./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 275849fbaca37e76eea790df33e2de383489441cc01df773179ecf6c76094336 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:56:43,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:56:43,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:56:43,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:56:43,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:56:43,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:56:43,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:56:43,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:56:43,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:56:43,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:56:43,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:56:43,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:56:43,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:56:43,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:56:43,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:56:43,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:56:43,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:56:43,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:56:43,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:56:43,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:56:43,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:56:43,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:56:43,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:56:43,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:56:43,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:56:43,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:56:43,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:56:43,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:56:43,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:56:43,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:56:43,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:56:43,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:56:43,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:56:43,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:56:43,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:56:43,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:56:43,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:56:43,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:56:43,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:56:43,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:56:43,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:56:43,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:56:43,182 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:56:43,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:56:43,183 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:56:43,183 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:56:43,183 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:56:43,184 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:56:43,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:56:43,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:56:43,184 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:56:43,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:56:43,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:56:43,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:56:43,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:56:43,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:56:43,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:56:43,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:56:43,185 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:56:43,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:56:43,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:56:43,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:56:43,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:56:43,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:43,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:56:43,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:56:43,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:56:43,186 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:56:43,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:56:43,187 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:56:43,187 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:56:43,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:56:43,187 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:56:43,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 275849fbaca37e76eea790df33e2de383489441cc01df773179ecf6c76094336 [2021-12-15 12:56:43,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:56:43,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:56:43,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:56:43,416 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:56:43,417 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:56:43,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-12-15 12:56:43,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4d5dbd1a/63841408e46c46cfb3bbe8b555931b27/FLAGcfca99f09 [2021-12-15 12:56:44,045 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:56:44,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-12-15 12:56:44,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4d5dbd1a/63841408e46c46cfb3bbe8b555931b27/FLAGcfca99f09 [2021-12-15 12:56:44,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4d5dbd1a/63841408e46c46cfb3bbe8b555931b27 [2021-12-15 12:56:44,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:56:44,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:56:44,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:44,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:56:44,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:56:44,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:44" (1/1) ... [2021-12-15 12:56:44,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167a77c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:44, skipping insertion in model container [2021-12-15 12:56:44,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:44" (1/1) ... [2021-12-15 12:56:44,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:56:44,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:56:45,318 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-12-15 12:56:45,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:45,378 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:56:45,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-12-15 12:56:45,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:45,642 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:56:45,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45 WrapperNode [2021-12-15 12:56:45,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:45,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:45,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:56:45,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:56:45,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:45,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:45,858 INFO L137 Inliner]: procedures = 191, calls = 1267, calls flagged for inlining = 83, calls inlined = 83, statements flattened = 3340 [2021-12-15 12:56:45,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:45,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:56:45,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:56:45,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:56:45,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:45,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:45,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:45,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:46,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:46,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:46,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:46,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:56:46,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:56:46,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:56:46,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:56:46,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:45" (1/1) ... [2021-12-15 12:56:46,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:46,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:56:46,152 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) [2021-12-15 12:56:46,176 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 [2021-12-15 12:56:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2021-12-15 12:56:46,197 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2021-12-15 12:56:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-15 12:56:46,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-15 12:56:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 12:56:46,198 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 12:56:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 12:56:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:56:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:56:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:56:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2021-12-15 12:56:46,199 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2021-12-15 12:56:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2021-12-15 12:56:46,199 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2021-12-15 12:56:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:56:46,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:56:46,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2021-12-15 12:56:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2021-12-15 12:56:46,200 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2021-12-15 12:56:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2021-12-15 12:56:46,200 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 12:56:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 12:56:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:56:46,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:56:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2021-12-15 12:56:46,201 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2021-12-15 12:56:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2021-12-15 12:56:46,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2021-12-15 12:56:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2021-12-15 12:56:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2021-12-15 12:56:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-15 12:56:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-15 12:56:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2021-12-15 12:56:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2021-12-15 12:56:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2021-12-15 12:56:46,203 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2021-12-15 12:56:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-12-15 12:56:46,203 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-12-15 12:56:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:56:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 12:56:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 12:56:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 12:56:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 12:56:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2021-12-15 12:56:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2021-12-15 12:56:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2021-12-15 12:56:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2021-12-15 12:56:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2021-12-15 12:56:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2021-12-15 12:56:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-15 12:56:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-15 12:56:46,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 12:56:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 12:56:46,206 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2021-12-15 12:56:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2021-12-15 12:56:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:56:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-12-15 12:56:46,208 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2021-12-15 12:56:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2021-12-15 12:56:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2021-12-15 12:56:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 12:56:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 12:56:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2021-12-15 12:56:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2021-12-15 12:56:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-15 12:56:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-15 12:56:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:56:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-12-15 12:56:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-12-15 12:56:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2021-12-15 12:56:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2021-12-15 12:56:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:56:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:56:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 12:56:46,211 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 12:56:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 12:56:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-12-15 12:56:46,212 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-12-15 12:56:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2021-12-15 12:56:46,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2021-12-15 12:56:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:56:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2021-12-15 12:56:46,213 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2021-12-15 12:56:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2021-12-15 12:56:46,213 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2021-12-15 12:56:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2021-12-15 12:56:46,214 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2021-12-15 12:56:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 12:56:46,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 12:56:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-15 12:56:46,214 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-15 12:56:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 12:56:46,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 12:56:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 12:56:46,215 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 12:56:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 12:56:46,216 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 12:56:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-15 12:56:46,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-15 12:56:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2021-12-15 12:56:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2021-12-15 12:56:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:56:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:56:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2021-12-15 12:56:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2021-12-15 12:56:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:56:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:56:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-15 12:56:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-15 12:56:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 12:56:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 12:56:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2021-12-15 12:56:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2021-12-15 12:56:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 12:56:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 12:56:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-15 12:56:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-15 12:56:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 12:56:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 12:56:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 12:56:46,223 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 12:56:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2021-12-15 12:56:46,224 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2021-12-15 12:56:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2021-12-15 12:56:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2021-12-15 12:56:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:56:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:56:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 12:56:46,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 12:56:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2021-12-15 12:56:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2021-12-15 12:56:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 12:56:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 12:56:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2021-12-15 12:56:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2021-12-15 12:56:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:56:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 12:56:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 12:56:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-15 12:56:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-15 12:56:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 12:56:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 12:56:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 12:56:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-15 12:56:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-15 12:56:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:56:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:56:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 12:56:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 12:56:46,809 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:56:46,812 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:56:47,639 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:56:47,644 INFO L158 Benchmark]: Toolchain (without parser) took 3374.93ms. Allocated memory was 88.1MB in the beginning and 161.5MB in the end (delta: 73.4MB). Free memory was 48.4MB in the beginning and 90.2MB in the end (delta: -41.8MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2021-12-15 12:56:47,644 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:56:47,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1374.60ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 48.2MB in the beginning and 42.5MB in the end (delta: 5.7MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2021-12-15 12:56:47,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 213.68ms. Allocated memory is still 109.1MB. Free memory was 42.5MB in the beginning and 47.7MB in the end (delta: -5.2MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-12-15 12:56:47,647 INFO L158 Benchmark]: Boogie Preprocessor took 260.75ms. Allocated memory was 109.1MB in the beginning and 161.5MB in the end (delta: 52.4MB). Free memory was 47.7MB in the beginning and 97.5MB in the end (delta: -49.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2021-12-15 12:56:47,648 INFO L158 Benchmark]: RCFGBuilder took 1520.31ms. Allocated memory is still 161.5MB. Free memory was 97.5MB in the beginning and 90.2MB in the end (delta: 7.3MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2021-12-15 12:56:47,653 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1374.60ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 48.2MB in the beginning and 42.5MB in the end (delta: 5.7MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 213.68ms. Allocated memory is still 109.1MB. Free memory was 42.5MB in the beginning and 47.7MB in the end (delta: -5.2MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 260.75ms. Allocated memory was 109.1MB in the beginning and 161.5MB in the end (delta: 52.4MB). Free memory was 47.7MB in the beginning and 97.5MB in the end (delta: -49.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1520.31ms. Allocated memory is still 161.5MB. Free memory was 97.5MB in the beginning and 90.2MB in the end (delta: 7.3MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:56:47,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 275849fbaca37e76eea790df33e2de383489441cc01df773179ecf6c76094336 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:56:49,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:56:49,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:56:49,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:56:49,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:56:49,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:56:49,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:56:49,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:56:49,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:56:49,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:56:49,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:56:49,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:56:49,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:56:49,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:56:49,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:56:49,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:56:49,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:56:49,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:56:49,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:56:49,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:56:49,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:56:49,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:56:49,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:56:49,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:56:49,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:56:49,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:56:49,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:56:49,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:56:49,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:56:49,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:56:49,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:56:49,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:56:49,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:56:49,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:56:49,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:56:49,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:56:49,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:56:49,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:56:49,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:56:49,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:56:49,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:56:49,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:56:49,769 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:56:49,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:56:49,771 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:56:49,772 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:56:49,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:56:49,773 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:56:49,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:56:49,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:56:49,774 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:56:49,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:56:49,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:56:49,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:56:49,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:56:49,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:56:49,776 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:56:49,776 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:56:49,776 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:56:49,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:56:49,777 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:56:49,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:56:49,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:56:49,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:56:49,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:56:49,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:49,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:56:49,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:56:49,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:56:49,778 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:56:49,778 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:56:49,779 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:56:49,779 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:56:49,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:56:49,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:56:49,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:56:49,780 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 275849fbaca37e76eea790df33e2de383489441cc01df773179ecf6c76094336 [2021-12-15 12:56:50,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:56:50,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:56:50,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:56:50,103 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:56:50,103 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:56:50,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-12-15 12:56:50,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b03460ce3/a6b101b128ab4b8799e74068dd2cf8ff/FLAG5c7cb8078 [2021-12-15 12:56:50,867 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:56:50,867 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2021-12-15 12:56:50,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b03460ce3/a6b101b128ab4b8799e74068dd2cf8ff/FLAG5c7cb8078 [2021-12-15 12:56:50,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b03460ce3/a6b101b128ab4b8799e74068dd2cf8ff [2021-12-15 12:56:50,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:56:50,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:56:50,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:50,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:56:51,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:56:51,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:50" (1/1) ... [2021-12-15 12:56:51,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701220b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:51, skipping insertion in model container [2021-12-15 12:56:51,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:56:50" (1/1) ... [2021-12-15 12:56:51,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:56:51,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:56:51,952 WARN L564 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-12-15 12:56:52,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-12-15 12:56:52,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:52,313 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:56:52,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:56:52,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-12-15 12:56:52,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:52,578 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:56:52,754 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2021-12-15 12:56:52,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:56:52,874 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:56:52,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52 WrapperNode [2021-12-15 12:56:52,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:56:52,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:52,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:56:52,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:56:52,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:52,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:53,126 INFO L137 Inliner]: procedures = 207, calls = 1266, calls flagged for inlining = 86, calls inlined = 86, statements flattened = 3331 [2021-12-15 12:56:53,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:56:53,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:56:53,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:56:53,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:56:53,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:53,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:53,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:53,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:53,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:53,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:53,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:53,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:56:53,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:56:53,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:56:53,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:56:53,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:56:52" (1/1) ... [2021-12-15 12:56:53,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:56:53,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:56:53,344 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) [2021-12-15 12:56:53,392 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 [2021-12-15 12:56:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2021-12-15 12:56:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2021-12-15 12:56:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:56:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:56:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 12:56:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:56:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 12:56:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:56:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2021-12-15 12:56:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2021-12-15 12:56:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2021-12-15 12:56:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2021-12-15 12:56:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2021-12-15 12:56:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2021-12-15 12:56:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 12:56:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 12:56:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:56:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:56:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2021-12-15 12:56:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2021-12-15 12:56:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2021-12-15 12:56:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2021-12-15 12:56:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2021-12-15 12:56:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2021-12-15 12:56:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-15 12:56:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-15 12:56:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2021-12-15 12:56:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2021-12-15 12:56:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 12:56:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 12:56:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 12:56:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 12:56:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-15 12:56:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-15 12:56:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2021-12-15 12:56:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2021-12-15 12:56:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 12:56:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 12:56:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-12-15 12:56:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-12-15 12:56:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2021-12-15 12:56:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2021-12-15 12:56:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:56:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 12:56:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 12:56:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:56:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2021-12-15 12:56:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2021-12-15 12:56:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2021-12-15 12:56:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2021-12-15 12:56:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-15 12:56:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-15 12:56:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 12:56:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 12:56:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 12:56:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 12:56:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 12:56:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 12:56:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:56:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:56:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 12:56:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:56:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:56:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:56:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2021-12-15 12:56:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2021-12-15 12:56:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:56:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:56:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 12:56:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:56:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:56:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:56:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 12:56:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 12:56:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-15 12:56:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-15 12:56:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 12:56:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 12:56:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 12:56:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 12:56:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2021-12-15 12:56:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2021-12-15 12:56:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 12:56:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 12:56:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 12:56:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 12:56:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-15 12:56:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-15 12:56:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 12:56:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 12:56:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 12:56:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 12:56:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:56:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:56:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2021-12-15 12:56:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2021-12-15 12:56:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-12-15 12:56:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-12-15 12:56:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2021-12-15 12:56:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2021-12-15 12:56:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2021-12-15 12:56:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2021-12-15 12:56:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 12:56:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2021-12-15 12:56:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2021-12-15 12:56:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 12:56:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 12:56:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 12:56:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 12:56:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 12:56:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 12:56:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 12:56:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:56:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-12-15 12:56:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2021-12-15 12:56:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2021-12-15 12:56:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2021-12-15 12:56:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2021-12-15 12:56:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2021-12-15 12:56:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-15 12:56:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-15 12:56:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:56:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:56:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 12:56:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 12:56:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 12:56:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 12:56:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-12-15 12:56:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-12-15 12:56:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2021-12-15 12:56:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2021-12-15 12:56:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2021-12-15 12:56:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2021-12-15 12:56:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 12:56:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 12:56:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-15 12:56:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-15 12:56:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2021-12-15 12:56:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2021-12-15 12:56:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-15 12:56:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-15 12:56:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 12:56:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 12:56:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2021-12-15 12:56:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2021-12-15 12:56:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2021-12-15 12:56:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2021-12-15 12:56:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2021-12-15 12:56:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2021-12-15 12:56:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 12:56:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 12:56:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2021-12-15 12:56:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2021-12-15 12:56:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 12:56:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-15 12:56:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-15 12:56:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:56:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:56:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 12:56:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 12:56:53,952 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:56:53,955 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:57:00,747 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:57:00,751 INFO L158 Benchmark]: Toolchain (without parser) took 9753.61ms. Allocated memory was 65.0MB in the beginning and 134.2MB in the end (delta: 69.2MB). Free memory was 37.6MB in the beginning and 46.2MB in the end (delta: -8.6MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2021-12-15 12:57:00,751 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory was 45.9MB in the beginning and 45.9MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:57:00,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1875.80ms. Allocated memory was 65.0MB in the beginning and 98.6MB in the end (delta: 33.6MB). Free memory was 37.4MB in the beginning and 37.8MB in the end (delta: -383.3kB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-12-15 12:57:00,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 251.14ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 37.4MB in the beginning and 79.9MB in the end (delta: -42.4MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-15 12:57:00,753 INFO L158 Benchmark]: Boogie Preprocessor took 182.37ms. Allocated memory is still 134.2MB. Free memory was 79.9MB in the beginning and 58.0MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 12:57:00,753 INFO L158 Benchmark]: RCFGBuilder took 7438.73ms. Allocated memory is still 134.2MB. Free memory was 58.0MB in the beginning and 46.2MB in the end (delta: 11.8MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2021-12-15 12:57:00,762 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory was 45.9MB in the beginning and 45.9MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1875.80ms. Allocated memory was 65.0MB in the beginning and 98.6MB in the end (delta: 33.6MB). Free memory was 37.4MB in the beginning and 37.8MB in the end (delta: -383.3kB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 251.14ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 37.4MB in the beginning and 79.9MB in the end (delta: -42.4MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 182.37ms. Allocated memory is still 134.2MB. Free memory was 79.9MB in the beginning and 58.0MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7438.73ms. Allocated memory is still 134.2MB. Free memory was 58.0MB in the beginning and 46.2MB in the end (delta: 11.8MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:57:00,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable