./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.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-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.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 ec1c916a4e8241683d3d78dd3b5f266227914917d53067d3c7741f08a3fdd65b --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:10:59,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:10:59,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:10:59,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:10:59,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:10:59,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:10:59,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:10:59,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:10:59,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:10:59,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:10:59,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:10:59,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:10:59,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:10:59,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:10:59,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:10:59,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:10:59,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:10:59,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:10:59,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:10:59,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:10:59,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:10:59,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:10:59,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:10:59,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:10:59,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:10:59,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:10:59,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:10:59,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:10:59,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:10:59,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:10:59,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:10:59,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:10:59,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:10:59,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:10:59,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:10:59,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:10:59,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:10:59,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:10:59,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:10:59,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:10:59,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:10:59,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:10:59,903 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:10:59,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:10:59,905 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:10:59,906 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:10:59,906 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:10:59,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:10:59,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:10:59,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:10:59,908 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:10:59,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:10:59,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:10:59,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:10:59,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:10:59,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:10:59,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:10:59,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:10:59,909 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:10:59,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:10:59,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:10:59,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:10:59,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:10:59,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:10:59,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:10:59,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:10:59,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:10:59,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:10:59,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:10:59,912 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:10:59,912 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:10:59,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:10:59,913 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:10:59,913 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec1c916a4e8241683d3d78dd3b5f266227914917d53067d3c7741f08a3fdd65b [2021-12-15 13:11:00,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:11:00,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:11:00,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:11:00,175 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:11:00,176 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:11:00,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-12-15 13:11:00,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c5d64dd/b10c3e5001f14677b7c5e10531838c5b/FLAG118b55fbf [2021-12-15 13:11:00,855 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:11:00,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-12-15 13:11:00,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c5d64dd/b10c3e5001f14677b7c5e10531838c5b/FLAG118b55fbf [2021-12-15 13:11:01,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56c5d64dd/b10c3e5001f14677b7c5e10531838c5b [2021-12-15 13:11:01,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:11:01,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:11:01,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:11:01,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:11:01,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:11:01,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:11:01" (1/1) ... [2021-12-15 13:11:01,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a05f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:01, skipping insertion in model container [2021-12-15 13:11:01,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:11:01" (1/1) ... [2021-12-15 13:11:01,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:11:01,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:11:02,207 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-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2021-12-15 13:11:02,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:11:02,282 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:11:02,542 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-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2021-12-15 13:11:02,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:11:02,598 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:11:02,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02 WrapperNode [2021-12-15 13:11:02,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:11:02,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:11:02,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:11:02,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:11:02,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:02,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:02,793 INFO L137 Inliner]: procedures = 187, calls = 2219, calls flagged for inlining = 71, calls inlined = 71, statements flattened = 4636 [2021-12-15 13:11:02,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:11:02,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:11:02,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:11:02,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:11:02,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:02,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:02,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:02,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:02,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:02,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:03,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:03,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:11:03,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:11:03,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:11:03,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:11:03,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2021-12-15 13:11:03,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:11:03,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:11:03,069 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 13:11:03,087 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 13:11:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:11:03,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:11:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:11:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2021-12-15 13:11:03,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2021-12-15 13:11:03,102 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:11:03,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:11:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:11:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:11:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:11:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:11:03,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:11:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:11:03,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:11:03,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:11:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2021-12-15 13:11:03,104 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2021-12-15 13:11:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2021-12-15 13:11:03,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2021-12-15 13:11:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister [2021-12-15 13:11:03,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister [2021-12-15 13:11:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2021-12-15 13:11:03,104 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2021-12-15 13:11:03,104 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2021-12-15 13:11:03,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2021-12-15 13:11:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:11:03,105 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:11:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:11:03,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:11:03,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:11:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:11:03,106 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:11:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:11:03,106 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2021-12-15 13:11:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2021-12-15 13:11:03,106 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2021-12-15 13:11:03,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2021-12-15 13:11:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-15 13:11:03,107 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-15 13:11:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2021-12-15 13:11:03,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2021-12-15 13:11:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:11:03,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:11:03,107 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2021-12-15 13:11:03,108 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2021-12-15 13:11:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2021-12-15 13:11:03,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2021-12-15 13:11:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:11:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:11:03,108 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:11:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:11:03,108 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:11:03,108 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2021-12-15 13:11:03,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2021-12-15 13:11:03,109 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2021-12-15 13:11:03,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2021-12-15 13:11:03,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:11:03,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:11:03,110 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 13:11:03,110 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 13:11:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2021-12-15 13:11:03,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2021-12-15 13:11:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:11:03,111 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:11:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2021-12-15 13:11:03,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2021-12-15 13:11:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2021-12-15 13:11:03,111 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2021-12-15 13:11:03,111 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2021-12-15 13:11:03,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2021-12-15 13:11:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:11:03,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:11:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:11:03,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:11:03,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2021-12-15 13:11:03,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2021-12-15 13:11:03,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2021-12-15 13:11:03,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2021-12-15 13:11:03,113 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2021-12-15 13:11:03,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2021-12-15 13:11:03,113 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-12-15 13:11:03,113 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-12-15 13:11:03,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:11:03,113 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2021-12-15 13:11:03,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2021-12-15 13:11:03,114 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2021-12-15 13:11:03,114 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2021-12-15 13:11:03,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:11:03,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:11:03,114 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:11:03,115 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:11:03,115 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2021-12-15 13:11:03,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2021-12-15 13:11:03,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:11:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-12-15 13:11:03,116 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-12-15 13:11:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:11:03,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:11:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:11:03,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:11:03,117 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:11:03,117 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2021-12-15 13:11:03,117 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2021-12-15 13:11:03,117 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2021-12-15 13:11:03,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2021-12-15 13:11:03,117 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2021-12-15 13:11:03,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2021-12-15 13:11:03,117 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 13:11:03,118 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 13:11:03,118 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2021-12-15 13:11:03,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2021-12-15 13:11:03,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:11:03,118 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-15 13:11:03,118 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-15 13:11:03,118 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:11:03,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:11:03,119 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:11:03,119 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:11:03,120 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:11:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:11:03,121 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2021-12-15 13:11:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2021-12-15 13:11:03,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:11:03,123 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2021-12-15 13:11:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2021-12-15 13:11:03,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:11:03,123 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2021-12-15 13:11:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2021-12-15 13:11:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:11:03,127 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:11:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2021-12-15 13:11:03,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2021-12-15 13:11:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:11:03,128 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:11:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:11:03,128 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:11:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:11:03,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:11:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-12-15 13:11:03,128 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-12-15 13:11:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:11:03,129 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:11:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:11:03,129 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:11:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:11:03,129 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:11:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2021-12-15 13:11:03,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2021-12-15 13:11:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2021-12-15 13:11:03,129 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2021-12-15 13:11:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:11:03,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:11:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ti_drain [2021-12-15 13:11:03,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_drain [2021-12-15 13:11:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:11:03,130 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:11:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:11:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2021-12-15 13:11:03,130 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2021-12-15 13:11:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2021-12-15 13:11:03,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2021-12-15 13:11:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2021-12-15 13:11:03,131 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2021-12-15 13:11:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:11:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:11:03,131 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:11:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:11:03,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:11:03,672 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:11:03,675 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:11:04,021 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:11:04,025 INFO L158 Benchmark]: Toolchain (without parser) took 2822.17ms. Allocated memory was 98.6MB in the beginning and 161.5MB in the end (delta: 62.9MB). Free memory was 60.2MB in the beginning and 75.3MB in the end (delta: -15.1MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2021-12-15 13:11:04,025 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:11:04,026 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1393.12ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 59.8MB in the beginning and 38.7MB in the end (delta: 21.2MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2021-12-15 13:11:04,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 192.28ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 38.7MB in the beginning and 87.0MB in the end (delta: -48.3MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-12-15 13:11:04,026 INFO L158 Benchmark]: Boogie Preprocessor took 251.09ms. Allocated memory is still 161.5MB. Free memory was 87.0MB in the beginning and 90.1MB in the end (delta: -3.1MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2021-12-15 13:11:04,027 INFO L158 Benchmark]: RCFGBuilder took 977.78ms. Allocated memory is still 161.5MB. Free memory was 90.1MB in the beginning and 75.3MB in the end (delta: 14.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-12-15 13:11:04,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1393.12ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 59.8MB in the beginning and 38.7MB in the end (delta: 21.2MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 192.28ms. Allocated memory was 119.5MB in the beginning and 161.5MB in the end (delta: 41.9MB). Free memory was 38.7MB in the beginning and 87.0MB in the end (delta: -48.3MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 251.09ms. Allocated memory is still 161.5MB. Free memory was 87.0MB in the beginning and 90.1MB in the end (delta: -3.1MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * RCFGBuilder took 977.78ms. Allocated memory is still 161.5MB. Free memory was 90.1MB in the beginning and 75.3MB in the end (delta: 14.8MB). Peak memory consumption was 46.1MB. 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 13:11:04,058 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... --- 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-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.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 ec1c916a4e8241683d3d78dd3b5f266227914917d53067d3c7741f08a3fdd65b --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:11:05,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:11:05,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:11:05,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:11:05,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:11:05,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:11:05,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:11:05,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:11:05,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:11:05,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:11:05,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:11:05,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:11:05,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:11:05,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:11:05,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:11:05,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:11:05,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:11:05,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:11:05,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:11:05,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:11:05,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:11:05,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:11:05,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:11:05,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:11:05,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:11:05,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:11:06,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:11:06,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:11:06,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:11:06,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:11:06,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:11:06,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:11:06,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:11:06,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:11:06,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:11:06,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:11:06,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:11:06,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:11:06,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:11:06,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:11:06,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:11:06,022 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:11:06,047 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:11:06,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:11:06,049 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:11:06,049 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:11:06,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:11:06,050 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:11:06,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:11:06,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:11:06,052 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:11:06,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:11:06,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:11:06,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:11:06,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:11:06,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:11:06,053 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:11:06,053 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:11:06,054 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:11:06,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:11:06,054 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:11:06,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:11:06,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:11:06,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:11:06,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:11:06,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:11:06,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:11:06,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:11:06,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:11:06,055 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:11:06,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:11:06,056 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:11:06,056 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:11:06,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:11:06,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:11:06,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:11:06,056 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec1c916a4e8241683d3d78dd3b5f266227914917d53067d3c7741f08a3fdd65b [2021-12-15 13:11:06,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:11:06,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:11:06,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:11:06,388 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:11:06,388 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:11:06,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-12-15 13:11:06,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24b2cfc46/b7495d8e19904f0684dd7e9bf25081e8/FLAG426c47a0c [2021-12-15 13:11:07,074 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:11:07,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-12-15 13:11:07,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24b2cfc46/b7495d8e19904f0684dd7e9bf25081e8/FLAG426c47a0c [2021-12-15 13:11:07,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24b2cfc46/b7495d8e19904f0684dd7e9bf25081e8 [2021-12-15 13:11:07,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:11:07,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:11:07,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:11:07,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:11:07,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:11:07,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:11:07" (1/1) ... [2021-12-15 13:11:07,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@568e094e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:07, skipping insertion in model container [2021-12-15 13:11:07,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:11:07" (1/1) ... [2021-12-15 13:11:07,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:11:07,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:11:08,398 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-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2021-12-15 13:11:08,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:11:08,477 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:11:08,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:11:08,800 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-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2021-12-15 13:11:08,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:11:08,841 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:11:09,150 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-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2021-12-15 13:11:09,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:11:09,244 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:11:09,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09 WrapperNode [2021-12-15 13:11:09,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:11:09,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:11:09,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:11:09,247 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:11:09,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,496 INFO L137 Inliner]: procedures = 202, calls = 2219, calls flagged for inlining = 71, calls inlined = 71, statements flattened = 4518 [2021-12-15 13:11:09,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:11:09,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:11:09,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:11:09,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:11:09,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:11:09,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:11:09,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:11:09,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:11:09,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:09" (1/1) ... [2021-12-15 13:11:09,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:11:09,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:11:09,738 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 13:11:09,763 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 13:11:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:11:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:11:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:11:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2021-12-15 13:11:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2021-12-15 13:11:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:11:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:11:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:11:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:11:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:11:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:11:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:11:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:11:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:11:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:11:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:11:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:11:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2021-12-15 13:11:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2021-12-15 13:11:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2021-12-15 13:11:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2021-12-15 13:11:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:11:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:11:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:11:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:11:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2021-12-15 13:11:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2021-12-15 13:11:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-15 13:11:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-15 13:11:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2021-12-15 13:11:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2021-12-15 13:11:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2021-12-15 13:11:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2021-12-15 13:11:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:11:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:11:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2021-12-15 13:11:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2021-12-15 13:11:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:11:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:11:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2021-12-15 13:11:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2021-12-15 13:11:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:11:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:11:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2021-12-15 13:11:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2021-12-15 13:11:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2021-12-15 13:11:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2021-12-15 13:11:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2021-12-15 13:11:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2021-12-15 13:11:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-12-15 13:11:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-12-15 13:11:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2021-12-15 13:11:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2021-12-15 13:11:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2021-12-15 13:11:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2021-12-15 13:11:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:11:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:11:09,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:11:09,799 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2021-12-15 13:11:09,799 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2021-12-15 13:11:09,799 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2021-12-15 13:11:09,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2021-12-15 13:11:09,799 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2021-12-15 13:11:09,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2021-12-15 13:11:09,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:11:09,800 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:11:09,800 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:11:09,800 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:11:09,801 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:11:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:11:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:11:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:11:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:11:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2021-12-15 13:11:09,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2021-12-15 13:11:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:11:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2021-12-15 13:11:09,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2021-12-15 13:11:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:11:09,802 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:11:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:11:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:11:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:11:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:11:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2021-12-15 13:11:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2021-12-15 13:11:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:11:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:11:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:11:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:11:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:11:09,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:11:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:11:09,805 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:11:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:11:09,805 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:11:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2021-12-15 13:11:09,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2021-12-15 13:11:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:11:09,806 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:11:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2021-12-15 13:11:09,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2021-12-15 13:11:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:11:09,806 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:11:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister [2021-12-15 13:11:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister [2021-12-15 13:11:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2021-12-15 13:11:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2021-12-15 13:11:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2021-12-15 13:11:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2021-12-15 13:11:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:11:09,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:11:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:11:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:11:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2021-12-15 13:11:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2021-12-15 13:11:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2021-12-15 13:11:09,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2021-12-15 13:11:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:11:09,812 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:11:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:11:09,816 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:11:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2021-12-15 13:11:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2021-12-15 13:11:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2021-12-15 13:11:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2021-12-15 13:11:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:11:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:11:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:11:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:11:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:11:09,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:11:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 13:11:09,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 13:11:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2021-12-15 13:11:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2021-12-15 13:11:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2021-12-15 13:11:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2021-12-15 13:11:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:11:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:11:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:11:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:11:09,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:11:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2021-12-15 13:11:09,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2021-12-15 13:11:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:11:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-12-15 13:11:09,820 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-12-15 13:11:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:11:09,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:11:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:11:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:11:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:11:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:11:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:11:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2021-12-15 13:11:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2021-12-15 13:11:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 13:11:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 13:11:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-15 13:11:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-15 13:11:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:11:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:11:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2021-12-15 13:11:09,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2021-12-15 13:11:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-12-15 13:11:09,823 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-12-15 13:11:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:11:09,823 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:11:09,823 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2021-12-15 13:11:09,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2021-12-15 13:11:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:11:09,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:11:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure ti_drain [2021-12-15 13:11:09,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_drain [2021-12-15 13:11:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:11:09,824 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2021-12-15 13:11:09,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2021-12-15 13:11:09,825 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2021-12-15 13:11:09,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2021-12-15 13:11:09,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:11:09,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:11:10,326 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:11:10,328 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:11:10,655 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:11:10,658 INFO L158 Benchmark]: Toolchain (without parser) took 3412.67ms. Allocated memory was 65.0MB in the beginning and 224.4MB in the end (delta: 159.4MB). Free memory was 35.7MB in the beginning and 104.2MB in the end (delta: -68.5MB). Peak memory consumption was 92.6MB. Max. memory is 16.1GB. [2021-12-15 13:11:10,658 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:11:10,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1998.87ms. Allocated memory was 65.0MB in the beginning and 142.6MB in the end (delta: 77.6MB). Free memory was 35.5MB in the beginning and 64.0MB in the end (delta: -28.5MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-12-15 13:11:10,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 250.05ms. Allocated memory is still 142.6MB. Free memory was 64.0MB in the beginning and 69.9MB in the end (delta: -5.8MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2021-12-15 13:11:10,660 INFO L158 Benchmark]: Boogie Preprocessor took 212.68ms. Allocated memory was 142.6MB in the beginning and 224.4MB in the end (delta: 81.8MB). Free memory was 69.9MB in the beginning and 147.2MB in the end (delta: -77.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-12-15 13:11:10,660 INFO L158 Benchmark]: RCFGBuilder took 945.91ms. Allocated memory is still 224.4MB. Free memory was 147.2MB in the beginning and 104.2MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-12-15 13:11:10,662 INFO L339 ainManager$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 45.2MB in the beginning and 45.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1998.87ms. Allocated memory was 65.0MB in the beginning and 142.6MB in the end (delta: 77.6MB). Free memory was 35.5MB in the beginning and 64.0MB in the end (delta: -28.5MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 250.05ms. Allocated memory is still 142.6MB. Free memory was 64.0MB in the beginning and 69.9MB in the end (delta: -5.8MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 212.68ms. Allocated memory was 142.6MB in the beginning and 224.4MB in the end (delta: 81.8MB). Free memory was 69.9MB in the beginning and 147.2MB in the end (delta: -77.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * RCFGBuilder took 945.91ms. Allocated memory is still 224.4MB. Free memory was 147.2MB in the beginning and 104.2MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. 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 13:11:10,704 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