./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7252c0ad173c04e7e814a901053190b8d4e6b601847082c3bd48f0637286d7b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:38:08,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:38:08,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:38:08,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:38:08,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:38:08,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:38:08,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:38:08,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:38:08,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:38:08,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:38:08,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:38:08,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:38:08,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:38:08,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:38:08,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:38:08,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:38:08,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:38:08,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:38:08,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:38:08,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:38:08,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:38:08,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:38:08,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:38:08,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:38:08,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:38:08,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:38:08,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:38:08,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:38:08,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:38:08,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:38:08,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:38:08,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:38:08,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:38:08,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:38:08,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:38:08,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:38:08,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:38:08,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:38:08,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:38:08,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:38:08,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:38:08,923 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:38:08,990 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:38:08,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:38:08,991 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:38:08,991 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:38:09,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:38:09,001 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:38:09,001 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:38:09,002 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:38:09,002 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:38:09,002 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:38:09,003 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:38:09,004 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:38:09,004 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:38:09,004 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:38:09,005 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:38:09,005 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:38:09,005 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:38:09,006 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:38:09,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:38:09,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:38:09,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:38:09,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:38:09,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:38:09,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:38:09,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:38:09,010 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:38:09,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:38:09,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:38:09,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:38:09,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:38:09,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:38:09,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:38:09,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:38:09,015 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:38:09,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:38:09,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:38:09,016 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:38:09,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:38:09,016 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7252c0ad173c04e7e814a901053190b8d4e6b601847082c3bd48f0637286d7b [2021-11-23 17:38:09,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:38:09,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:38:09,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:38:09,473 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:38:09,473 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:38:09,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2021-11-23 17:38:09,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data/53cf1c52f/c6397967ddee42cf94b1d879dc9c1c17/FLAG816daf3e4 [2021-11-23 17:38:10,815 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:38:10,817 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2021-11-23 17:38:10,883 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data/53cf1c52f/c6397967ddee42cf94b1d879dc9c1c17/FLAG816daf3e4 [2021-11-23 17:38:11,112 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data/53cf1c52f/c6397967ddee42cf94b1d879dc9c1c17 [2021-11-23 17:38:11,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:38:11,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:38:11,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:38:11,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:38:11,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:38:11,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:38:11" (1/1) ... [2021-11-23 17:38:11,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3326d7b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:11, skipping insertion in model container [2021-11-23 17:38:11,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:38:11" (1/1) ... [2021-11-23 17:38:11,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:38:11,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:38:13,511 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[214499,214512] [2021-11-23 17:38:13,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:38:13,768 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:38:14,287 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[214499,214512] [2021-11-23 17:38:14,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:38:14,485 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:38:14,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14 WrapperNode [2021-11-23 17:38:14,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:38:14,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:38:14,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:38:14,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:38:14,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:14,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:14,876 INFO L137 Inliner]: procedures = 259, calls = 2653, calls flagged for inlining = 86, calls inlined = 82, statements flattened = 5004 [2021-11-23 17:38:14,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:38:14,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:38:14,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:38:14,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:38:14,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:14,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:14,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:14,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:15,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:15,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:15,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:15,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:38:15,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:38:15,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:38:15,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:38:15,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:14" (1/1) ... [2021-11-23 17:38:15,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:38:15,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:38:15,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:38:15,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:38:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc_chain [2021-11-23 17:38:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc_chain [2021-11-23 17:38:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure gr_finish_request [2021-11-23 17:38:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_finish_request [2021-11-23 17:38:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:38:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue [2021-11-23 17:38:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue [2021-11-23 17:38:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:38:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:38:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:38:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-11-23 17:38:15,371 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-11-23 17:38:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:38:15,371 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:38:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_halt_wedge [2021-11-23 17:38:15,371 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_halt_wedge [2021-11-23 17:38:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:38:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:38:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 17:38:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 17:38:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2021-11-23 17:38:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2021-11-23 17:38:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure gr_control_stall [2021-11-23 17:38:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_control_stall [2021-11-23 17:38:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure gr_stop_activity [2021-11-23 17:38:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_stop_activity [2021-11-23 17:38:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:38:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:38:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_enable [2021-11-23 17:38:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_enable [2021-11-23 17:38:15,374 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt_wedge [2021-11-23 17:38:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt_wedge [2021-11-23 17:38:15,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:38:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:38:15,375 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-11-23 17:38:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-11-23 17:38:15,375 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:38:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:38:15,376 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 17:38:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 17:38:15,376 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_int [2021-11-23 17:38:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_int [2021-11-23 17:38:15,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:38:15,377 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 17:38:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 17:38:15,377 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dequeue [2021-11-23 17:38:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dequeue [2021-11-23 17:38:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_remove [2021-11-23 17:38:15,378 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_remove [2021-11-23 17:38:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32be [2021-11-23 17:38:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32be [2021-11-23 17:38:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2021-11-23 17:38:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2021-11-23 17:38:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:38:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:38:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:38:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_setup [2021-11-23 17:38:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_setup [2021-11-23 17:38:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 17:38:15,382 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 17:38:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:38:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:38:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_request [2021-11-23 17:38:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_request [2021-11-23 17:38:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure gr_wakeup [2021-11-23 17:38:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_wakeup [2021-11-23 17:38:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-23 17:38:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-23 17:38:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_reset [2021-11-23 17:38:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_reset [2021-11-23 17:38:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_stop [2021-11-23 17:38:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_stop [2021-11-23 17:38:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 17:38:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 17:38:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_nuke [2021-11-23 17:38:15,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_nuke [2021-11-23 17:38:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_flush [2021-11-23 17:38:15,385 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_flush [2021-11-23 17:38:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_disable [2021-11-23 17:38:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_disable [2021-11-23 17:38:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 17:38:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 17:38:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0out_requeue [2021-11-23 17:38:15,387 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0out_requeue [2021-11-23 17:38:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_connected [2021-11-23 17:38:15,388 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_connected [2021-11-23 17:38:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure gr_enable_vbus_detect [2021-11-23 17:38:15,388 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_enable_vbus_detect [2021-11-23 17:38:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:38:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 17:38:15,389 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 17:38:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:38:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq_handler [2021-11-23 17:38:15,391 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq_handler [2021-11-23 17:38:15,391 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_wedge [2021-11-23 17:38:15,391 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_wedge [2021-11-23 17:38:15,391 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2021-11-23 17:38:15,391 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2021-11-23 17:38:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_open [2021-11-23 17:38:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_open [2021-11-23 17:38:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32be [2021-11-23 17:38:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32be [2021-11-23 17:38:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_empty [2021-11-23 17:38:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_empty [2021-11-23 17:38:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:38:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq [2021-11-23 17:38:15,393 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq [2021-11-23 17:38:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_init [2021-11-23 17:38:15,393 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_init [2021-11-23 17:38:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-11-23 17:38:15,394 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-11-23 17:38:15,395 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 17:38:15,398 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 17:38:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond [2021-11-23 17:38:15,398 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond [2021-11-23 17:38:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:38:15,399 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-23 17:38:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-23 17:38:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure gr_disable_interrupts_and_pullup [2021-11-23 17:38:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_disable_interrupts_and_pullup [2021-11-23 17:38:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:38:15,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:38:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:38:15,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:38:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:38:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure gr_request_irq [2021-11-23 17:38:15,408 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_request_irq [2021-11-23 17:38:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure gr_add_dma_desc [2021-11-23 17:38:15,408 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_add_dma_desc [2021-11-23 17:38:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 17:38:15,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 17:38:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:38:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2021-11-23 17:38:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2021-11-23 17:38:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure gr_abort_dma [2021-11-23 17:38:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_abort_dma [2021-11-23 17:38:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:38:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0state_string [2021-11-23 17:38:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0state_string [2021-11-23 17:38:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 17:38:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 17:38:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_status [2021-11-23 17:38:15,410 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_status [2021-11-23 17:38:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:38:15,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:38:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-11-23 17:38:15,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-11-23 17:38:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_address [2021-11-23 17:38:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_address [2021-11-23 17:38:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_request [2021-11-23 17:38:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_request [2021-11-23 17:38:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_request [2021-11-23 17:38:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_request [2021-11-23 17:38:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_start [2021-11-23 17:38:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_start [2021-11-23 17:38:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_ep0state [2021-11-23 17:38:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_ep0state [2021-11-23 17:38:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-23 17:38:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-23 17:38:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dma_advance [2021-11-23 17:38:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dma_advance [2021-11-23 17:38:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-23 17:38:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-23 17:38:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2021-11-23 17:38:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2021-11-23 17:38:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure gr_get_frame [2021-11-23 17:38:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_get_frame [2021-11-23 17:38:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure gr_probe [2021-11-23 17:38:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_probe [2021-11-23 17:38:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2021-11-23 17:38:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2021-11-23 17:38:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure gr_remove [2021-11-23 17:38:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_remove [2021-11-23 17:38:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_u16 [2021-11-23 17:38:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_u16 [2021-11-23 17:38:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 17:38:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 17:38:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 17:38:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 17:38:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:38:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure gr_start_dma [2021-11-23 17:38:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_start_dma [2021-11-23 17:38:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:38:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:38:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:38:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:38:16,407 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:38:16,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:38:17,576 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:38:17,583 INFO L158 Benchmark]: Toolchain (without parser) took 6463.78ms. Allocated memory was 98.6MB in the beginning and 197.1MB in the end (delta: 98.6MB). Free memory was 52.9MB in the beginning and 91.6MB in the end (delta: -38.8MB). Peak memory consumption was 97.4MB. Max. memory is 16.1GB. [2021-11-23 17:38:17,584 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 98.6MB. Free memory was 68.9MB in the beginning and 68.9MB in the end (delta: 29.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:38:17,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3358.87ms. Allocated memory was 98.6MB in the beginning and 197.1MB in the end (delta: 98.6MB). Free memory was 52.7MB in the beginning and 107.9MB in the end (delta: -55.2MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2021-11-23 17:38:17,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 389.85ms. Allocated memory is still 197.1MB. Free memory was 107.9MB in the beginning and 122.4MB in the end (delta: -14.4MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2021-11-23 17:38:17,596 INFO L158 Benchmark]: Boogie Preprocessor took 383.77ms. Allocated memory is still 197.1MB. Free memory was 122.4MB in the beginning and 89.8MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 17:38:17,597 INFO L158 Benchmark]: RCFGBuilder took 2316.83ms. Allocated memory is still 197.1MB. Free memory was 89.8MB in the beginning and 91.6MB in the end (delta: -1.8MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2021-11-23 17:38:17,603 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 98.6MB. Free memory was 68.9MB in the beginning and 68.9MB in the end (delta: 29.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3358.87ms. Allocated memory was 98.6MB in the beginning and 197.1MB in the end (delta: 98.6MB). Free memory was 52.7MB in the beginning and 107.9MB in the end (delta: -55.2MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 389.85ms. Allocated memory is still 197.1MB. Free memory was 107.9MB in the beginning and 122.4MB in the end (delta: -14.4MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 383.77ms. Allocated memory is still 197.1MB. Free memory was 122.4MB in the beginning and 89.8MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2316.83ms. Allocated memory is still 197.1MB. Free memory was 89.8MB in the beginning and 91.6MB in the end (delta: -1.8MB). Peak memory consumption was 36.0MB. 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. [2021-11-23 17:38:17,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7252c0ad173c04e7e814a901053190b8d4e6b601847082c3bd48f0637286d7b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:38:20,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:38:20,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:38:20,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:38:20,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:38:20,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:38:20,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:38:20,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:38:20,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:38:20,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:38:20,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:38:20,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:38:20,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:38:20,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:38:20,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:38:20,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:38:20,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:38:20,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:38:20,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:38:20,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:38:20,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:38:20,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:38:20,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:38:20,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:38:20,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:38:20,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:38:20,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:38:20,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:38:20,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:38:20,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:38:20,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:38:20,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:38:20,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:38:20,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:38:20,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:38:20,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:38:20,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:38:20,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:38:20,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:38:20,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:38:20,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:38:20,802 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:38:20,845 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:38:20,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:38:20,849 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:38:20,850 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:38:20,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:38:20,851 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:38:20,852 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:38:20,852 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:38:20,852 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:38:20,853 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:38:20,854 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:38:20,854 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:38:20,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:38:20,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:38:20,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:38:20,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:38:20,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:38:20,858 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:38:20,858 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:38:20,858 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:38:20,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:38:20,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:38:20,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:38:20,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:38:20,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:38:20,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:38:20,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:38:20,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:38:20,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:38:20,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:38:20,862 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:38:20,862 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:38:20,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:38:20,863 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:38:20,863 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:38:20,863 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7252c0ad173c04e7e814a901053190b8d4e6b601847082c3bd48f0637286d7b [2021-11-23 17:38:21,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:38:21,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:38:21,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:38:21,327 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:38:21,328 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:38:21,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2021-11-23 17:38:21,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data/08f711aa2/75a3ea846ace4f8dafbddd4236c25d57/FLAG8bdd6be8d [2021-11-23 17:38:22,552 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:38:22,553 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2021-11-23 17:38:22,645 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data/08f711aa2/75a3ea846ace4f8dafbddd4236c25d57/FLAG8bdd6be8d [2021-11-23 17:38:22,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/data/08f711aa2/75a3ea846ace4f8dafbddd4236c25d57 [2021-11-23 17:38:22,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:38:22,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:38:22,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:38:22,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:38:22,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:38:22,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:38:22" (1/1) ... [2021-11-23 17:38:22,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a46b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:22, skipping insertion in model container [2021-11-23 17:38:22,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:38:22" (1/1) ... [2021-11-23 17:38:22,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:38:23,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:38:25,397 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[214499,214512] [2021-11-23 17:38:25,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:38:25,643 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:38:25,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:38:26,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[214499,214512] [2021-11-23 17:38:26,130 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:38:26,169 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:38:26,797 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[214499,214512] [2021-11-23 17:38:26,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:38:27,021 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:38:27,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27 WrapperNode [2021-11-23 17:38:27,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:38:27,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:38:27,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:38:27,024 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:38:27,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,411 INFO L137 Inliner]: procedures = 272, calls = 2653, calls flagged for inlining = 86, calls inlined = 82, statements flattened = 4869 [2021-11-23 17:38:27,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:38:27,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:38:27,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:38:27,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:38:27,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:38:27,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:38:27,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:38:27,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:38:27,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:38:27" (1/1) ... [2021-11-23 17:38:27,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:38:27,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:38:27,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:38:27,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:38:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:38:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:38:27,961 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc_chain [2021-11-23 17:38:27,962 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc_chain [2021-11-23 17:38:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:38:27,962 INFO L130 BoogieDeclarations]: Found specification of procedure gr_finish_request [2021-11-23 17:38:27,962 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_finish_request [2021-11-23 17:38:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:38:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue [2021-11-23 17:38:27,963 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue [2021-11-23 17:38:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:38:27,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:38:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:38:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:38:27,964 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-11-23 17:38:27,964 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-11-23 17:38:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:38:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:38:27,965 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_halt_wedge [2021-11-23 17:38:27,965 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_halt_wedge [2021-11-23 17:38:27,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:38:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:38:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 17:38:27,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 17:38:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2021-11-23 17:38:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2021-11-23 17:38:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_control_stall [2021-11-23 17:38:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_control_stall [2021-11-23 17:38:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_stop_activity [2021-11-23 17:38:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_stop_activity [2021-11-23 17:38:27,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:38:27,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:38:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_enable [2021-11-23 17:38:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_enable [2021-11-23 17:38:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt_wedge [2021-11-23 17:38:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt_wedge [2021-11-23 17:38:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:38:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:38:27,971 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-11-23 17:38:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-11-23 17:38:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:38:27,972 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:38:27,972 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 17:38:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 17:38:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_int [2021-11-23 17:38:27,973 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_int [2021-11-23 17:38:27,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:38:27,974 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 17:38:27,974 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 17:38:27,976 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dequeue [2021-11-23 17:38:27,976 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dequeue [2021-11-23 17:38:27,976 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_remove [2021-11-23 17:38:27,977 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_remove [2021-11-23 17:38:27,978 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32be [2021-11-23 17:38:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32be [2021-11-23 17:38:27,978 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2021-11-23 17:38:27,978 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2021-11-23 17:38:27,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:38:27,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:38:27,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:38:27,980 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_setup [2021-11-23 17:38:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_setup [2021-11-23 17:38:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 17:38:27,981 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 17:38:27,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:38:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:38:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:38:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:38:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:38:27,982 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_request [2021-11-23 17:38:27,983 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_request [2021-11-23 17:38:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:38:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:38:27,983 INFO L130 BoogieDeclarations]: Found specification of procedure gr_wakeup [2021-11-23 17:38:27,984 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_wakeup [2021-11-23 17:38:27,984 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-23 17:38:27,984 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-23 17:38:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_reset [2021-11-23 17:38:27,985 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_reset [2021-11-23 17:38:27,985 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_stop [2021-11-23 17:38:27,985 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_stop [2021-11-23 17:38:27,986 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 17:38:27,987 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 17:38:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_nuke [2021-11-23 17:38:27,987 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_nuke [2021-11-23 17:38:27,987 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_flush [2021-11-23 17:38:27,988 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_flush [2021-11-23 17:38:27,988 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_disable [2021-11-23 17:38:27,989 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_disable [2021-11-23 17:38:27,989 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 17:38:27,990 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 17:38:27,990 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0out_requeue [2021-11-23 17:38:27,991 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0out_requeue [2021-11-23 17:38:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_connected [2021-11-23 17:38:27,992 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_connected [2021-11-23 17:38:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure gr_enable_vbus_detect [2021-11-23 17:38:27,992 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_enable_vbus_detect [2021-11-23 17:38:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 17:38:27,993 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 17:38:27,993 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq_handler [2021-11-23 17:38:27,993 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq_handler [2021-11-23 17:38:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_wedge [2021-11-23 17:38:27,994 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_wedge [2021-11-23 17:38:27,994 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2021-11-23 17:38:27,995 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2021-11-23 17:38:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_open [2021-11-23 17:38:27,995 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_open [2021-11-23 17:38:27,995 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32be [2021-11-23 17:38:27,996 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32be [2021-11-23 17:38:27,997 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_empty [2021-11-23 17:38:27,998 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_empty [2021-11-23 17:38:28,002 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq [2021-11-23 17:38:28,002 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq [2021-11-23 17:38:28,003 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_init [2021-11-23 17:38:28,003 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_init [2021-11-23 17:38:28,004 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-11-23 17:38:28,005 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-11-23 17:38:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 17:38:28,006 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 17:38:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond [2021-11-23 17:38:28,013 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond [2021-11-23 17:38:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-23 17:38:28,014 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-23 17:38:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:38:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:38:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:38:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:38:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure gr_disable_interrupts_and_pullup [2021-11-23 17:38:28,015 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_disable_interrupts_and_pullup [2021-11-23 17:38:28,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 17:38:28,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 17:38:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:38:28,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:38:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 17:38:28,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 17:38:28,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:38:28,017 INFO L130 BoogieDeclarations]: Found specification of procedure gr_request_irq [2021-11-23 17:38:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_request_irq [2021-11-23 17:38:28,017 INFO L130 BoogieDeclarations]: Found specification of procedure gr_add_dma_desc [2021-11-23 17:38:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_add_dma_desc [2021-11-23 17:38:28,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 17:38:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 17:38:28,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:38:28,018 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2021-11-23 17:38:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2021-11-23 17:38:28,019 INFO L130 BoogieDeclarations]: Found specification of procedure gr_abort_dma [2021-11-23 17:38:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_abort_dma [2021-11-23 17:38:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:38:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:38:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0state_string [2021-11-23 17:38:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0state_string [2021-11-23 17:38:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:38:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 17:38:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 17:38:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_status [2021-11-23 17:38:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_status [2021-11-23 17:38:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:38:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:38:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:38:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-11-23 17:38:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-11-23 17:38:28,023 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_address [2021-11-23 17:38:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_address [2021-11-23 17:38:28,023 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_request [2021-11-23 17:38:28,023 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_request [2021-11-23 17:38:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_request [2021-11-23 17:38:28,024 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_request [2021-11-23 17:38:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_start [2021-11-23 17:38:28,024 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_start [2021-11-23 17:38:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_ep0state [2021-11-23 17:38:28,025 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_ep0state [2021-11-23 17:38:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-23 17:38:28,025 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-23 17:38:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dma_advance [2021-11-23 17:38:28,026 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dma_advance [2021-11-23 17:38:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-23 17:38:28,026 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-23 17:38:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2021-11-23 17:38:28,026 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2021-11-23 17:38:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure gr_get_frame [2021-11-23 17:38:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_get_frame [2021-11-23 17:38:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure gr_probe [2021-11-23 17:38:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_probe [2021-11-23 17:38:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2021-11-23 17:38:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2021-11-23 17:38:28,029 INFO L130 BoogieDeclarations]: Found specification of procedure gr_remove [2021-11-23 17:38:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_remove [2021-11-23 17:38:28,029 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_u16 [2021-11-23 17:38:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_u16 [2021-11-23 17:38:28,029 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 17:38:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 17:38:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:38:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure gr_start_dma [2021-11-23 17:38:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_start_dma [2021-11-23 17:38:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:38:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:38:28,031 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:38:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:38:29,022 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:38:29,027 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:38:35,243 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:38:35,246 INFO L158 Benchmark]: Toolchain (without parser) took 12285.48ms. Allocated memory was 56.6MB in the beginning and 272.6MB in the end (delta: 216.0MB). Free memory was 36.9MB in the beginning and 169.9MB in the end (delta: -133.0MB). Peak memory consumption was 141.8MB. Max. memory is 16.1GB. [2021-11-23 17:38:35,247 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 56.6MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:38:35,247 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4059.36ms. Allocated memory was 56.6MB in the beginning and 146.8MB in the end (delta: 90.2MB). Free memory was 36.7MB in the beginning and 75.3MB in the end (delta: -38.6MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2021-11-23 17:38:35,248 INFO L158 Benchmark]: Boogie Procedure Inliner took 388.64ms. Allocated memory was 146.8MB in the beginning and 272.6MB in the end (delta: 125.8MB). Free memory was 75.3MB in the beginning and 205.1MB in the end (delta: -129.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 17:38:35,248 INFO L158 Benchmark]: Boogie Preprocessor took 436.82ms. Allocated memory is still 272.6MB. Free memory was 205.1MB in the beginning and 172.6MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 17:38:35,249 INFO L158 Benchmark]: RCFGBuilder took 7393.46ms. Allocated memory is still 272.6MB. Free memory was 172.6MB in the beginning and 169.9MB in the end (delta: 2.7MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2021-11-23 17:38:35,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 56.6MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4059.36ms. Allocated memory was 56.6MB in the beginning and 146.8MB in the end (delta: 90.2MB). Free memory was 36.7MB in the beginning and 75.3MB in the end (delta: -38.6MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 388.64ms. Allocated memory was 146.8MB in the beginning and 272.6MB in the end (delta: 125.8MB). Free memory was 75.3MB in the beginning and 205.1MB in the end (delta: -129.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 436.82ms. Allocated memory is still 272.6MB. Free memory was 205.1MB in the beginning and 172.6MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * RCFGBuilder took 7393.46ms. Allocated memory is still 272.6MB. Free memory was 172.6MB in the beginning and 169.9MB in the end (delta: 2.7MB). Peak memory consumption was 62.4MB. 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. [2021-11-23 17:38:35,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b4306c4-c166-4f8b-9be3-368ddb528dac/bin/utaipan-fb15Y9Yzbl/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable