./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.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_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cef07d7f0384d28cd6187dbf399ce04548d86cf40895859810995ce7f7f2ba4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:28:55,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:28:55,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:28:55,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:28:55,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:28:55,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:28:55,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:28:55,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:28:55,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:28:55,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:28:55,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:28:55,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:28:55,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:28:55,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:28:55,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:28:55,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:28:55,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:28:55,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:28:55,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:28:55,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:28:55,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:28:55,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:28:55,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:28:55,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:28:55,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:28:55,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:28:55,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:28:55,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:28:55,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:28:55,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:28:55,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:28:55,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:28:55,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:28:55,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:28:55,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:28:55,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:28:55,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:28:55,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:28:55,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:28:55,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:28:55,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:28:55,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:28:55,442 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:28:55,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:28:55,447 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:28:55,447 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:28:55,449 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:28:55,449 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:28:55,449 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:28:55,450 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:28:55,450 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:28:55,450 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:28:55,451 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:28:55,452 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:28:55,452 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:28:55,452 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:28:55,453 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:28:55,453 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:28:55,453 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:28:55,454 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:28:55,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:28:55,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:28:55,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:28:55,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:28:55,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:28:55,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:28:55,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:28:55,456 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:28:55,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:28:55,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:28:55,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:28:55,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:28:55,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:28:55,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:28:55,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:28:55,461 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:28:55,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:28:55,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:28:55,461 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:28:55,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:28:55,462 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cef07d7f0384d28cd6187dbf399ce04548d86cf40895859810995ce7f7f2ba4 [2021-11-23 17:28:55,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:28:55,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:28:55,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:28:55,796 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:28:55,797 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:28:55,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i [2021-11-23 17:28:55,894 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data/055abdc84/b14d755bd0a54abd976b802c53c42e51/FLAGa4dd64f3e [2021-11-23 17:28:56,922 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:28:56,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i [2021-11-23 17:28:57,011 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data/055abdc84/b14d755bd0a54abd976b802c53c42e51/FLAGa4dd64f3e [2021-11-23 17:28:57,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data/055abdc84/b14d755bd0a54abd976b802c53c42e51 [2021-11-23 17:28:57,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:28:57,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:28:57,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:28:57,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:28:57,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:28:57,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:28:57" (1/1) ... [2021-11-23 17:28:57,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fa48786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:57, skipping insertion in model container [2021-11-23 17:28:57,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:28:57" (1/1) ... [2021-11-23 17:28:57,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:28:57,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:29:00,415 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292189,292202] [2021-11-23 17:29:00,421 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292358,292371] [2021-11-23 17:29:00,429 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292525,292538] [2021-11-23 17:29:00,431 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292693,292706] [2021-11-23 17:29:00,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:29:00,466 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:29:00,916 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292189,292202] [2021-11-23 17:29:00,917 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292358,292371] [2021-11-23 17:29:00,918 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292525,292538] [2021-11-23 17:29:00,918 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292693,292706] [2021-11-23 17:29:00,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:29:01,109 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:29:01,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01 WrapperNode [2021-11-23 17:29:01,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:29:01,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:29:01,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:29:01,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:29:01,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,394 INFO L137 Inliner]: procedures = 325, calls = 928, calls flagged for inlining = 152, calls inlined = 139, statements flattened = 2701 [2021-11-23 17:29:01,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:29:01,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:29:01,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:29:01,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:29:01,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:29:01,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:29:01,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:29:01,666 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:29:01,667 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:01" (1/1) ... [2021-11-23 17:29:01,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:29:01,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:29:01,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:29:01,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:29:01,773 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:29:01,773 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:29:01,773 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 17:29:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:29:01,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:29:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:29:01,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:29:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 17:29:01,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 17:29:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 17:29:01,775 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 17:29:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request [2021-11-23 17:29:01,775 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request [2021-11-23 17:29:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2021-11-23 17:29:01,776 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2021-11-23 17:29:01,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:29:01,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:29:01,776 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_irq_unsubscribe [2021-11-23 17:29:01,776 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_irq_unsubscribe [2021-11-23 17:29:01,777 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 17:29:01,777 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 17:29:01,777 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-11-23 17:29:01,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-11-23 17:29:01,777 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_unlock [2021-11-23 17:29:01,777 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_unlock [2021-11-23 17:29:01,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 17:29:01,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 17:29:01,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2021-11-23 17:29:01,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2021-11-23 17:29:01,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:29:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2021-11-23 17:29:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2021-11-23 17:29:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:29:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 17:29:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 17:29:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:29:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:29:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hwbus_priv [2021-11-23 17:29:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hwbus_priv [2021-11-23 17:29:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:29:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:29:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2021-11-23 17:29:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2021-11-23 17:29:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 17:29:01,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 17:29:01,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 17:29:01,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 17:29:01,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-23 17:29:01,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-23 17:29:01,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:29:01,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:29:01,786 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_probe [2021-11-23 17:29:01,786 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_probe [2021-11-23 17:29:01,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 17:29:01,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 17:29:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:29:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-23 17:29:01,788 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-23 17:29:01,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 17:29:01,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 17:29:01,790 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:29:01,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:29:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:29:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_disconnect [2021-11-23 17:29:01,791 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_disconnect [2021-11-23 17:29:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:29:01,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:29:01,792 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2021-11-23 17:29:01,792 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2021-11-23 17:29:01,792 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_output [2021-11-23 17:29:01,792 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_output [2021-11-23 17:29:01,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 17:29:01,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 17:29:01,794 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_off [2021-11-23 17:29:01,794 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_off [2021-11-23 17:29:01,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:29:01,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 17:29:01,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 17:29:01,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 17:29:01,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 17:29:01,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-11-23 17:29:01,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-11-23 17:29:01,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:29:01,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:29:01,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:29:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:29:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:29:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2021-11-23 17:29:01,798 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2021-11-23 17:29:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:29:01,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:29:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:29:01,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:29:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2021-11-23 17:29:01,799 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2021-11-23 17:29:01,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 17:29:01,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 17:29:01,800 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-23 17:29:01,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-23 17:29:01,801 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_lock [2021-11-23 17:29:01,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_lock [2021-11-23 17:29:01,801 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 17:29:01,802 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 17:29:01,802 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_resume [2021-11-23 17:29:01,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_resume [2021-11-23 17:29:01,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_spi_driver_exit_9_2 [2021-11-23 17:29:01,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_spi_driver_exit_9_2 [2021-11-23 17:29:01,808 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_pm [2021-11-23 17:29:01,808 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_pm [2021-11-23 17:29:01,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:29:01,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 17:29:01,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 17:29:01,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:29:01,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:29:02,492 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:29:02,494 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:29:02,564 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:29:02,569 INFO L158 Benchmark]: Toolchain (without parser) took 5325.83ms. Allocated memory was 90.2MB in the beginning and 159.4MB in the end (delta: 69.2MB). Free memory was 64.1MB in the beginning and 75.8MB in the end (delta: -11.7MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,569 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 90.2MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:29:02,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3867.70ms. Allocated memory was 90.2MB in the beginning and 159.4MB in the end (delta: 69.2MB). Free memory was 64.1MB in the beginning and 101.2MB in the end (delta: -37.2MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 282.34ms. Allocated memory is still 159.4MB. Free memory was 101.2MB in the beginning and 85.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,572 INFO L158 Benchmark]: Boogie Preprocessor took 268.84ms. Allocated memory is still 159.4MB. Free memory was 85.3MB in the beginning and 70.5MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,573 INFO L158 Benchmark]: RCFGBuilder took 901.64ms. Allocated memory is still 159.4MB. Free memory was 70.5MB in the beginning and 75.8MB in the end (delta: -5.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 90.2MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3867.70ms. Allocated memory was 90.2MB in the beginning and 159.4MB in the end (delta: 69.2MB). Free memory was 64.1MB in the beginning and 101.2MB in the end (delta: -37.2MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 282.34ms. Allocated memory is still 159.4MB. Free memory was 101.2MB in the beginning and 85.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 268.84ms. Allocated memory is still 159.4MB. Free memory was 85.3MB in the beginning and 70.5MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 901.64ms. Allocated memory is still 159.4MB. Free memory was 70.5MB in the beginning and 75.8MB in the end (delta: -5.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:29:02,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cef07d7f0384d28cd6187dbf399ce04548d86cf40895859810995ce7f7f2ba4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:29:05,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:29:05,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:29:05,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:29:05,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:29:05,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:29:05,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:29:05,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:29:05,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:29:05,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:29:05,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:29:05,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:29:05,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:29:05,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:29:05,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:29:05,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:29:05,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:29:05,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:29:05,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:29:05,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:29:05,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:29:05,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:29:05,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:29:05,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:29:05,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:29:05,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:29:05,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:29:05,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:29:05,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:29:05,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:29:05,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:29:05,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:29:05,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:29:05,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:29:05,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:29:05,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:29:05,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:29:05,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:29:05,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:29:05,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:29:05,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:29:05,547 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:29:05,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:29:05,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:29:05,608 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:29:05,608 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:29:05,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:29:05,610 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:29:05,610 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:29:05,610 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:29:05,610 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:29:05,611 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:29:05,612 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:29:05,612 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:29:05,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:29:05,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:29:05,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:29:05,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:29:05,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:29:05,616 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:29:05,616 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:29:05,616 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:29:05,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:29:05,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:29:05,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:29:05,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:29:05,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:29:05,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:29:05,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:29:05,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:29:05,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:29:05,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:29:05,620 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:29:05,620 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:29:05,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:29:05,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:29:05,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:29:05,621 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_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cef07d7f0384d28cd6187dbf399ce04548d86cf40895859810995ce7f7f2ba4 [2021-11-23 17:29:06,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:29:06,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:29:06,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:29:06,183 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:29:06,184 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:29:06,186 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i [2021-11-23 17:29:06,271 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data/fc49a96eb/8eef633a9f6c4f94ae6181436ce35b05/FLAG641e615da [2021-11-23 17:29:07,432 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:29:07,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i [2021-11-23 17:29:07,506 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data/fc49a96eb/8eef633a9f6c4f94ae6181436ce35b05/FLAG641e615da [2021-11-23 17:29:07,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/data/fc49a96eb/8eef633a9f6c4f94ae6181436ce35b05 [2021-11-23 17:29:07,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:29:07,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:29:07,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:29:07,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:29:07,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:29:07,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:29:07" (1/1) ... [2021-11-23 17:29:07,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@204351c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:07, skipping insertion in model container [2021-11-23 17:29:07,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:29:07" (1/1) ... [2021-11-23 17:29:07,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:29:07,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:29:10,553 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292189,292202] [2021-11-23 17:29:10,557 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292358,292371] [2021-11-23 17:29:10,567 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292525,292538] [2021-11-23 17:29:10,570 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292693,292706] [2021-11-23 17:29:10,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:29:10,625 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:29:10,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:29:11,160 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292189,292202] [2021-11-23 17:29:11,161 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292358,292371] [2021-11-23 17:29:11,162 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292525,292538] [2021-11-23 17:29:11,162 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292693,292706] [2021-11-23 17:29:11,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:29:11,186 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:29:11,683 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292189,292202] [2021-11-23 17:29:11,683 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292358,292371] [2021-11-23 17:29:11,684 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292525,292538] [2021-11-23 17:29:11,684 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_2fc6a815-86fc-468c-90ac-49b21af8e345/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-cw1200-cw1200_wlan_spi.cil.i[292693,292706] [2021-11-23 17:29:11,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:29:11,961 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:29:11,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11 WrapperNode [2021-11-23 17:29:11,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:29:11,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:29:11,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:29:11,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:29:11,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,247 INFO L137 Inliner]: procedures = 332, calls = 928, calls flagged for inlining = 152, calls inlined = 139, statements flattened = 2579 [2021-11-23 17:29:12,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:29:12,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:29:12,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:29:12,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:29:12,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:29:12,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:29:12,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:29:12,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:29:12,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:11" (1/1) ... [2021-11-23 17:29:12,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:29:12,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:29:12,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:29:12,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:29:12,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:29:12,672 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:29:12,672 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:29:12,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:29:12,673 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 17:29:12,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:29:12,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:29:12,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:29:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:29:12,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 17:29:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 17:29:12,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 17:29:12,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-23 17:29:12,706 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 17:29:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 17:29:12,706 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request [2021-11-23 17:29:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request [2021-11-23 17:29:12,706 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2021-11-23 17:29:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2021-11-23 17:29:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:29:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:29:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_irq_unsubscribe [2021-11-23 17:29:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_irq_unsubscribe [2021-11-23 17:29:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 17:29:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 17:29:12,707 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_unlock [2021-11-23 17:29:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_unlock [2021-11-23 17:29:12,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 17:29:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-23 17:29:12,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2021-11-23 17:29:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2021-11-23 17:29:12,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:29:12,709 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2021-11-23 17:29:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2021-11-23 17:29:12,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:29:12,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 17:29:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 17:29:12,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 17:29:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 17:29:12,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hwbus_priv [2021-11-23 17:29:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hwbus_priv [2021-11-23 17:29:12,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:29:12,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:29:12,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:29:12,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:29:12,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:29:12,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:29:12,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~C_INT [2021-11-23 17:29:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~C_INT [2021-11-23 17:29:12,711 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2021-11-23 17:29:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2021-11-23 17:29:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:29:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:29:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 17:29:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 17:29:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 17:29:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 17:29:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-23 17:29:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-23 17:29:12,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:29:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:29:12,718 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_probe [2021-11-23 17:29:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_probe [2021-11-23 17:29:12,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 17:29:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 17:29:12,718 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-23 17:29:12,719 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-23 17:29:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:29:12,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:29:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 17:29:12,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 17:29:12,720 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:29:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:29:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_disconnect [2021-11-23 17:29:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_disconnect [2021-11-23 17:29:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:29:12,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:29:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2021-11-23 17:29:12,723 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2021-11-23 17:29:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_output [2021-11-23 17:29:12,724 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_output [2021-11-23 17:29:12,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 17:29:12,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-23 17:29:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_off [2021-11-23 17:29:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_off [2021-11-23 17:29:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:29:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 17:29:12,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 17:29:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 17:29:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 17:29:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-11-23 17:29:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-11-23 17:29:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:29:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:29:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:29:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:29:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:29:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2021-11-23 17:29:12,729 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2021-11-23 17:29:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:29:12,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:29:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2021-11-23 17:29:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2021-11-23 17:29:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 17:29:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 17:29:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-23 17:29:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-23 17:29:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_lock [2021-11-23 17:29:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_lock [2021-11-23 17:29:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 17:29:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 17:29:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_resume [2021-11-23 17:29:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_resume [2021-11-23 17:29:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_spi_driver_exit_9_2 [2021-11-23 17:29:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_spi_driver_exit_9_2 [2021-11-23 17:29:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure cw1200_spi_pm [2021-11-23 17:29:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure cw1200_spi_pm [2021-11-23 17:29:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 17:29:12,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 17:29:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:29:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:29:13,558 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:29:13,564 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:29:13,650 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:29:13,658 INFO L158 Benchmark]: Toolchain (without parser) took 5946.82ms. Allocated memory was 58.7MB in the beginning and 272.6MB in the end (delta: 213.9MB). Free memory was 36.2MB in the beginning and 178.8MB in the end (delta: -142.6MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. [2021-11-23 17:29:13,659 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.9MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:29:13,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4251.48ms. Allocated memory was 58.7MB in the beginning and 157.3MB in the end (delta: 98.6MB). Free memory was 36.0MB in the beginning and 94.6MB in the end (delta: -58.6MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2021-11-23 17:29:13,663 INFO L158 Benchmark]: Boogie Procedure Inliner took 284.46ms. Allocated memory is still 157.3MB. Free memory was 94.6MB in the beginning and 79.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:29:13,664 INFO L158 Benchmark]: Boogie Preprocessor took 289.14ms. Allocated memory is still 157.3MB. Free memory was 79.9MB in the beginning and 64.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:29:13,668 INFO L158 Benchmark]: RCFGBuilder took 1115.87ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 64.5MB in the beginning and 178.8MB in the end (delta: -114.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-23 17:29:13,675 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.9MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4251.48ms. Allocated memory was 58.7MB in the beginning and 157.3MB in the end (delta: 98.6MB). Free memory was 36.0MB in the beginning and 94.6MB in the end (delta: -58.6MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 284.46ms. Allocated memory is still 157.3MB. Free memory was 94.6MB in the beginning and 79.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 289.14ms. Allocated memory is still 157.3MB. Free memory was 79.9MB in the beginning and 64.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1115.87ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 64.5MB in the beginning and 178.8MB in the end (delta: -114.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:29:13,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc6a815-86fc-468c-90ac-49b21af8e345/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable