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-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:27:29,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:27:29,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:27:29,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:27:29,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:27:29,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:27:29,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:27:29,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:27:29,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:27:29,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:27:29,066 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:27:29,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:27:29,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:27:29,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:27:29,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:27:29,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:27:29,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:27:29,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:27:29,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:27:29,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:27:29,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:27:29,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:27:29,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:27:29,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:27:29,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:27:29,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:27:29,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:27:29,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:27:29,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:27:29,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:27:29,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:27:29,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:27:29,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:27:29,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:27:29,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:27:29,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:27:29,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:27:29,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:27:29,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:27:29,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:27:29,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:27:29,095 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 16:27:29,111 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:27:29,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:27:29,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:27:29,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:27:29,113 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:27:29,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:27:29,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:27:29,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:27:29,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:27:29,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:27:29,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:27:29,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:27:29,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:27:29,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:27:29,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:27:29,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:27:29,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:27:29,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:27:29,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:27:29,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:27:29,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:27:29,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:27:29,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:27:29,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:27:29,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:27:29,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:27:29,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:27:29,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:27:29,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:27:29,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:27:29,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:27:29,162 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:27:29,163 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:27:29,164 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:27:29,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-08-09 16:27:29,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01021e7f2/72e6521e0cf84fdd8de3b6e9dba13d28/FLAG77b4c80db [2019-08-09 16:27:29,821 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:27:29,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-08-09 16:27:29,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01021e7f2/72e6521e0cf84fdd8de3b6e9dba13d28/FLAG77b4c80db [2019-08-09 16:27:30,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01021e7f2/72e6521e0cf84fdd8de3b6e9dba13d28 [2019-08-09 16:27:30,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:27:30,101 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:27:30,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:27:30,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:27:30,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:27:30,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:27:30" (1/1) ... [2019-08-09 16:27:30,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b1d167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30, skipping insertion in model container [2019-08-09 16:27:30,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:27:30" (1/1) ... [2019-08-09 16:27:30,119 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:27:30,178 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:27:30,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:27:30,549 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:27:30,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:27:30,779 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:27:30,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30 WrapperNode [2019-08-09 16:27:30,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:27:30,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:27:30,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:27:30,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:27:30,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30" (1/1) ... [2019-08-09 16:27:30,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30" (1/1) ... [2019-08-09 16:27:30,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30" (1/1) ... [2019-08-09 16:27:30,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30" (1/1) ... [2019-08-09 16:27:30,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30" (1/1) ... [2019-08-09 16:27:30,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30" (1/1) ... [2019-08-09 16:27:30,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30" (1/1) ... [2019-08-09 16:27:30,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:27:30,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:27:30,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:27:30,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:27:30,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:27:30" (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 16:27:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:27:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:27:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-08-09 16:27:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-08-09 16:27:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-08-09 16:27:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-08-09 16:27:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-08-09 16:27:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-08-09 16:27:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-08-09 16:27:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-08-09 16:27:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-08-09 16:27:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-08-09 16:27:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:27:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-08-09 16:27:30,934 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-08-09 16:27:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-08-09 16:27:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-08-09 16:27:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-08-09 16:27:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-08-09 16:27:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-08-09 16:27:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-08-09 16:27:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-08-09 16:27:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-08-09 16:27:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-08-09 16:27:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-08-09 16:27:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-08-09 16:27:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:27:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-09 16:27:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:27:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-09 16:27:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-09 16:27:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-08-09 16:27:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-08-09 16:27:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-08-09 16:27:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-08-09 16:27:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-08-09 16:27:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-08-09 16:27:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-08-09 16:27:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-08-09 16:27:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-08-09 16:27:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-08-09 16:27:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-08-09 16:27:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-08-09 16:27:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-08-09 16:27:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-08-09 16:27:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-08-09 16:27:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-08-09 16:27:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-08-09 16:27:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-08-09 16:27:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-08-09 16:27:30,940 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-08-09 16:27:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-08-09 16:27:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-08-09 16:27:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:27:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-08-09 16:27:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:27:30,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:27:31,291 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:31,356 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:31,357 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:31,374 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:31,394 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:31,395 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:31,403 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:31,635 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-08-09 16:27:31,636 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-08-09 16:27:31,639 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:31,768 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-08-09 16:27:31,768 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-08-09 16:27:31,798 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:31,847 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-08-09 16:27:31,847 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-08-09 16:27:31,944 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:31,954 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:31,955 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:31,955 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:31,974 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:31,974 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:31,975 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:32,001 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:32,002 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:32,073 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:32,133 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-08-09 16:27:32,134 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-08-09 16:27:32,180 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:32,188 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:32,188 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:32,189 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:32,215 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:32,216 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:32,216 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:27:32,224 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-09 16:27:32,225 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-09 16:27:32,236 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:27:32,237 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:27:32,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:27:32 BoogieIcfgContainer [2019-08-09 16:27:32,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:27:32,242 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:27:32,242 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:27:32,242 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:27:32,243 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:27:32" (1/1) ... [2019-08-09 16:27:35,095 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:27:35,104 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:27:35,108 INFO L168 Benchmark]: Toolchain (without parser) took 5005.33 ms. Allocated memory was 133.2 MB in the beginning and 337.1 MB in the end (delta: 203.9 MB). Free memory was 87.6 MB in the beginning and 267.2 MB in the end (delta: -179.6 MB). Peak memory consumption was 212.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,109 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.20 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 87.4 MB in the beginning and 170.9 MB in the end (delta: -83.5 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,112 INFO L168 Benchmark]: Boogie Preprocessor took 82.17 ms. Allocated memory is still 201.9 MB. Free memory was 170.9 MB in the beginning and 167.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,114 INFO L168 Benchmark]: RCFGBuilder took 1378.74 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 82.6 MB in the end (delta: 85.1 MB). Peak memory consumption was 85.1 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,115 INFO L168 Benchmark]: Symbolic Interpretation took 2862.80 ms. Allocated memory was 201.9 MB in the beginning and 337.1 MB in the end (delta: 135.3 MB). Free memory was 82.6 MB in the beginning and 267.2 MB in the end (delta: -184.6 MB). Peak memory consumption was 139.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:27:35,126 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 3746#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.20 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 87.4 MB in the beginning and 170.9 MB in the end (delta: -83.5 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.17 ms. Allocated memory is still 201.9 MB. Free memory was 170.9 MB in the beginning and 167.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1378.74 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 82.6 MB in the end (delta: 85.1 MB). Peak memory consumption was 85.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2862.80 ms. Allocated memory was 201.9 MB in the beginning and 337.1 MB in the end (delta: 135.3 MB). Free memory was 82.6 MB in the beginning and 267.2 MB in the end (delta: -184.6 MB). Peak memory consumption was 139.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...