java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:27:37,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:27:37,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:27:37,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:27:37,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:27:37,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:27:37,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:27:37,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:27:37,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:27:37,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:27:37,707 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:27:37,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:27:37,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:27:37,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:27:37,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:27:37,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:27:37,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:27:37,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:27:37,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:27:37,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:27:37,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:27:37,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:27:37,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:27:37,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:27:37,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:27:37,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:27:37,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:27:37,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:27:37,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:27:37,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:27:37,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:27:37,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:27:37,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:27:37,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:27:37,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:27:37,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:27:37,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:27:37,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:27:37,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:27:37,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:27:37,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:27:37,734 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-09 16:27:37,749 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:27:37,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:27:37,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:27:37,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:27:37,751 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:27:37,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:27:37,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:27:37,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:27:37,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:27:37,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:27:37,752 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:27:37,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:27:37,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:27:37,753 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:27:37,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:27:37,753 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:27:37,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:27:37,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:27:37,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:27:37,754 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:27:37,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:27:37,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:27:37,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:27:37,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:27:37,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:27:37,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:27:37,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:27:37,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:27:37,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:27:37,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:27:37,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:27:37,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:27:37,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:27:37,810 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:27:37,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-2.c [2019-08-09 16:27:37,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ca668032/4266529ffa3e4d7db4b46aa338562c4b/FLAG65002d0ac [2019-08-09 16:27:38,521 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:27:38,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-2.c [2019-08-09 16:27:38,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ca668032/4266529ffa3e4d7db4b46aa338562c4b/FLAG65002d0ac [2019-08-09 16:27:38,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ca668032/4266529ffa3e4d7db4b46aa338562c4b [2019-08-09 16:27:38,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:27:38,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:27:38,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:27:38,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:27:38,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:27:38,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:27:38" (1/1) ... [2019-08-09 16:27:38,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ba71e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:38, skipping insertion in model container [2019-08-09 16:27:38,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:27:38" (1/1) ... [2019-08-09 16:27:38,803 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:27:38,879 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:27:39,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:27:39,468 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:27:39,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:27:39,649 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:27:39,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:39 WrapperNode [2019-08-09 16:27:39,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:27:39,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:27:39,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:27:39,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:27:39,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:39" (1/1) ... [2019-08-09 16:27:39,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:39" (1/1) ... [2019-08-09 16:27:39,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:39" (1/1) ... [2019-08-09 16:27:39,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:39" (1/1) ... [2019-08-09 16:27:39,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:39" (1/1) ... [2019-08-09 16:27:39,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:39" (1/1) ... [2019-08-09 16:27:39,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:39" (1/1) ... [2019-08-09 16:27:39,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:27:39,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:27:39,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:27:39,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:27:39,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:27:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:27:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:27:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-08-09 16:27:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-08-09 16:27:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-08-09 16:27:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-08-09 16:27:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-08-09 16:27:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-08-09 16:27:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-08-09 16:27:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-08-09 16:27:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-08-09 16:27:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:27:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-08-09 16:27:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-08-09 16:27:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-08-09 16:27:39,870 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-08-09 16:27:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-08-09 16:27:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-08-09 16:27:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-08-09 16:27:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-08-09 16:27:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-08-09 16:27:39,871 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-08-09 16:27:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-08-09 16:27:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-08-09 16:27:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-08-09 16:27:39,872 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-08-09 16:27:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2019-08-09 16:27:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2019-08-09 16:27:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2019-08-09 16:27:39,873 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-08-09 16:27:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:27:39,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-09 16:27:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:27:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-09 16:27:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-09 16:27:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-08-09 16:27:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-08-09 16:27:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-08-09 16:27:39,874 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-08-09 16:27:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-08-09 16:27:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-08-09 16:27:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-08-09 16:27:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-08-09 16:27:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-08-09 16:27:39,875 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-08-09 16:27:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-08-09 16:27:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-08-09 16:27:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-08-09 16:27:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-08-09 16:27:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-08-09 16:27:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-08-09 16:27:39,876 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-08-09 16:27:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-08-09 16:27:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2019-08-09 16:27:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2019-08-09 16:27:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2019-08-09 16:27:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-08-09 16:27:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-08-09 16:27:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-08-09 16:27:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-08-09 16:27:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-08-09 16:27:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:27:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-08-09 16:27:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:27:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:27:40,338 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:40,394 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:40,394 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:40,424 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:40,452 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:40,453 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:40,460 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:40,775 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-08-09 16:27:40,775 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-08-09 16:27:40,779 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:40,920 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2019-08-09 16:27:40,920 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2019-08-09 16:27:40,953 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:40,986 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-08-09 16:27:40,987 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-08-09 16:27:41,100 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:41,109 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:41,109 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:41,110 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:41,119 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:41,119 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:41,120 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:41,132 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:41,132 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:41,183 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:41,247 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-08-09 16:27:41,248 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-08-09 16:27:41,251 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:41,377 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2019-08-09 16:27:41,377 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2019-08-09 16:27:41,449 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:41,459 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:41,459 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:41,460 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:41,483 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:41,483 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:41,484 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:41,503 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:41,503 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:41,518 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:27:41,519 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:27:41,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:27:41 BoogieIcfgContainer [2019-08-09 16:27:41,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:27:41,521 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:27:41,521 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:27:41,522 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:27:41,523 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:27:41" (1/1) ... [2019-08-09 16:27:44,867 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:27:44,878 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:27:44,881 INFO L168 Benchmark]: Toolchain (without parser) took 6094.96 ms. Allocated memory was 141.0 MB in the beginning and 390.1 MB in the end (delta: 249.0 MB). Free memory was 88.1 MB in the beginning and 215.3 MB in the end (delta: -127.2 MB). Peak memory consumption was 194.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:44,882 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-09 16:27:44,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 864.05 ms. Allocated memory was 141.0 MB in the beginning and 202.9 MB in the end (delta: 61.9 MB). Free memory was 87.6 MB in the beginning and 167.5 MB in the end (delta: -79.9 MB). Peak memory consumption was 30.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:44,885 INFO L168 Benchmark]: Boogie Preprocessor took 142.72 ms. Allocated memory is still 202.9 MB. Free memory was 167.5 MB in the beginning and 162.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:44,886 INFO L168 Benchmark]: RCFGBuilder took 1723.84 ms. Allocated memory was 202.9 MB in the beginning and 229.6 MB in the end (delta: 26.7 MB). Free memory was 162.9 MB in the beginning and 167.1 MB in the end (delta: -4.2 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:44,887 INFO L168 Benchmark]: Symbolic Interpretation took 3357.19 ms. Allocated memory was 229.6 MB in the beginning and 390.1 MB in the end (delta: 160.4 MB). Free memory was 167.1 MB in the beginning and 215.3 MB in the end (delta: -48.2 MB). Peak memory consumption was 185.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:44,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 1626]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 4204#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 864.05 ms. Allocated memory was 141.0 MB in the beginning and 202.9 MB in the end (delta: 61.9 MB). Free memory was 87.6 MB in the beginning and 167.5 MB in the end (delta: -79.9 MB). Peak memory consumption was 30.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.72 ms. Allocated memory is still 202.9 MB. Free memory was 167.5 MB in the beginning and 162.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1723.84 ms. Allocated memory was 202.9 MB in the beginning and 229.6 MB in the end (delta: 26.7 MB). Free memory was 162.9 MB in the beginning and 167.1 MB in the end (delta: -4.2 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3357.19 ms. Allocated memory was 229.6 MB in the beginning and 390.1 MB in the end (delta: 160.4 MB). Free memory was 167.1 MB in the beginning and 215.3 MB in the end (delta: -48.2 MB). Peak memory consumption was 185.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...