is still 405.3 MB. Free memory was 338.4 MB in the beginning and 334.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 5.3 GB. [2018-02-04 04:56:42,310 INFO L168 Benchmark]: RCFGBuilder took 750.63 ms. Allocated memory was 405.3 MB in the beginning and 425.2 MB in the end (delta: 19.9 MB). Free memory was 334.3 MB in the beginning and 350.9 MB in the end (delta: -16.6 MB). Peak memory consumption was 93.7 MB. Max. memory is 5.3 GB. [2018-02-04 04:56:42,310 INFO L168 Benchmark]: TraceAbstraction took 90.81 ms. Allocated memory is still 425.2 MB. Free memory was 350.9 MB in the beginning and 343.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 5.3 GB. [2018-02-04 04:56:42,313 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 405.3 MB. Free memory is still 368.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 256.76 ms. Allocated memory is still 405.3 MB. Free memory was 362.1 MB in the beginning and 338.4 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 47.46 ms. Allocated memory is still 405.3 MB. Free memory was 338.4 MB in the beginning and 334.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 5.3 GB. * RCFGBuilder took 750.63 ms. Allocated memory was 405.3 MB in the beginning and 425.2 MB in the end (delta: 19.9 MB). Free memory was 334.3 MB in the beginning and 350.9 MB in the end (delta: -16.6 MB). Peak memory consumption was 93.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 90.81 ms. Allocated memory is still 425.2 MB. Free memory was 350.9 MB in the beginning and 343.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 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_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_04-56-42-321.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_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-02-04_04-56-42-321.csv Received shutdown request...