/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-7390193 [2022-04-05 04:11:12,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-05 04:11:12,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-05 04:11:12,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-05 04:11:12,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-05 04:11:12,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-05 04:11:12,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-05 04:11:12,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-05 04:11:12,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-05 04:11:12,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-05 04:11:12,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-05 04:11:12,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-05 04:11:12,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-05 04:11:12,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-05 04:11:12,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-05 04:11:12,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-05 04:11:12,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-05 04:11:12,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-05 04:11:12,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-05 04:11:12,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-05 04:11:12,437 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-05 04:11:12,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-05 04:11:12,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-05 04:11:12,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-05 04:11:12,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-05 04:11:12,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-05 04:11:12,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-05 04:11:12,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-05 04:11:12,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-05 04:11:12,452 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-04-05 04:11:12,463 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-05 04:11:12,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-05 04:11:12,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-05 04:11:12,464 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-05 04:11:12,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-05 04:11:12,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-05 04:11:12,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-05 04:11:12,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-05 04:11:12,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-05 04:11:12,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-05 04:11:12,466 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-05 04:11:12,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-05 04:11:12,466 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-05 04:11:12,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-05 04:11:12,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-05 04:11:12,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-05 04:11:12,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-05 04:11:12,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-05 04:11:12,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-05 04:11:12,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-05 04:11:12,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-05 04:11:12,467 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-05 04:11:12,467 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-05 04:11:12,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-05 04:11:12,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-05 04:11:12,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-05 04:11:12,723 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-05 04:11:12,723 INFO L275 PluginConnector]: CDTParser initialized [2022-04-05 04:11:12,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c [2022-04-05 04:11:12,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f2e02472/2fd89e513ead479d91dfa7f0b9d817a5/FLAGba3b06d55 [2022-04-05 04:11:13,208 INFO L306 CDTParser]: Found 1 translation units. [2022-04-05 04:11:13,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-2.c [2022-04-05 04:11:13,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f2e02472/2fd89e513ead479d91dfa7f0b9d817a5/FLAGba3b06d55 [2022-04-05 04:11:13,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f2e02472/2fd89e513ead479d91dfa7f0b9d817a5 [2022-04-05 04:11:13,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-05 04:11:13,247 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-05 04:11:13,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-05 04:11:13,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-05 04:11:13,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-05 04:11:13,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1672beed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13, skipping insertion in model container [2022-04-05 04:11:13,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-05 04:11:13,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-05 04:11:13,461 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] [2022-04-05 04:11:13,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-05 04:11:13,604 INFO L203 MainTranslator]: Completed pre-run [2022-04-05 04:11:13,616 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] [2022-04-05 04:11:13,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-05 04:11:13,685 INFO L208 MainTranslator]: Completed translation [2022-04-05 04:11:13,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13 WrapperNode [2022-04-05 04:11:13,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-05 04:11:13,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-05 04:11:13,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-05 04:11:13,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-05 04:11:13,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-05 04:11:13,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-05 04:11:13,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-05 04:11:13,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-05 04:11:13,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 04:11:13" (1/1) ... [2022-04-05 04:11:13,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-05 04:11:13,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 04:11:13,793 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) [2022-04-05 04:11:13,798 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 [2022-04-05 04:11:13,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-05 04:11:13,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-05 04:11:13,821 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-05 04:11:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-04-05 04:11:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2022-04-05 04:11:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2022-04-05 04:11:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2022-04-05 04:11:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2022-04-05 04:11:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2022-04-05 04:11:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2022-04-05 04:11:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2022-04-05 04:11:13,822 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2022-04-05 04:11:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2022-04-05 04:11:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-05 04:11:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2022-04-05 04:11:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2022-04-05 04:11:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2022-04-05 04:11:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2022-04-05 04:11:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2022-04-05 04:11:13,823 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2022-04-05 04:11:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-04-05 04:11:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-04-05 04:11:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2022-04-05 04:11:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-04-05 04:11:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2022-04-05 04:11:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2022-04-05 04:11:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2022-04-05 04:11:13,824 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2022-04-05 04:11:13,824 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-05 04:11:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-05 04:11:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-05 04:11:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-05 04:11:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-04-05 04:11:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-05 04:11:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-04-05 04:11:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2022-04-05 04:11:13,825 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2022-04-05 04:11:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2022-04-05 04:11:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2022-04-05 04:11:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2022-04-05 04:11:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2022-04-05 04:11:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2022-04-05 04:11:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2022-04-05 04:11:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2022-04-05 04:11:13,826 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2022-04-05 04:11:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2022-04-05 04:11:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-04-05 04:11:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2022-04-05 04:11:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-04-05 04:11:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2022-04-05 04:11:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2022-04-05 04:11:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2022-04-05 04:11:13,827 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-04-05 04:11:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-04-05 04:11:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2022-04-05 04:11:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2022-04-05 04:11:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2022-04-05 04:11:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-05 04:11:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2022-04-05 04:11:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2022-04-05 04:11:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-05 04:11:13,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-05 04:11:13,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-05 04:11:13,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-05 04:11:13,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-05 04:11:13,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-05 04:11:14,041 INFO L234 CfgBuilder]: Building ICFG [2022-04-05 04:11:14,042 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-05 04:11:14,064 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,093 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-05 04:11:14,094 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-05 04:11:14,104 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,112 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-05 04:11:14,112 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-05 04:11:14,115 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,262 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2022-04-05 04:11:14,262 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2022-04-05 04:11:14,263 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,330 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2022-04-05 04:11:14,330 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2022-04-05 04:11:14,339 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,356 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-04-05 04:11:14,356 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-04-05 04:11:14,438 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,445 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-05 04:11:14,446 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-05 04:11:14,446 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,451 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-05 04:11:14,451 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-05 04:11:14,451 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,459 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-05 04:11:14,459 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-05 04:11:14,491 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,523 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2022-04-05 04:11:14,523 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2022-04-05 04:11:14,550 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,557 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-05 04:11:14,557 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-05 04:11:14,558 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,562 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-05 04:11:14,563 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-05 04:11:14,563 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-04-05 04:11:14,572 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-04-05 04:11:14,573 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-04-05 04:11:14,580 INFO L275 CfgBuilder]: Performing block encoding [2022-04-05 04:11:14,597 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-05 04:11:14,597 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-05 04:11:14,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 04:11:14 BoogieIcfgContainer [2022-04-05 04:11:14,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-05 04:11:14,601 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-05 04:11:14,601 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-05 04:11:14,602 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-05 04:11:14,604 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 04:11:14" (1/1) ... [2022-04-05 04:11:14,605 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_JORDAN [2022-04-05 04:11:14,652 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) [2022-04-05 04:11:14,660 INFO L158 Benchmark]: Toolchain (without parser) took 1411.30ms. Allocated memory was 187.7MB in the beginning and 237.0MB in the end (delta: 49.3MB). Free memory was 133.4MB in the beginning and 153.7MB in the end (delta: -20.3MB). Peak memory consumption was 28.4MB. Max. memory is 8.0GB. [2022-04-05 04:11:14,660 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 151.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-04-05 04:11:14,662 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.30ms. Allocated memory was 187.7MB in the beginning and 237.0MB in the end (delta: 49.3MB). Free memory was 133.1MB in the beginning and 202.5MB in the end (delta: -69.3MB). Peak memory consumption was 9.8MB. Max. memory is 8.0GB. [2022-04-05 04:11:14,663 INFO L158 Benchmark]: Boogie Preprocessor took 71.13ms. Allocated memory is still 237.0MB. Free memory was 201.9MB in the beginning and 198.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-05 04:11:14,663 INFO L158 Benchmark]: RCFGBuilder took 841.27ms. Allocated memory is still 237.0MB. Free memory was 198.8MB in the beginning and 157.9MB in the end (delta: 40.9MB). Peak memory consumption was 40.9MB. Max. memory is 8.0GB. [2022-04-05 04:11:14,664 INFO L158 Benchmark]: IcfgTransformer took 56.88ms. Allocated memory is still 237.0MB. Free memory was 157.9MB in the beginning and 153.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-04-05 04:11:14,670 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 151.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 438.30ms. Allocated memory was 187.7MB in the beginning and 237.0MB in the end (delta: 49.3MB). Free memory was 133.1MB in the beginning and 202.5MB in the end (delta: -69.3MB). Peak memory consumption was 9.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 71.13ms. Allocated memory is still 237.0MB. Free memory was 201.9MB in the beginning and 198.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 841.27ms. Allocated memory is still 237.0MB. Free memory was 198.8MB in the beginning and 157.9MB in the end (delta: 40.9MB). Peak memory consumption was 40.9MB. Max. memory is 8.0GB. * IcfgTransformer took 56.88ms. Allocated memory is still 237.0MB. Free memory was 157.9MB in the beginning and 153.7MB in the end (delta: 4.2MB). 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. [2022-04-05 04:11:14,704 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...