/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-06 08:34:36,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-06 08:34:36,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-06 08:34:37,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-06 08:34:37,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-06 08:34:37,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-06 08:34:37,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-06 08:34:37,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-06 08:34:37,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-06 08:34:37,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-06 08:34:37,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-06 08:34:37,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-06 08:34:37,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-06 08:34:37,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-06 08:34:37,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-06 08:34:37,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-06 08:34:37,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-06 08:34:37,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-06 08:34:37,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-06 08:34:37,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-06 08:34:37,025 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-06 08:34:37,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-06 08:34:37,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-06 08:34:37,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-06 08:34:37,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-06 08:34:37,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-06 08:34:37,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-06 08:34:37,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-06 08:34:37,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-06 08:34:37,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-06 08:34:37,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-06 08:34:37,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-06 08:34:37,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-06 08:34:37,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-06 08:34:37,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-06 08:34:37,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-06 08:34:37,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-06 08:34:37,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-06 08:34:37,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-06 08:34:37,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-06 08:34:37,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-06 08:34:37,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-06 08:34:37,041 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-04-06 08:34:37,048 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-06 08:34:37,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-06 08:34:37,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-06 08:34:37,050 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-06 08:34:37,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-06 08:34:37,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-06 08:34:37,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-06 08:34:37,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-06 08:34:37,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-06 08:34:37,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-06 08:34:37,051 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-06 08:34:37,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-06 08:34:37,052 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-06 08:34:37,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-06 08:34:37,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-06 08:34:37,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-06 08:34:37,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-06 08:34:37,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-06 08:34:37,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 08:34:37,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-06 08:34:37,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-06 08:34:37,054 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-06 08:34:37,054 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-06 08:34:37,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-06 08:34:37,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-06 08:34:37,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-06 08:34:37,296 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-06 08:34:37,297 INFO L275 PluginConnector]: CDTParser initialized [2022-04-06 08:34:37,299 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c [2022-04-06 08:34:37,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ae99d99e/d5aaeee7ccf34247bc275680d1a68910/FLAG1c9feace0 [2022-04-06 08:34:37,777 INFO L306 CDTParser]: Found 1 translation units. [2022-04-06 08:34:37,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c [2022-04-06 08:34:37,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ae99d99e/d5aaeee7ccf34247bc275680d1a68910/FLAG1c9feace0 [2022-04-06 08:34:37,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ae99d99e/d5aaeee7ccf34247bc275680d1a68910 [2022-04-06 08:34:37,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-06 08:34:37,803 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-06 08:34:37,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-06 08:34:37,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-06 08:34:37,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-06 08:34:37,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:34:37" (1/1) ... [2022-04-06 08:34:37,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae89cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:37, skipping insertion in model container [2022-04-06 08:34:37,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 08:34:37" (1/1) ... [2022-04-06 08:34:37,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-06 08:34:37,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-06 08:34:38,036 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c[2713,2726] [2022-04-06 08:34:38,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 08:34:38,179 INFO L203 MainTranslator]: Completed pre-run [2022-04-06 08:34:38,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c[2713,2726] [2022-04-06 08:34:38,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-06 08:34:38,248 INFO L208 MainTranslator]: Completed translation [2022-04-06 08:34:38,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:38 WrapperNode [2022-04-06 08:34:38,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-06 08:34:38,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-06 08:34:38,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-06 08:34:38,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-06 08:34:38,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:38" (1/1) ... [2022-04-06 08:34:38,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:38" (1/1) ... [2022-04-06 08:34:38,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:38" (1/1) ... [2022-04-06 08:34:38,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:38" (1/1) ... [2022-04-06 08:34:38,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:38" (1/1) ... [2022-04-06 08:34:38,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:38" (1/1) ... [2022-04-06 08:34:38,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:38" (1/1) ... [2022-04-06 08:34:38,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-06 08:34:38,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-06 08:34:38,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-06 08:34:38,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-06 08:34:38,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 08:34:38" (1/1) ... [2022-04-06 08:34:38,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-06 08:34:38,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-06 08:34:38,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-06 08:34:38,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-06 08:34:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-06 08:34:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-06 08:34:38,390 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-06 08:34:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-04-06 08:34:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2022-04-06 08:34:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2022-04-06 08:34:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2022-04-06 08:34:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2022-04-06 08:34:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2022-04-06 08:34:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2022-04-06 08:34:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2022-04-06 08:34:38,391 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2022-04-06 08:34:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2022-04-06 08:34:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-06 08:34:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2022-04-06 08:34:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2022-04-06 08:34:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2022-04-06 08:34:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2022-04-06 08:34:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2022-04-06 08:34:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2022-04-06 08:34:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-04-06 08:34:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-04-06 08:34:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2022-04-06 08:34:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-04-06 08:34:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2022-04-06 08:34:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2022-04-06 08:34:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2022-04-06 08:34:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2022-04-06 08:34:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2022-04-06 08:34:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-04-06 08:34:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2022-04-06 08:34:38,396 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2022-04-06 08:34:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-06 08:34:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-06 08:34:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-06 08:34:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-06 08:34:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-06 08:34:38,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-06 08:34:38,564 INFO L234 CfgBuilder]: Building ICFG [2022-04-06 08:34:38,566 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-06 08:34:38,604 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:38,638 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-06 08:34:38,638 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-06 08:34:38,649 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:38,671 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-06 08:34:38,671 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-06 08:34:38,676 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:38,833 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2022-04-06 08:34:38,833 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2022-04-06 08:34:38,834 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:38,881 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2022-04-06 08:34:38,882 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2022-04-06 08:34:38,891 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:38,902 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-04-06 08:34:38,902 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-04-06 08:34:38,958 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:38,964 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-06 08:34:38,964 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-06 08:34:38,964 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:38,970 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-06 08:34:38,970 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-06 08:34:38,971 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:38,977 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-06 08:34:38,977 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-06 08:34:39,006 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:39,026 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2022-04-06 08:34:39,026 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2022-04-06 08:34:39,047 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:39,051 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-06 08:34:39,051 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-06 08:34:39,052 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:39,057 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-06 08:34:39,057 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-06 08:34:39,058 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-06 08:34:39,061 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-06 08:34:39,062 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-06 08:34:39,070 INFO L275 CfgBuilder]: Performing block encoding [2022-04-06 08:34:39,078 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-06 08:34:39,079 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-06 08:34:39,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:34:39 BoogieIcfgContainer [2022-04-06 08:34:39,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-06 08:34:39,082 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-06 08:34:39,082 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-06 08:34:39,083 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-06 08:34:39,085 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 08:34:39" (1/1) ... [2022-04-06 08:34:39,087 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN [2022-04-06 08:34:39,132 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewReturnTransition(TransformedIcfgBuilder.java:455) at de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewTransition(TransformedIcfgBuilder.java:203) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.lambda$0(IcfgTransformer.java:121) at java.base/java.util.ArrayList.forEach(ArrayList.java:1541) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.processLocations(IcfgTransformer.java:121) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.transform(IcfgTransformer.java:96) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.(IcfgTransformer.java:83) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAccelerationIcfgTransformer.(JordanLoopAccelerationIcfgTransformer.java:71) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.applyLoopAccelerationJordan(IcfgTransformationObserver.java:287) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.createTransformer(IcfgTransformationObserver.java:178) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.processIcfg(IcfgTransformationObserver.java:148) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.process(IcfgTransformationObserver.java:137) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-04-06 08:34:39,136 INFO L158 Benchmark]: Toolchain (without parser) took 1332.43ms. Allocated memory is still 173.0MB. Free memory was 123.9MB in the beginning and 95.1MB in the end (delta: 28.8MB). Peak memory consumption was 28.8MB. Max. memory is 8.0GB. [2022-04-06 08:34:39,137 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 173.0MB. Free memory was 141.8MB in the beginning and 141.8MB in the end (delta: 79.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-06 08:34:39,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.34ms. Allocated memory is still 173.0MB. Free memory was 123.7MB in the beginning and 143.0MB in the end (delta: -19.3MB). Peak memory consumption was 17.3MB. Max. memory is 8.0GB. [2022-04-06 08:34:39,138 INFO L158 Benchmark]: Boogie Preprocessor took 62.32ms. Allocated memory is still 173.0MB. Free memory was 143.0MB in the beginning and 139.9MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-06 08:34:39,139 INFO L158 Benchmark]: RCFGBuilder took 768.50ms. Allocated memory is still 173.0MB. Free memory was 139.6MB in the beginning and 99.4MB in the end (delta: 40.1MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2022-04-06 08:34:39,139 INFO L158 Benchmark]: IcfgTransformer took 53.11ms. Allocated memory is still 173.0MB. Free memory was 99.4MB in the beginning and 95.1MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-04-06 08:34:39,142 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 173.0MB. Free memory was 141.8MB in the beginning and 141.8MB in the end (delta: 79.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 444.34ms. Allocated memory is still 173.0MB. Free memory was 123.7MB in the beginning and 143.0MB in the end (delta: -19.3MB). Peak memory consumption was 17.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 62.32ms. Allocated memory is still 173.0MB. Free memory was 143.0MB in the beginning and 139.9MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 768.50ms. Allocated memory is still 173.0MB. Free memory was 139.6MB in the beginning and 99.4MB in the end (delta: 40.1MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. * IcfgTransformer took 53.11ms. Allocated memory is still 173.0MB. Free memory was 99.4MB in the beginning and 95.1MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: NullPointerException: null: de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewReturnTransition(TransformedIcfgBuilder.java:455) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-04-06 08:34:39,172 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...