./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_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/config/KojakReach.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_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59473e3c2ae80c2e7996950da3475e9070fa07527cbe1064da7145ffd0ce24e6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:02,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:02,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:02,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:02,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:02,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:02,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:02,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:02,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:02,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:02,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:02,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:02,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:02,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:02,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:02,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:02,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:02,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:02,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:02,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:02,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:02,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:02,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:02,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:02,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:02,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:02,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:02,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:02,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:02,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:02,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:02,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:02,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:02,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:02,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:02,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:02,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:02,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:02,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:02,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:02,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:02,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:34:03,017 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:03,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:03,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:03,019 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:03,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:03,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:03,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:03,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:03,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:03,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:03,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:03,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:03,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:03,023 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:03,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:03,023 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:03,023 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:03,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:03,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:03,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:03,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:03,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:03,025 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:03,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:03,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:03,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59473e3c2ae80c2e7996950da3475e9070fa07527cbe1064da7145ffd0ce24e6 [2021-11-23 15:34:03,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:03,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:03,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:03,359 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:03,361 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:03,363 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/../../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 15:34:03,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data/8cfe504dd/0639330688f14e03a98f847799d48e82/FLAG50bcf5235 [2021-11-23 15:34:04,614 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:04,616 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:04,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data/8cfe504dd/0639330688f14e03a98f847799d48e82/FLAG50bcf5235 [2021-11-23 15:34:04,853 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data/8cfe504dd/0639330688f14e03a98f847799d48e82 [2021-11-23 15:34:04,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:04,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:04,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:04,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:04,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:04,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:04" (1/1) ... [2021-11-23 15:34:04,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e30e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:04, skipping insertion in model container [2021-11-23 15:34:04,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:04" (1/1) ... [2021-11-23 15:34:04,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:05,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:07,784 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:07,787 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:07,788 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:07,789 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:07,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:07,891 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:08,464 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:08,465 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:08,465 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:08,466 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:08,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:08,892 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:08,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08 WrapperNode [2021-11-23 15:34:08,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:08,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:08,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:08,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:08,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,296 INFO L137 Inliner]: procedures = 258, calls = 1714, calls flagged for inlining = 142, calls inlined = 128, statements flattened = 3710 [2021-11-23 15:34:09,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:09,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:09,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:09,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:09,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:09,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:09,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:09,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:09,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:09,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:09,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:09,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:09,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_i2c_xfer [2021-11-23 15:34:09,716 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_i2c_xfer [2021-11-23 15:34:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usb_device_exit [2021-11-23 15:34:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usb_device_exit [2021-11-23 15:34:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_frontend_attach_vp7049 [2021-11-23 15:34:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_frontend_attach_vp7049 [2021-11-23 15:34:09,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_m920x_driver_exit_10_2 [2021-11-23 15:34:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_m920x_driver_exit_10_2 [2021-11-23 15:34:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 15:34:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 15:34:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:34:09,718 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usb_device_init [2021-11-23 15:34:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usb_device_init [2021-11-23 15:34:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:34:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:34:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:34:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt2060_tuner_attach [2021-11-23 15:34:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt2060_tuner_attach [2021-11-23 15:34:09,720 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda8275_61_tuner_attach [2021-11-23 15:34:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda8275_61_tuner_attach [2021-11-23 15:34:09,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-23 15:34:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-23 15:34:09,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2021-11-23 15:34:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2021-11-23 15:34:09,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:34:09,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:34:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_update_filters [2021-11-23 15:34:09,722 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_update_filters [2021-11-23 15:34:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_write_seq [2021-11-23 15:34:09,722 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_write_seq [2021-11-23 15:34:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda8275_60_tuner_attach [2021-11-23 15:34:09,723 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda8275_60_tuner_attach [2021-11-23 15:34:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-11-23 15:34:09,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-11-23 15:34:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_pid_filter_ctrl [2021-11-23 15:34:09,724 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_pid_filter_ctrl [2021-11-23 15:34:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-23 15:34:09,724 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-23 15:34:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_probe [2021-11-23 15:34:09,725 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_probe [2021-11-23 15:34:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_rc_query [2021-11-23 15:34:09,725 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_rc_query [2021-11-23 15:34:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure mt352_write [2021-11-23 15:34:09,726 INFO L138 BoogieDeclarations]: Found implementation of procedure mt352_write [2021-11-23 15:34:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:34:09,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 15:34:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:34:09,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:34:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 15:34:09,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 15:34:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_parse_rc_state [2021-11-23 15:34:09,728 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_parse_rc_state [2021-11-23 15:34:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:09,730 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_firmware_download [2021-11-23 15:34:09,730 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_firmware_download [2021-11-23 15:34:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:34:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:34:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_pid_filter [2021-11-23 15:34:09,731 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_pid_filter [2021-11-23 15:34:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 15:34:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 15:34:09,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:34:09,733 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 15:34:09,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 15:34:09,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:34:09,734 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda10046_0b_frontend_attach [2021-11-23 15:34:09,735 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda10046_0b_frontend_attach [2021-11-23 15:34:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 15:34:09,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 15:34:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:34:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 15:34:09,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 15:34:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_frontend_attach [2021-11-23 15:34:09,736 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_frontend_attach [2021-11-23 15:34:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 15:34:09,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 15:34:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:34:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:34:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:34:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:34:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 15:34:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 15:34:09,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:34:09,738 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda10046_08_frontend_attach [2021-11-23 15:34:09,738 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda10046_08_frontend_attach [2021-11-23 15:34:09,738 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_qt1010_tuner_attach [2021-11-23 15:34:09,738 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_qt1010_tuner_attach [2021-11-23 15:34:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_demod_init [2021-11-23 15:34:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_demod_init [2021-11-23 15:34:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_write [2021-11-23 15:34:09,740 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_write [2021-11-23 15:34:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 15:34:09,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 15:34:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_fmd1216me_tuner_attach [2021-11-23 15:34:09,742 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_fmd1216me_tuner_attach [2021-11-23 15:34:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:34:09,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:34:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:34:09,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:34:09,743 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:34:09,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:34:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2021-11-23 15:34:09,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2021-11-23 15:34:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 15:34:09,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 15:34:09,744 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_set_filter [2021-11-23 15:34:09,745 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_set_filter [2021-11-23 15:34:09,745 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_identify_state [2021-11-23 15:34:09,745 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_identify_state [2021-11-23 15:34:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 15:34:09,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 15:34:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_i2c_func [2021-11-23 15:34:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_i2c_func [2021-11-23 15:34:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_read [2021-11-23 15:34:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_read [2021-11-23 15:34:10,816 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:10,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:12,726 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:12,732 INFO L158 Benchmark]: Toolchain (without parser) took 7873.56ms. Allocated memory was 96.5MB in the beginning and 293.6MB in the end (delta: 197.1MB). Free memory was 65.8MB in the beginning and 148.1MB in the end (delta: -82.2MB). Peak memory consumption was 120.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,733 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 76.4MB in the beginning and 76.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:12,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4034.38ms. Allocated memory was 96.5MB in the beginning and 188.7MB in the end (delta: 92.3MB). Free memory was 65.5MB in the beginning and 78.6MB in the end (delta: -13.1MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 402.66ms. Allocated memory is still 188.7MB. Free memory was 78.6MB in the beginning and 112.5MB in the end (delta: -34.0MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,736 INFO L158 Benchmark]: Boogie Preprocessor took 312.31ms. Allocated memory is still 188.7MB. Free memory was 112.5MB in the beginning and 86.3MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,737 INFO L158 Benchmark]: RCFGBuilder took 3115.45ms. Allocated memory was 188.7MB in the beginning and 293.6MB in the end (delta: 104.9MB). Free memory was 86.3MB in the beginning and 148.1MB in the end (delta: -61.8MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,741 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 96.5MB. Free memory was 76.4MB in the beginning and 76.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4034.38ms. Allocated memory was 96.5MB in the beginning and 188.7MB in the end (delta: 92.3MB). Free memory was 65.5MB in the beginning and 78.6MB in the end (delta: -13.1MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 402.66ms. Allocated memory is still 188.7MB. Free memory was 78.6MB in the beginning and 112.5MB in the end (delta: -34.0MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 312.31ms. Allocated memory is still 188.7MB. Free memory was 112.5MB in the beginning and 86.3MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3115.45ms. Allocated memory was 188.7MB in the beginning and 293.6MB in the end (delta: 104.9MB). Free memory was 86.3MB in the beginning and 148.1MB in the end (delta: -61.8MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:34:12,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/config/KojakReach.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_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59473e3c2ae80c2e7996950da3475e9070fa07527cbe1064da7145ffd0ce24e6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:15,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:15,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:15,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:15,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:15,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:15,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:15,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:15,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:15,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:15,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:15,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:15,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:15,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:15,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:15,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:15,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:15,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:15,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:15,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:15,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:15,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:15,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:15,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:15,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:15,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:15,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:15,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:15,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:15,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:15,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:15,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:15,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:15,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:15,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:15,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:15,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:15,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:15,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:15,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:15,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:15,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:34:15,727 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:15,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:15,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:15,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:15,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:15,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:15,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:15,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:15,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:15,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:15,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:15,732 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:15,732 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:15,732 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:15,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:15,733 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:15,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:15,733 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:15,734 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:15,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:15,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:15,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:15,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:15,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:15,735 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:15,736 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:15,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:15,736 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:15,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:15,737 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_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59473e3c2ae80c2e7996950da3475e9070fa07527cbe1064da7145ffd0ce24e6 [2021-11-23 15:34:16,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:16,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:16,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:16,243 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:16,245 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:16,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/../../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 15:34:16,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data/73788c03b/9e7bda2fc4a5410bb08074c99eeced7d/FLAGe4c1bab2c [2021-11-23 15:34:17,565 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:17,566 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:17,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data/73788c03b/9e7bda2fc4a5410bb08074c99eeced7d/FLAGe4c1bab2c [2021-11-23 15:34:17,879 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/data/73788c03b/9e7bda2fc4a5410bb08074c99eeced7d [2021-11-23 15:34:17,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:17,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:17,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:17,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:17,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:17,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:17" (1/1) ... [2021-11-23 15:34:17,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e106e7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:17, skipping insertion in model container [2021-11-23 15:34:17,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:17" (1/1) ... [2021-11-23 15:34:17,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:18,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:20,788 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:20,793 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:20,794 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:20,795 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:20,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:20,936 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:34:21,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:21,561 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:21,562 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:21,563 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:21,564 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:21,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:21,679 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:22,157 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:22,158 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:22,158 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:22,159 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_6ab51e2e-1846-4021-874a-d049f0002689/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 15:34:22,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:22,666 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:22,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22 WrapperNode [2021-11-23 15:34:22,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:22,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:22,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:22,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:22,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:22,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:23,025 INFO L137 Inliner]: procedures = 273, calls = 1714, calls flagged for inlining = 142, calls inlined = 128, statements flattened = 3590 [2021-11-23 15:34:23,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:23,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:23,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:23,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:23,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:23,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:23,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:23,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:23,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:23,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:23,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:23,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:23,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:23,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:23,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:23,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:22" (1/1) ... [2021-11-23 15:34:23,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:23,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:23,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:23,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:23,598 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_i2c_xfer [2021-11-23 15:34:23,598 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_i2c_xfer [2021-11-23 15:34:23,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:34:23,598 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usb_device_exit [2021-11-23 15:34:23,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usb_device_exit [2021-11-23 15:34:23,599 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_frontend_attach_vp7049 [2021-11-23 15:34:23,599 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_frontend_attach_vp7049 [2021-11-23 15:34:23,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_m920x_driver_exit_10_2 [2021-11-23 15:34:23,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_m920x_driver_exit_10_2 [2021-11-23 15:34:23,599 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 15:34:23,600 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 15:34:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:34:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:34:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:34:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:34:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usb_device_init [2021-11-23 15:34:23,601 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usb_device_init [2021-11-23 15:34:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:34:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:34:23,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:34:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt2060_tuner_attach [2021-11-23 15:34:23,601 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt2060_tuner_attach [2021-11-23 15:34:23,602 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda8275_61_tuner_attach [2021-11-23 15:34:23,602 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda8275_61_tuner_attach [2021-11-23 15:34:23,602 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-23 15:34:23,602 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-23 15:34:23,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2021-11-23 15:34:23,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2021-11-23 15:34:23,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:34:23,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:34:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_update_filters [2021-11-23 15:34:23,604 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_update_filters [2021-11-23 15:34:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_write_seq [2021-11-23 15:34:23,604 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_write_seq [2021-11-23 15:34:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda8275_60_tuner_attach [2021-11-23 15:34:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda8275_60_tuner_attach [2021-11-23 15:34:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-11-23 15:34:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-11-23 15:34:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_pid_filter_ctrl [2021-11-23 15:34:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_pid_filter_ctrl [2021-11-23 15:34:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-23 15:34:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-23 15:34:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_probe [2021-11-23 15:34:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_probe [2021-11-23 15:34:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_rc_query [2021-11-23 15:34:23,608 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_rc_query [2021-11-23 15:34:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure mt352_write [2021-11-23 15:34:23,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mt352_write [2021-11-23 15:34:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:23,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:34:23,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 15:34:23,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:34:23,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:34:23,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 15:34:23,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 15:34:23,610 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_parse_rc_state [2021-11-23 15:34:23,611 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_parse_rc_state [2021-11-23 15:34:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:34:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:34:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:34:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:34:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:34:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:34:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_firmware_download [2021-11-23 15:34:23,613 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_firmware_download [2021-11-23 15:34:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:34:23,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:34:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_pid_filter [2021-11-23 15:34:23,613 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_pid_filter [2021-11-23 15:34:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 15:34:23,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 15:34:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 15:34:23,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 15:34:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda10046_0b_frontend_attach [2021-11-23 15:34:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda10046_0b_frontend_attach [2021-11-23 15:34:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 15:34:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 15:34:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 15:34:23,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 15:34:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_frontend_attach [2021-11-23 15:34:23,616 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_frontend_attach [2021-11-23 15:34:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 15:34:23,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 15:34:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:34:23,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:34:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:34:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:34:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:34:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:34:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 15:34:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 15:34:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:34:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_tda10046_08_frontend_attach [2021-11-23 15:34:23,619 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_tda10046_08_frontend_attach [2021-11-23 15:34:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:34:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:34:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:34:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_qt1010_tuner_attach [2021-11-23 15:34:23,620 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_qt1010_tuner_attach [2021-11-23 15:34:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_mt352_demod_init [2021-11-23 15:34:23,620 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_mt352_demod_init [2021-11-23 15:34:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_write [2021-11-23 15:34:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_write [2021-11-23 15:34:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 15:34:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 15:34:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_fmd1216me_tuner_attach [2021-11-23 15:34:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_fmd1216me_tuner_attach [2021-11-23 15:34:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:34:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:34:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:34:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:34:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:34:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:34:23,623 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:34:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2021-11-23 15:34:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2021-11-23 15:34:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 15:34:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 15:34:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_set_filter [2021-11-23 15:34:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_set_filter [2021-11-23 15:34:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_identify_state [2021-11-23 15:34:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_identify_state [2021-11-23 15:34:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:34:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 15:34:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 15:34:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_i2c_func [2021-11-23 15:34:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_i2c_func [2021-11-23 15:34:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure m920x_read [2021-11-23 15:34:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure m920x_read [2021-11-23 15:34:24,478 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:24,480 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:36,092 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:36,098 INFO L158 Benchmark]: Toolchain (without parser) took 18213.57ms. Allocated memory was 62.9MB in the beginning and 289.4MB in the end (delta: 226.5MB). Free memory was 42.1MB in the beginning and 180.9MB in the end (delta: -138.8MB). Peak memory consumption was 201.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,099 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:36,100 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4779.35ms. Allocated memory was 62.9MB in the beginning and 289.4MB in the end (delta: 226.5MB). Free memory was 41.9MB in the beginning and 161.3MB in the end (delta: -119.4MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,104 INFO L158 Benchmark]: Boogie Procedure Inliner took 359.87ms. Allocated memory is still 289.4MB. Free memory was 161.3MB in the beginning and 140.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,109 INFO L158 Benchmark]: Boogie Preprocessor took 478.22ms. Allocated memory is still 289.4MB. Free memory was 140.3MB in the beginning and 183.1MB in the end (delta: -42.8MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,110 INFO L158 Benchmark]: RCFGBuilder took 12585.84ms. Allocated memory is still 289.4MB. Free memory was 183.1MB in the beginning and 180.9MB in the end (delta: 2.2MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4779.35ms. Allocated memory was 62.9MB in the beginning and 289.4MB in the end (delta: 226.5MB). Free memory was 41.9MB in the beginning and 161.3MB in the end (delta: -119.4MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 359.87ms. Allocated memory is still 289.4MB. Free memory was 161.3MB in the beginning and 140.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 478.22ms. Allocated memory is still 289.4MB. Free memory was 140.3MB in the beginning and 183.1MB in the end (delta: -42.8MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * RCFGBuilder took 12585.84ms. Allocated memory is still 289.4MB. Free memory was 183.1MB in the beginning and 180.9MB in the end (delta: 2.2MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:34:36,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ab51e2e-1846-4021-874a-d049f0002689/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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