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 0.1.24-55cd5f5 [2019-08-14 10:39:23,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 10:39:23,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 10:39:23,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 10:39:23,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 10:39:23,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 10:39:23,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 10:39:23,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 10:39:23,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 10:39:23,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 10:39:23,066 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 10:39:23,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 10:39:23,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 10:39:23,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 10:39:23,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 10:39:23,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 10:39:23,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 10:39:23,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 10:39:23,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 10:39:23,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 10:39:23,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 10:39:23,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 10:39:23,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 10:39:23,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 10:39:23,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 10:39:23,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 10:39:23,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 10:39:23,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 10:39:23,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 10:39:23,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 10:39:23,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 10:39:23,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 10:39:23,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 10:39:23,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 10:39:23,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 10:39:23,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 10:39:23,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 10:39:23,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 10:39:23,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 10:39:23,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 10:39:23,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 10:39:23,113 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 [2019-08-14 10:39:23,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 10:39:23,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 10:39:23,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 10:39:23,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 10:39:23,130 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 10:39:23,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 10:39:23,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 10:39:23,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 10:39:23,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 10:39:23,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 10:39:23,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 10:39:23,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 10:39:23,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 10:39:23,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 10:39:23,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 10:39:23,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 10:39:23,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 10:39:23,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 10:39:23,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 10:39:23,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 10:39:23,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 10:39:23,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 10:39:23,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 10:39:23,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 10:39:23,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 10:39:23,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 10:39:23,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 10:39:23,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 10:39:23,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 10:39:23,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 10:39:23,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 10:39:23,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 10:39:23,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 10:39:23,192 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 10:39:23,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-2.c [2019-08-14 10:39:23,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd51fa2a6/ef796e0310124be39949d9e977e6ae37/FLAGd44f5323c [2019-08-14 10:39:23,800 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 10:39:23,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-2.c [2019-08-14 10:39:23,820 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd51fa2a6/ef796e0310124be39949d9e977e6ae37/FLAGd44f5323c [2019-08-14 10:39:24,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd51fa2a6/ef796e0310124be39949d9e977e6ae37 [2019-08-14 10:39:24,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 10:39:24,120 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 10:39:24,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 10:39:24,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 10:39:24,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 10:39:24,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:39:24" (1/1) ... [2019-08-14 10:39:24,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54da72a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24, skipping insertion in model container [2019-08-14 10:39:24,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:39:24" (1/1) ... [2019-08-14 10:39:24,136 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 10:39:24,215 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 10:39:24,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:39:24,698 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 10:39:24,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:39:24,841 INFO L192 MainTranslator]: Completed translation [2019-08-14 10:39:24,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24 WrapperNode [2019-08-14 10:39:24,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 10:39:24,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 10:39:24,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 10:39:24,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 10:39:24,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24" (1/1) ... [2019-08-14 10:39:24,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24" (1/1) ... [2019-08-14 10:39:24,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24" (1/1) ... [2019-08-14 10:39:24,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24" (1/1) ... [2019-08-14 10:39:24,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24" (1/1) ... [2019-08-14 10:39:24,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24" (1/1) ... [2019-08-14 10:39:24,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24" (1/1) ... [2019-08-14 10:39:24,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 10:39:24,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 10:39:24,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 10:39:24,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 10:39:24,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:39:24" (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 [2019-08-14 10:39:25,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 10:39:25,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 10:39:25,030 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-08-14 10:39:25,030 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-08-14 10:39:25,031 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-08-14 10:39:25,031 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-08-14 10:39:25,031 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-08-14 10:39:25,031 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-08-14 10:39:25,031 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-08-14 10:39:25,032 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-08-14 10:39:25,032 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-08-14 10:39:25,032 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 10:39:25,033 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-08-14 10:39:25,033 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-08-14 10:39:25,034 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-08-14 10:39:25,034 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-08-14 10:39:25,036 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-08-14 10:39:25,036 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-08-14 10:39:25,036 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-08-14 10:39:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-08-14 10:39:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-08-14 10:39:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-08-14 10:39:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-08-14 10:39:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-08-14 10:39:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-08-14 10:39:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-08-14 10:39:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2019-08-14 10:39:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2019-08-14 10:39:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2019-08-14 10:39:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-08-14 10:39:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 10:39:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-14 10:39:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 10:39:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-14 10:39:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-14 10:39:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-08-14 10:39:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-08-14 10:39:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-08-14 10:39:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-08-14 10:39:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-08-14 10:39:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-08-14 10:39:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-08-14 10:39:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-08-14 10:39:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-08-14 10:39:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-08-14 10:39:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-08-14 10:39:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-08-14 10:39:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-08-14 10:39:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-08-14 10:39:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-08-14 10:39:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-08-14 10:39:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-08-14 10:39:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-08-14 10:39:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2019-08-14 10:39:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2019-08-14 10:39:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2019-08-14 10:39:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-08-14 10:39:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-08-14 10:39:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-08-14 10:39:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-08-14 10:39:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-08-14 10:39:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 10:39:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-08-14 10:39:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 10:39:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 10:39:25,391 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:25,440 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-14 10:39:25,440 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-14 10:39:25,462 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:25,471 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-14 10:39:25,471 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-14 10:39:25,476 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:25,678 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-08-14 10:39:25,678 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-08-14 10:39:25,681 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:25,789 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2019-08-14 10:39:25,790 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2019-08-14 10:39:25,817 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:25,844 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-08-14 10:39:25,844 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-08-14 10:39:25,925 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:25,934 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-14 10:39:25,935 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-14 10:39:25,935 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:25,944 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-14 10:39:25,945 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-14 10:39:25,945 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:25,969 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-14 10:39:25,970 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-14 10:39:26,045 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:26,109 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-08-14 10:39:26,110 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-08-14 10:39:26,112 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:26,304 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2019-08-14 10:39:26,304 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2019-08-14 10:39:26,348 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:26,353 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-14 10:39:26,354 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-14 10:39:26,354 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:26,366 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-14 10:39:26,367 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-14 10:39:26,367 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:39:26,373 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-08-14 10:39:26,373 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-08-14 10:39:26,384 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 10:39:26,385 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 10:39:26,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:39:26 BoogieIcfgContainer [2019-08-14 10:39:26,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 10:39:26,388 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 10:39:26,388 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 10:39:26,388 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 10:39:26,389 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:39:26" (1/1) ... [2019-08-14 10:39:29,943 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 10:39:29,947 INFO L168 Benchmark]: Toolchain (without parser) took 5825.13 ms. Allocated memory was 130.0 MB in the beginning and 373.8 MB in the end (delta: 243.8 MB). Free memory was 84.1 MB in the beginning and 96.2 MB in the end (delta: -12.1 MB). Peak memory consumption was 266.5 MB. Max. memory is 7.1 GB. [2019-08-14 10:39:29,949 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 10:39:29,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.88 ms. Allocated memory was 130.0 MB in the beginning and 200.8 MB in the end (delta: 70.8 MB). Free memory was 83.9 MB in the beginning and 165.4 MB in the end (delta: -81.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 7.1 GB. [2019-08-14 10:39:29,953 INFO L168 Benchmark]: Boogie Preprocessor took 125.19 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 160.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-08-14 10:39:29,956 INFO L168 Benchmark]: RCFGBuilder took 1419.34 ms. Allocated memory was 200.8 MB in the beginning and 218.6 MB in the end (delta: 17.8 MB). Free memory was 160.6 MB in the beginning and 163.6 MB in the end (delta: -3.0 MB). Peak memory consumption was 97.4 MB. Max. memory is 7.1 GB. [2019-08-14 10:39:29,957 INFO L168 Benchmark]: Symbolic Interpretation took 3556.05 ms. Allocated memory was 218.6 MB in the beginning and 373.8 MB in the end (delta: 155.2 MB). Free memory was 163.6 MB in the beginning and 96.2 MB in the end (delta: 67.3 MB). Peak memory consumption was 257.4 MB. Max. memory is 7.1 GB. [2019-08-14 10:39:29,972 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: Over-approximation of reachable states at this location is 4051#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.88 ms. Allocated memory was 130.0 MB in the beginning and 200.8 MB in the end (delta: 70.8 MB). Free memory was 83.9 MB in the beginning and 165.4 MB in the end (delta: -81.5 MB). Peak memory consumption was 36.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.19 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 160.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1419.34 ms. Allocated memory was 200.8 MB in the beginning and 218.6 MB in the end (delta: 17.8 MB). Free memory was 160.6 MB in the beginning and 163.6 MB in the end (delta: -3.0 MB). Peak memory consumption was 97.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3556.05 ms. Allocated memory was 218.6 MB in the beginning and 373.8 MB in the end (delta: 155.2 MB). Free memory was 163.6 MB in the beginning and 96.2 MB in the end (delta: 67.3 MB). Peak memory consumption was 257.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...