./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-gspca-gspca_topro.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW --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 9c0f3c4e7d6a24ba21d6ffb402319e0f06ac0ca6295543404bf61b300ca084f9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:09:33,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:09:33,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:09:33,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:09:33,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:09:33,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:09:33,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:09:33,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:09:33,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:09:33,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:09:33,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:09:33,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:09:33,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:09:33,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:09:33,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:09:33,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:09:33,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:09:33,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:09:33,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:09:33,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:09:33,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:09:33,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:09:33,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:09:33,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:09:33,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:09:33,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:09:33,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:09:33,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:09:33,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:09:33,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:09:33,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:09:33,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:09:33,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:09:33,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:09:33,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:09:33,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:09:33,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:09:33,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:09:33,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:09:33,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:09:33,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:09:33,764 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:09:33,807 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:09:33,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:09:33,807 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:09:33,807 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:09:33,808 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:09:33,808 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:09:33,809 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:09:33,809 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:09:33,809 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:09:33,809 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:09:33,809 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:09:33,810 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:09:33,810 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:09:33,810 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:09:33,810 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:09:33,810 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:09:33,817 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:09:33,818 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:09:33,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:09:33,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:09:33,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:09:33,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:09:33,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:09:33,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:09:33,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:09:33,820 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:09:33,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:09:33,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:09:33,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:09:33,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:09:33,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:09:33,822 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:09:33,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:09:33,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:09:33,823 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:09:33,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:09:33,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:09:33,825 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:09:33,825 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_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c0f3c4e7d6a24ba21d6ffb402319e0f06ac0ca6295543404bf61b300ca084f9 [2022-11-23 14:09:34,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:09:34,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:09:34,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:09:34,122 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:09:34,122 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:09:34,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i [2022-11-23 14:09:37,260 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:09:38,255 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:09:38,255 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i [2022-11-23 14:09:38,333 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/data/4c74eb3bc/6daa7e08c343487a9159bae9ab0e673b/FLAG3cee33a07 [2022-11-23 14:09:38,352 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/data/4c74eb3bc/6daa7e08c343487a9159bae9ab0e673b [2022-11-23 14:09:38,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:09:38,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:09:38,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:09:38,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:09:38,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:09:38,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:09:38" (1/1) ... [2022-11-23 14:09:38,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad74fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:38, skipping insertion in model container [2022-11-23 14:09:38,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:09:38" (1/1) ... [2022-11-23 14:09:38,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:09:38,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:09:42,673 WARN L237 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_8d61573b-7724-4ed9-997f-7c7056187f59/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[823902,823915] [2022-11-23 14:09:42,681 WARN L237 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_8d61573b-7724-4ed9-997f-7c7056187f59/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824068,824081] [2022-11-23 14:09:42,681 WARN L237 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_8d61573b-7724-4ed9-997f-7c7056187f59/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824232,824245] [2022-11-23 14:09:42,682 WARN L237 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_8d61573b-7724-4ed9-997f-7c7056187f59/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824397,824410] [2022-11-23 14:09:42,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:09:42,817 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:09:44,181 WARN L237 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_8d61573b-7724-4ed9-997f-7c7056187f59/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[823902,823915] [2022-11-23 14:09:44,183 WARN L237 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_8d61573b-7724-4ed9-997f-7c7056187f59/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824068,824081] [2022-11-23 14:09:44,184 WARN L237 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_8d61573b-7724-4ed9-997f-7c7056187f59/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824232,824245] [2022-11-23 14:09:44,185 WARN L237 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_8d61573b-7724-4ed9-997f-7c7056187f59/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[824397,824410] [2022-11-23 14:09:44,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:09:44,371 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:09:44,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44 WrapperNode [2022-11-23 14:09:44,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:09:44,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:09:44,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:09:44,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:09:44,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:45,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:45,431 INFO L138 Inliner]: procedures = 215, calls = 23611, calls flagged for inlining = 100, calls inlined = 86, statements flattened = 6561 [2022-11-23 14:09:45,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:09:45,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:09:45,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:09:45,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:09:45,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:45,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:45,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:45,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:46,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:46,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:46,685 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:46,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:46,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:09:46,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:09:46,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:09:46,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:09:46,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:44" (1/1) ... [2022-11-23 14:09:46,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:09:46,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:09:46,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:09:46,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d61573b-7724-4ed9-997f-7c7056187f59/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:09:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-23 14:09:46,907 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-23 14:09:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2022-11-23 14:09:46,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2022-11-23 14:09:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 14:09:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 14:09:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 14:09:46,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 14:09:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 14:09:46,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 14:09:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure setgamma [2022-11-23 14:09:46,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setgamma [2022-11-23 14:09:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2022-11-23 14:09:46,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2022-11-23 14:09:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure sd_setgain [2022-11-23 14:09:46,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_setgain [2022-11-23 14:09:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2022-11-23 14:09:46,910 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2022-11-23 14:09:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure set_dqt [2022-11-23 14:09:46,911 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dqt [2022-11-23 14:09:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure jpeg_set_qual [2022-11-23 14:09:46,911 INFO L138 BoogieDeclarations]: Found implementation of procedure jpeg_set_qual [2022-11-23 14:09:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure setexposure [2022-11-23 14:09:46,912 INFO L138 BoogieDeclarations]: Found implementation of procedure setexposure [2022-11-23 14:09:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w_buf [2022-11-23 14:09:46,912 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w_buf [2022-11-23 14:09:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure setquality [2022-11-23 14:09:46,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setquality [2022-11-23 14:09:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:09:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:09:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 14:09:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 14:09:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-11-23 14:09:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-11-23 14:09:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 14:09:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 14:09:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-23 14:09:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-23 14:09:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:09:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:09:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 14:09:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 14:09:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 14:09:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure set_led [2022-11-23 14:09:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led [2022-11-23 14:09:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 14:09:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 14:09:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 14:09:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-11-23 14:09:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-11-23 14:09:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:09:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2022-11-23 14:09:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2022-11-23 14:09:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 14:09:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 14:09:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w_buf [2022-11-23 14:09:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w_buf [2022-11-23 14:09:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-23 14:09:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-23 14:09:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2022-11-23 14:09:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2022-11-23 14:09:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:09:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_w [2022-11-23 14:09:46,919 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_w [2022-11-23 14:09:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure get_fr_idx [2022-11-23 14:09:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fr_idx [2022-11-23 14:09:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2022-11-23 14:09:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2022-11-23 14:09:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure sd_dq_callback [2022-11-23 14:09:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_dq_callback [2022-11-23 14:09:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2022-11-23 14:09:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2022-11-23 14:09:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure setframerate [2022-11-23 14:09:46,922 INFO L138 BoogieDeclarations]: Found implementation of procedure setframerate [2022-11-23 14:09:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:09:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2022-11-23 14:09:46,923 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2022-11-23 14:09:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-23 14:09:46,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-23 14:09:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:09:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 14:09:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 14:09:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:09:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:09:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:09:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-23 14:09:46,925 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-23 14:09:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2022-11-23 14:09:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2022-11-23 14:09:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2022-11-23 14:09:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2022-11-23 14:09:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2022-11-23 14:09:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2022-11-23 14:09:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure setsharpness [2022-11-23 14:09:46,927 INFO L138 BoogieDeclarations]: Found implementation of procedure setsharpness [2022-11-23 14:09:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 14:09:46,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 14:09:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2022-11-23 14:09:46,927 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2022-11-23 14:09:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_r [2022-11-23 14:09:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_r [2022-11-23 14:09:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2022-11-23 14:09:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2022-11-23 14:09:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:09:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2022-11-23 14:09:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2022-11-23 14:09:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-23 14:09:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-23 14:09:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2022-11-23 14:09:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2022-11-23 14:09:46,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:09:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:09:47,739 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:09:47,741 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:09:50,577 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;