./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.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_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/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_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/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_c73616f4-6447-433f-8d38-1e616efc2409/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 59473e3c2ae80c2e7996950da3475e9070fa07527cbe1064da7145ffd0ce24e6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:02:28,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:02:28,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:02:28,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:02:28,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:02:28,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:02:28,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:02:28,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:02:28,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:02:28,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:02:28,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:02:28,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:02:28,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:02:28,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:02:28,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:02:28,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:02:28,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:02:28,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:02:28,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:02:28,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:02:28,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:02:28,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:02:28,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:02:28,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:02:28,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:02:28,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:02:28,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:02:28,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:02:28,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:02:28,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:02:28,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:02:28,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:02:28,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:02:28,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:02:28,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:02:28,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:02:28,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:02:28,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:02:28,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:02:28,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:02:28,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:02:28,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:02:29,047 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:02:29,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:02:29,048 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:02:29,049 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:02:29,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:02:29,057 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:02:29,058 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:02:29,058 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:02:29,058 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:02:29,059 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:02:29,060 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:02:29,060 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:02:29,060 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:02:29,061 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:02:29,061 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:02:29,061 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:02:29,062 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:02:29,062 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:02:29,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:02:29,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:02:29,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:02:29,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:02:29,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:02:29,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:02:29,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:02:29,065 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:02:29,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:02:29,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:02:29,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:02:29,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:29,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:02:29,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:02:29,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:02:29,070 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:02:29,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:02:29,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:02:29,071 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:02:29,071 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:02:29,071 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_c73616f4-6447-433f-8d38-1e616efc2409/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59473e3c2ae80c2e7996950da3475e9070fa07527cbe1064da7145ffd0ce24e6 [2021-11-23 17:02:29,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:02:29,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:02:29,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:02:29,503 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:02:29,504 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:02:29,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i [2021-11-23 17:02:29,601 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data/6ae51f72f/3c0b2d074e1d4c229556ef5f5f951ba1/FLAG8c08fe46d [2021-11-23 17:02:30,860 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:02:30,862 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i [2021-11-23 17:02:30,917 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data/6ae51f72f/3c0b2d074e1d4c229556ef5f5f951ba1/FLAG8c08fe46d [2021-11-23 17:02:31,072 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data/6ae51f72f/3c0b2d074e1d4c229556ef5f5f951ba1 [2021-11-23 17:02:31,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:02:31,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:02:31,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:31,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:02:31,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:02:31,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:31" (1/1) ... [2021-11-23 17:02:31,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6361ab5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:31, skipping insertion in model container [2021-11-23 17:02:31,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:31" (1/1) ... [2021-11-23 17:02:31,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:02:31,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:02:33,841 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[358872,358885] [2021-11-23 17:02:33,845 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359038,359051] [2021-11-23 17:02:33,846 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359202,359215] [2021-11-23 17:02:33,846 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359367,359380] [2021-11-23 17:02:33,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:34,006 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:02:34,540 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[358872,358885] [2021-11-23 17:02:34,540 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359038,359051] [2021-11-23 17:02:34,541 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359202,359215] [2021-11-23 17:02:34,542 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359367,359380] [2021-11-23 17:02:34,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:34,975 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:02:34,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34 WrapperNode [2021-11-23 17:02:34,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:34,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:34,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:02:34,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:02:34,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,358 INFO L137 Inliner]: procedures = 258, calls = 1714, calls flagged for inlining = 142, calls inlined = 128, statements flattened = 3710 [2021-11-23 17:02:35,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:35,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:02:35,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:02:35,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:02:35,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:02:35,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:02:35,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:02:35,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:02:35,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:34" (1/1) ... [2021-11-23 17:02:35,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:35,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:02:35,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:02:35,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:02:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_i2c_xfer [2021-11-23 17:02:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_i2c_xfer [2021-11-23 17:02:35,767 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usb_device_exit [2021-11-23 17:02:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usb_device_exit [2021-11-23 17:02:35,767 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_frontend_attach_vp7049 [2021-11-23 17:02:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_frontend_attach_vp7049 [2021-11-23 17:02:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_m920x_driver_exit_10_2 [2021-11-23 17:02:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_m920x_driver_exit_10_2 [2021-11-23 17:02:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:02:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:02:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:02:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usb_device_init [2021-11-23 17:02:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usb_device_init [2021-11-23 17:02:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:02:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:02:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:02:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt2060_tuner_attach [2021-11-23 17:02:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt2060_tuner_attach [2021-11-23 17:02:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda8275_61_tuner_attach [2021-11-23 17:02:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda8275_61_tuner_attach [2021-11-23 17:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-23 17:02:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-23 17:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2021-11-23 17:02:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2021-11-23 17:02:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:02:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:02:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_update_filters [2021-11-23 17:02:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_update_filters [2021-11-23 17:02:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_write_seq [2021-11-23 17:02:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_write_seq [2021-11-23 17:02:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda8275_60_tuner_attach [2021-11-23 17:02:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda8275_60_tuner_attach [2021-11-23 17:02:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-11-23 17:02:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-11-23 17:02:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_pid_filter_ctrl [2021-11-23 17:02:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_pid_filter_ctrl [2021-11-23 17:02:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-23 17:02:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-23 17:02:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_probe [2021-11-23 17:02:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_probe [2021-11-23 17:02:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:02:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_rc_query [2021-11-23 17:02:35,776 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_rc_query [2021-11-23 17:02:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure mt352_write [2021-11-23 17:02:35,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mt352_write [2021-11-23 17:02:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:02:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 17:02:35,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 17:02:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:02:35,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:02:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 17:02:35,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 17:02:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_parse_rc_state [2021-11-23 17:02:35,780 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_parse_rc_state [2021-11-23 17:02:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:02:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:02:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_firmware_download [2021-11-23 17:02:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_firmware_download [2021-11-23 17:02:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 17:02:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 17:02:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_pid_filter [2021-11-23 17:02:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_pid_filter [2021-11-23 17:02:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 17:02:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 17:02:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:02:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 17:02:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 17:02:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:02:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda10046_0b_frontend_attach [2021-11-23 17:02:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda10046_0b_frontend_attach [2021-11-23 17:02:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 17:02:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 17:02:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:02:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 17:02:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 17:02:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_frontend_attach [2021-11-23 17:02:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_frontend_attach [2021-11-23 17:02:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 17:02:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 17:02:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:02:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:02:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:02:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:02:35,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 17:02:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 17:02:35,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:02:35,791 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda10046_08_frontend_attach [2021-11-23 17:02:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda10046_08_frontend_attach [2021-11-23 17:02:35,792 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_qt1010_tuner_attach [2021-11-23 17:02:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_qt1010_tuner_attach [2021-11-23 17:02:35,792 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_demod_init [2021-11-23 17:02:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_demod_init [2021-11-23 17:02:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:02:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_write [2021-11-23 17:02:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_write [2021-11-23 17:02:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 17:02:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 17:02:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_fmd1216me_tuner_attach [2021-11-23 17:02:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_fmd1216me_tuner_attach [2021-11-23 17:02:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:02:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:02:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:02:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:02:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:02:35,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:02:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 17:02:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 17:02:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2021-11-23 17:02:35,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2021-11-23 17:02:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 17:02:35,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 17:02:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_set_filter [2021-11-23 17:02:35,806 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_set_filter [2021-11-23 17:02:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_identify_state [2021-11-23 17:02:35,807 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_identify_state [2021-11-23 17:02:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:02:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 17:02:35,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 17:02:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_i2c_func [2021-11-23 17:02:35,813 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_i2c_func [2021-11-23 17:02:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:02:35,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:02:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_read [2021-11-23 17:02:35,814 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_read [2021-11-23 17:02:36,844 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:02:36,848 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:02:38,877 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:02:38,883 INFO L158 Benchmark]: Toolchain (without parser) took 7801.86ms. Allocated memory was 94.4MB in the beginning and 222.3MB in the end (delta: 127.9MB). Free memory was 48.4MB in the beginning and 109.4MB in the end (delta: -60.9MB). Peak memory consumption was 102.6MB. Max. memory is 16.1GB. [2021-11-23 17:02:38,884 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory was 48.0MB in the beginning and 47.9MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:02:38,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3893.50ms. Allocated memory was 94.4MB in the beginning and 178.3MB in the end (delta: 83.9MB). Free memory was 48.2MB in the beginning and 77.1MB in the end (delta: -28.9MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2021-11-23 17:02:38,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 381.23ms. Allocated memory is still 178.3MB. Free memory was 77.1MB in the beginning and 97.5MB in the end (delta: -20.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-11-23 17:02:38,886 INFO L158 Benchmark]: Boogie Preprocessor took 302.27ms. Allocated memory is still 178.3MB. Free memory was 97.5MB in the beginning and 71.2MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 17:02:38,887 INFO L158 Benchmark]: RCFGBuilder took 3217.76ms. Allocated memory was 178.3MB in the beginning and 222.3MB in the end (delta: 44.0MB). Free memory was 71.2MB in the beginning and 109.4MB in the end (delta: -38.1MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2021-11-23 17:02:38,891 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory was 48.0MB in the beginning and 47.9MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3893.50ms. Allocated memory was 94.4MB in the beginning and 178.3MB in the end (delta: 83.9MB). Free memory was 48.2MB in the beginning and 77.1MB in the end (delta: -28.9MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 381.23ms. Allocated memory is still 178.3MB. Free memory was 77.1MB in the beginning and 97.5MB in the end (delta: -20.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 302.27ms. Allocated memory is still 178.3MB. Free memory was 97.5MB in the beginning and 71.2MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3217.76ms. Allocated memory was 178.3MB in the beginning and 222.3MB in the end (delta: 44.0MB). Free memory was 71.2MB in the beginning and 109.4MB in the end (delta: -38.1MB). Peak memory consumption was 41.5MB. 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 17:02:38,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/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_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/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_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/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_c73616f4-6447-433f-8d38-1e616efc2409/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 59473e3c2ae80c2e7996950da3475e9070fa07527cbe1064da7145ffd0ce24e6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:02:41,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:02:41,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:02:41,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:02:41,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:02:41,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:02:41,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:02:41,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:02:41,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:02:41,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:02:41,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:02:41,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:02:41,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:02:41,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:02:41,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:02:41,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:02:41,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:02:41,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:02:41,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:02:41,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:02:41,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:02:41,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:02:41,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:02:41,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:02:41,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:02:41,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:02:41,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:02:41,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:02:41,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:02:41,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:02:41,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:02:41,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:02:41,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:02:41,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:02:41,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:02:41,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:02:41,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:02:41,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:02:41,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:02:41,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:02:41,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:02:41,993 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:02:42,024 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:02:42,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:02:42,025 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:02:42,025 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:02:42,026 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:02:42,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:02:42,027 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:02:42,027 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:02:42,027 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:02:42,027 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:02:42,028 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:02:42,028 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:02:42,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:02:42,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:02:42,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:02:42,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:02:42,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:02:42,030 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:02:42,031 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:02:42,031 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:02:42,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:02:42,031 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:02:42,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:02:42,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:02:42,032 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:02:42,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:02:42,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:42,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:02:42,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:02:42,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:02:42,034 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:02:42,034 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:02:42,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:02:42,035 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:02:42,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:02:42,036 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_c73616f4-6447-433f-8d38-1e616efc2409/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59473e3c2ae80c2e7996950da3475e9070fa07527cbe1064da7145ffd0ce24e6 [2021-11-23 17:02:42,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:02:42,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:02:42,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:02:42,548 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:02:42,549 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:02:42,551 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i [2021-11-23 17:02:42,633 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data/1d1087b94/b597c01dc35e4798ba914c1fdb3926b5/FLAG35385e4e2 [2021-11-23 17:02:43,719 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:02:43,720 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i [2021-11-23 17:02:43,802 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data/1d1087b94/b597c01dc35e4798ba914c1fdb3926b5/FLAG35385e4e2 [2021-11-23 17:02:44,048 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/data/1d1087b94/b597c01dc35e4798ba914c1fdb3926b5 [2021-11-23 17:02:44,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:02:44,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:02:44,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:44,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:02:44,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:02:44,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:44" (1/1) ... [2021-11-23 17:02:44,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376a0105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:44, skipping insertion in model container [2021-11-23 17:02:44,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:44" (1/1) ... [2021-11-23 17:02:44,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:02:44,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:02:47,174 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[358872,358885] [2021-11-23 17:02:47,178 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359038,359051] [2021-11-23 17:02:47,181 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359202,359215] [2021-11-23 17:02:47,182 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359367,359380] [2021-11-23 17:02:47,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:47,360 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:02:47,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:02:48,008 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[358872,358885] [2021-11-23 17:02:48,009 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359038,359051] [2021-11-23 17:02:48,010 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359202,359215] [2021-11-23 17:02:48,010 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359367,359380] [2021-11-23 17:02:48,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:48,078 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:02:48,641 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[358872,358885] [2021-11-23 17:02:48,642 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359038,359051] [2021-11-23 17:02:48,642 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359202,359215] [2021-11-23 17:02:48,647 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_c73616f4-6447-433f-8d38-1e616efc2409/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-dvb-usb-m920x.cil.i[359367,359380] [2021-11-23 17:02:48,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:49,140 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:02:49,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49 WrapperNode [2021-11-23 17:02:49,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:49,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:49,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:02:49,143 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:02:49,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,513 INFO L137 Inliner]: procedures = 273, calls = 1714, calls flagged for inlining = 142, calls inlined = 128, statements flattened = 3590 [2021-11-23 17:02:49,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:49,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:02:49,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:02:49,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:02:49,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:02:49,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:02:49,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:02:49,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:02:49,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:49" (1/1) ... [2021-11-23 17:02:49,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:49,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:02:49,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:02:50,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:02:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_i2c_xfer [2021-11-23 17:02:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_i2c_xfer [2021-11-23 17:02:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:02:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usb_device_exit [2021-11-23 17:02:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usb_device_exit [2021-11-23 17:02:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_frontend_attach_vp7049 [2021-11-23 17:02:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_frontend_attach_vp7049 [2021-11-23 17:02:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_m920x_driver_exit_10_2 [2021-11-23 17:02:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_m920x_driver_exit_10_2 [2021-11-23 17:02:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:02:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:02:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:02:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:02:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:02:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:02:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usb_device_init [2021-11-23 17:02:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usb_device_init [2021-11-23 17:02:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:02:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:02:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:02:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt2060_tuner_attach [2021-11-23 17:02:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt2060_tuner_attach [2021-11-23 17:02:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda8275_61_tuner_attach [2021-11-23 17:02:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda8275_61_tuner_attach [2021-11-23 17:02:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-23 17:02:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-23 17:02:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2021-11-23 17:02:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2021-11-23 17:02:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:02:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:02:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_update_filters [2021-11-23 17:02:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_update_filters [2021-11-23 17:02:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_write_seq [2021-11-23 17:02:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_write_seq [2021-11-23 17:02:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda8275_60_tuner_attach [2021-11-23 17:02:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda8275_60_tuner_attach [2021-11-23 17:02:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-11-23 17:02:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-11-23 17:02:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_pid_filter_ctrl [2021-11-23 17:02:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_pid_filter_ctrl [2021-11-23 17:02:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-23 17:02:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-23 17:02:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_probe [2021-11-23 17:02:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_probe [2021-11-23 17:02:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:02:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_rc_query [2021-11-23 17:02:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_rc_query [2021-11-23 17:02:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure mt352_write [2021-11-23 17:02:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure mt352_write [2021-11-23 17:02:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:02:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 17:02:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 17:02:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:02:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:02:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 17:02:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 17:02:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_parse_rc_state [2021-11-23 17:02:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_parse_rc_state [2021-11-23 17:02:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:02:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:02:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:02:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:02:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:02:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:02:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:02:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:02:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:02:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_firmware_download [2021-11-23 17:02:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_firmware_download [2021-11-23 17:02:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 17:02:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 17:02:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_pid_filter [2021-11-23 17:02:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_pid_filter [2021-11-23 17:02:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 17:02:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 17:02:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 17:02:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 17:02:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda10046_0b_frontend_attach [2021-11-23 17:02:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda10046_0b_frontend_attach [2021-11-23 17:02:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 17:02:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 17:02:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 17:02:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 17:02:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_frontend_attach [2021-11-23 17:02:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_frontend_attach [2021-11-23 17:02:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 17:02:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 17:02:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:02:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:02:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:02:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:02:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:02:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:02:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 17:02:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 17:02:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:02:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda10046_08_frontend_attach [2021-11-23 17:02:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda10046_08_frontend_attach [2021-11-23 17:02:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:02:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:02:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:02:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_qt1010_tuner_attach [2021-11-23 17:02:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_qt1010_tuner_attach [2021-11-23 17:02:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_demod_init [2021-11-23 17:02:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_demod_init [2021-11-23 17:02:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:02:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_write [2021-11-23 17:02:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_write [2021-11-23 17:02:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 17:02:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 17:02:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_fmd1216me_tuner_attach [2021-11-23 17:02:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_fmd1216me_tuner_attach [2021-11-23 17:02:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:02:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:02:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:02:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:02:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:02:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:02:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:02:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 17:02:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 17:02:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2021-11-23 17:02:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2021-11-23 17:02:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 17:02:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 17:02:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_set_filter [2021-11-23 17:02:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_set_filter [2021-11-23 17:02:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_identify_state [2021-11-23 17:02:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_identify_state [2021-11-23 17:02:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:02:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 17:02:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 17:02:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_i2c_func [2021-11-23 17:02:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_i2c_func [2021-11-23 17:02:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:02:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:02:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_read [2021-11-23 17:02:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_read [2021-11-23 17:02:51,033 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:02:51,036 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:02:54,674 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:02:54,679 INFO L158 Benchmark]: Toolchain (without parser) took 10622.52ms. Allocated memory was 54.5MB in the beginning and 243.3MB in the end (delta: 188.7MB). Free memory was 28.5MB in the beginning and 100.8MB in the end (delta: -72.3MB). Peak memory consumption was 149.5MB. Max. memory is 16.1GB. [2021-11-23 17:02:54,679 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:02:54,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5082.68ms. Allocated memory was 54.5MB in the beginning and 243.3MB in the end (delta: 188.7MB). Free memory was 28.2MB in the beginning and 119.8MB in the end (delta: -91.6MB). Peak memory consumption was 115.7MB. Max. memory is 16.1GB. [2021-11-23 17:02:54,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 370.46ms. Allocated memory is still 243.3MB. Free memory was 119.8MB in the beginning and 97.8MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 17:02:54,681 INFO L158 Benchmark]: Boogie Preprocessor took 409.60ms. Allocated memory is still 243.3MB. Free memory was 97.8MB in the beginning and 141.5MB in the end (delta: -43.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-11-23 17:02:54,682 INFO L158 Benchmark]: RCFGBuilder took 4750.69ms. Allocated memory is still 243.3MB. Free memory was 141.5MB in the beginning and 100.8MB in the end (delta: 40.7MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2021-11-23 17:02:54,685 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5082.68ms. Allocated memory was 54.5MB in the beginning and 243.3MB in the end (delta: 188.7MB). Free memory was 28.2MB in the beginning and 119.8MB in the end (delta: -91.6MB). Peak memory consumption was 115.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 370.46ms. Allocated memory is still 243.3MB. Free memory was 119.8MB in the beginning and 97.8MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 409.60ms. Allocated memory is still 243.3MB. Free memory was 97.8MB in the beginning and 141.5MB in the end (delta: -43.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4750.69ms. Allocated memory is still 243.3MB. Free memory was 141.5MB in the beginning and 100.8MB in the end (delta: 40.7MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:02:54,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c73616f4-6447-433f-8d38-1e616efc2409/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable