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_simpl3.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:27:30,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:27:30,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:27:30,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:27:30,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:27:30,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:27:30,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:27:30,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:27:30,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:27:30,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:27:30,709 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:27:30,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:27:30,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:27:30,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:27:30,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:27:30,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:27:30,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:27:30,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:27:30,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:27:30,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:27:30,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:27:30,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:27:30,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:27:30,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:27:30,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:27:30,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:27:30,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:27:30,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:27:30,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:27:30,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:27:30,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:27:30,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:27:30,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:27:30,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:27:30,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:27:30,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:27:30,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:27:30,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:27:30,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:27:30,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:27:30,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:27:30,737 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 16:27:30,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:27:30,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:27:30,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:27:30,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:27:30,757 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:27:30,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:27:30,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:27:30,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:27:30,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:27:30,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:27:30,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:27:30,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:27:30,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:27:30,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:27:30,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:27:30,760 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:27:30,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:27:30,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:27:30,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:27:30,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:27:30,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:27:30,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:27:30,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:27:30,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:27:30,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:27:30,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:27:30,763 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:27:30,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:27:30,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:27:30,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:27:30,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:27:30,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:27:30,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:27:30,824 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:27:30,824 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-08-09 16:27:30,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07126c47/22f08bb52fcb481081fbb1337e03d603/FLAGbcd6cba5f [2019-08-09 16:27:31,444 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:27:31,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c [2019-08-09 16:27:31,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07126c47/22f08bb52fcb481081fbb1337e03d603/FLAGbcd6cba5f [2019-08-09 16:27:31,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07126c47/22f08bb52fcb481081fbb1337e03d603 [2019-08-09 16:27:31,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:27:31,716 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:27:31,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:27:31,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:27:31,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:27:31,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:27:31" (1/1) ... [2019-08-09 16:27:31,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a6adc73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:31, skipping insertion in model container [2019-08-09 16:27:31,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:27:31" (1/1) ... [2019-08-09 16:27:31,732 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:27:31,787 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:27:32,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:27:32,203 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:27:32,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:27:32,330 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:27:32,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:32 WrapperNode [2019-08-09 16:27:32,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:27:32,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:27:32,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:27:32,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:27:32,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:32" (1/1) ... [2019-08-09 16:27:32,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:32" (1/1) ... [2019-08-09 16:27:32,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:32" (1/1) ... [2019-08-09 16:27:32,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:32" (1/1) ... [2019-08-09 16:27:32,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:32" (1/1) ... [2019-08-09 16:27:32,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:32" (1/1) ... [2019-08-09 16:27:32,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:32" (1/1) ... [2019-08-09 16:27:32,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:27:32,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:27:32,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:27:32,408 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:27:32,409 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:32" (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 16:27:32,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:27:32,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:27:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-08-09 16:27:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-08-09 16:27:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-08-09 16:27:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-08-09 16:27:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-08-09 16:27:32,466 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-08-09 16:27:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-08-09 16:27:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-08-09 16:27:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-08-09 16:27:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-08-09 16:27:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:27:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-08-09 16:27:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-08-09 16:27:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-08-09 16:27:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-08-09 16:27:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-08-09 16:27:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-08-09 16:27:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-08-09 16:27:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-08-09 16:27:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-08-09 16:27:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-08-09 16:27:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-08-09 16:27:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-08-09 16:27:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-08-09 16:27:32,470 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-08-09 16:27:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:27:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-09 16:27:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:27:32,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-09 16:27:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-09 16:27:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-08-09 16:27:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-08-09 16:27:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-08-09 16:27:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-08-09 16:27:32,471 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-08-09 16:27:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-08-09 16:27:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-08-09 16:27:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-08-09 16:27:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-08-09 16:27:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-08-09 16:27:32,472 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-08-09 16:27:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-08-09 16:27:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-08-09 16:27:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-08-09 16:27:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-08-09 16:27:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-08-09 16:27:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-08-09 16:27:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-08-09 16:27:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-08-09 16:27:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-08-09 16:27:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-08-09 16:27:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-08-09 16:27:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:27:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-08-09 16:27:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-08-09 16:27:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:27:32,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:27:32,777 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:32,828 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:32,828 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:32,849 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:32,859 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:32,860 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:32,867 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,036 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-08-09 16:27:33,036 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-08-09 16:27:33,038 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,124 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-08-09 16:27:33,125 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-08-09 16:27:33,148 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,173 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-08-09 16:27:33,173 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-08-09 16:27:33,272 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,285 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:33,285 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:33,285 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,294 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:33,295 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:33,295 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,305 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:33,306 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:33,348 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,380 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-08-09 16:27:33,380 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-08-09 16:27:33,405 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,413 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:33,413 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:33,414 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,424 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:33,424 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:33,425 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:33,432 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:33,433 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:33,443 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:27:33,443 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:27:33,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:27:33 BoogieIcfgContainer [2019-08-09 16:27:33,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:27:33,446 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:27:33,446 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:27:33,446 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:27:33,447 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:27:33" (1/1) ... [2019-08-09 16:27:35,846 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:27:35,853 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:27:35,857 INFO L168 Benchmark]: Toolchain (without parser) took 4139.15 ms. Allocated memory was 138.9 MB in the beginning and 345.0 MB in the end (delta: 206.0 MB). Free memory was 85.6 MB in the beginning and 94.3 MB in the end (delta: -8.8 MB). Peak memory consumption was 197.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,858 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.66 ms. Allocated memory was 138.9 MB in the beginning and 201.3 MB in the end (delta: 62.4 MB). Free memory was 85.3 MB in the beginning and 171.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,862 INFO L168 Benchmark]: Boogie Preprocessor took 75.88 ms. Allocated memory is still 201.3 MB. Free memory was 171.7 MB in the beginning and 167.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,866 INFO L168 Benchmark]: RCFGBuilder took 1037.78 ms. Allocated memory is still 201.3 MB. Free memory was 167.4 MB in the beginning and 82.1 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,867 INFO L168 Benchmark]: Symbolic Interpretation took 2407.93 ms. Allocated memory was 201.3 MB in the beginning and 345.0 MB in the end (delta: 143.7 MB). Free memory was 82.1 MB in the beginning and 94.3 MB in the end (delta: -12.2 MB). Peak memory consumption was 131.4 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,880 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 64]: 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 3639#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 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 613.66 ms. Allocated memory was 138.9 MB in the beginning and 201.3 MB in the end (delta: 62.4 MB). Free memory was 85.3 MB in the beginning and 171.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 75.88 ms. Allocated memory is still 201.3 MB. Free memory was 171.7 MB in the beginning and 167.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1037.78 ms. Allocated memory is still 201.3 MB. Free memory was 167.4 MB in the beginning and 82.1 MB in the end (delta: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2407.93 ms. Allocated memory was 201.3 MB in the beginning and 345.0 MB in the end (delta: 143.7 MB). Free memory was 82.1 MB in the beginning and 94.3 MB in the end (delta: -12.2 MB). Peak memory consumption was 131.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...