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_false-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c17473d-m [2018-02-04 20:56:01,903 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 20:56:01,905 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 20:56:01,915 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 20:56:01,916 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 20:56:01,917 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 20:56:01,918 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 20:56:01,919 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 20:56:01,920 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 20:56:01,921 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 20:56:01,922 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 20:56:01,922 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 20:56:01,923 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 20:56:01,924 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 20:56:01,924 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 20:56:01,926 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 20:56:01,928 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 20:56:01,929 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 20:56:01,930 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 20:56:01,931 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 20:56:01,933 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 20:56:01,933 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 20:56:01,933 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 20:56:01,934 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 20:56:01,934 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 20:56:01,935 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 20:56:01,936 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 20:56:01,936 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 20:56:01,936 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 20:56:01,936 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 20:56:01,937 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 20:56:01,937 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 20:56:01,946 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 20:56:01,947 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 20:56:01,947 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 20:56:01,948 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 20:56:01,948 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 20:56:01,948 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 20:56:01,948 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 20:56:01,948 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 20:56:01,948 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 20:56:01,948 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 20:56:01,949 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 20:56:01,949 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 20:56:01,949 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 20:56:01,949 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 20:56:01,949 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 20:56:01,949 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 20:56:01,949 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 20:56:01,950 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 20:56:01,950 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 20:56:01,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 20:56:01,950 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 20:56:01,950 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-04 20:56:01,950 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-04 20:56:01,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:56:01,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 20:56:01,989 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 20:56:01,992 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 20:56:01,993 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 20:56:01,993 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 20:56:01,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-02-04 20:56:02,117 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 20:56:02,119 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 20:56:02,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 20:56:02,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 20:56:02,123 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 20:56:02,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 08:56:02" (1/1) ... [2018-02-04 20:56:02,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@526642b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02, skipping insertion in model container [2018-02-04 20:56:02,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 08:56:02" (1/1) ... [2018-02-04 20:56:02,135 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 20:56:02,175 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 20:56:02,320 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 20:56:02,373 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 20:56:02,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02 WrapperNode [2018-02-04 20:56:02,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 20:56:02,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 20:56:02,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 20:56:02,385 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 20:56:02,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02" (1/1) ... [2018-02-04 20:56:02,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02" (1/1) ... [2018-02-04 20:56:02,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02" (1/1) ... [2018-02-04 20:56:02,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02" (1/1) ... [2018-02-04 20:56:02,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02" (1/1) ... [2018-02-04 20:56:02,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02" (1/1) ... [2018-02-04 20:56:02,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02" (1/1) ... [2018-02-04 20:56:02,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 20:56:02,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 20:56:02,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 20:56:02,437 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 20:56:02,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02" (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 20:56:02,495 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 20:56:02,495 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 20:56:02,495 INFO L136 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2018-02-04 20:56:02,495 INFO L136 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2018-02-04 20:56:02,495 INFO L136 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2018-02-04 20:56:02,495 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-02-04 20:56:02,496 INFO L136 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2018-02-04 20:56:02,497 INFO L136 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2018-02-04 20:56:02,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2018-02-04 20:56:02,497 INFO L136 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2018-02-04 20:56:02,497 INFO L136 BoogieDeclarations]: Found implementation of procedure ZwClose [2018-02-04 20:56:02,497 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2018-02-04 20:56:02,497 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2018-02-04 20:56:02,497 INFO L136 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2018-02-04 20:56:02,497 INFO L136 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2018-02-04 20:56:02,497 INFO L136 BoogieDeclarations]: Found implementation of procedure errorFn [2018-02-04 20:56:02,497 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-02-04 20:56:02,498 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 20:56:02,498 INFO L128 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2018-02-04 20:56:02,498 INFO L128 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2018-02-04 20:56:02,498 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyPnp [2018-02-04 20:56:02,498 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2018-02-04 20:56:02,498 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2018-02-04 20:56:02,498 INFO L128 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2018-02-04 20:56:02,498 INFO L128 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2018-02-04 20:56:02,499 INFO L128 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2018-02-04 20:56:02,499 INFO L128 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2018-02-04 20:56:02,499 INFO L128 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2018-02-04 20:56:02,499 INFO L128 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2018-02-04 20:56:02,499 INFO L128 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-02-04 20:56:02,499 INFO L128 BoogieDeclarations]: Found specification of procedure KeSetEvent [2018-02-04 20:56:02,499 INFO L128 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2018-02-04 20:56:02,499 INFO L128 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2018-02-04 20:56:02,500 INFO L128 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2018-02-04 20:56:02,500 INFO L128 BoogieDeclarations]: Found specification of procedure ZwClose [2018-02-04 20:56:02,500 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2018-02-04 20:56:02,500 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2018-02-04 20:56:02,500 INFO L128 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2018-02-04 20:56:02,500 INFO L128 BoogieDeclarations]: Found specification of procedure errorFn [2018-02-04 20:56:02,500 INFO L128 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-02-04 20:56:02,500 INFO L128 BoogieDeclarations]: Found specification of procedure _BLAST_init [2018-02-04 20:56:02,500 INFO L128 BoogieDeclarations]: Found specification of procedure stub_driver_init [2018-02-04 20:56:02,501 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 20:56:02,501 INFO L128 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-02-04 20:56:02,501 INFO L128 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2018-02-04 20:56:02,501 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 20:56:02,501 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 20:56:02,682 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:02,682 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:02,716 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:02,716 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:02,723 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:02,724 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:02,898 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:02,899 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:02,956 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:02,956 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:03,036 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:03,036 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:03,048 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:03,048 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:03,052 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:03,052 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:03,091 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:03,091 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:03,107 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:03,107 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:03,230 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:03,230 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:03,235 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:03,235 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:03,249 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-02-04 20:56:03,250 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 20:56:03,263 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 20:56:03,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 08:56:03 BoogieIcfgContainer [2018-02-04 20:56:03,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 20:56:03,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 20:56:03,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 20:56:03,267 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 20:56:03,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 08:56:02" (1/3) ... [2018-02-04 20:56:03,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a30df63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 08:56:03, skipping insertion in model container [2018-02-04 20:56:03,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:56:02" (2/3) ... [2018-02-04 20:56:03,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a30df63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 08:56:03, skipping insertion in model container [2018-02-04 20:56:03,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 08:56:03" (3/3) ... [2018-02-04 20:56:03,270 INFO L107 eAbstractionObserver]: Analyzing ICFG floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-02-04 20:56:03,278 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 20:56:03,284 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-02-04 20:56:03,315 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 20:56:03,315 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 20:56:03,315 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-04 20:56:03,316 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 20:56:03,316 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 20:56:03,316 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 20:56:03,316 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 20:56:03,316 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 20:56:03,317 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 20:56:03,333 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states. [2018-02-04 20:56:03,349 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-02-04 20:56:03,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.02 08:56:03 BoogieIcfgContainer [2018-02-04 20:56:03,352 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-02-04 20:56:03,353 INFO L168 Benchmark]: Toolchain (without parser) took 1235.43 ms. Allocated memory was 405.3 MB in the beginning and 424.1 MB in the end (delta: 18.9 MB). Free memory was 362.0 MB in the beginning and 342.4 MB in the end (delta: 19.6 MB). Peak memory consumption was 38.5 MB. Max. memory is 5.3 GB. [2018-02-04 20:56:03,354 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 405.3 MB. Free memory is still 367.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 20:56:03,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.49 ms. Allocated memory is still 405.3 MB. Free memory was 362.0 MB in the beginning and 338.2 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-02-04 20:56:03,355 INFO L168 Benchmark]: Boogie Preprocessor took 51.18 ms. Allocated memory is still 405.3 MB. Free memory was 338.2 MB in the beginning and 332.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 5.3 GB. [2018-02-04 20:56:03,356 INFO L168 Benchmark]: RCFGBuilder took 827.81 ms. Allocated memory was 405.3 MB in the beginning and 424.1 MB in the end (delta: 18.9 MB). Free memory was 332.8 MB in the beginning and 348.2 MB in the end (delta: -15.4 MB). Peak memory consumption was 92.0 MB. Max. memory is 5.3 GB. [2018-02-04 20:56:03,356 INFO L168 Benchmark]: TraceAbstraction took 87.69 ms. Allocated memory is still 424.1 MB. Free memory was 348.2 MB in the beginning and 342.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 5.3 GB. [2018-02-04 20:56:03,359 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 405.3 MB. Free memory is still 367.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 265.49 ms. Allocated memory is still 405.3 MB. Free memory was 362.0 MB in the beginning and 338.2 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 51.18 ms. Allocated memory is still 405.3 MB. Free memory was 338.2 MB in the beginning and 332.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 5.3 GB. * RCFGBuilder took 827.81 ms. Allocated memory was 405.3 MB in the beginning and 424.1 MB in the end (delta: 18.9 MB). Free memory was 332.8 MB in the beginning and 348.2 MB in the end (delta: -15.4 MB). Peak memory consumption was 92.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 87.69 ms. Allocated memory is still 424.1 MB. Free memory was 348.2 MB in the beginning and 342.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 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, 416 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=390occurred 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_false-unreach-call_true-valid-memsafety_true-termination.cil.c_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_20-56-03-367.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/floppy_simpl4_false-unreach-call_true-valid-memsafety_true-termination.cil.c_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-02-04_20-56-03-367.csv Received shutdown request...