./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/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 f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:25:35,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:25:35,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:25:35,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:25:35,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:25:35,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:25:35,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:25:35,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:25:35,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:25:35,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:25:35,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:25:35,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:25:35,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:25:35,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:25:35,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:25:35,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:25:35,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:25:35,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:25:35,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:25:35,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:25:35,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:25:35,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:25:35,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:25:35,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:25:35,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:25:35,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:25:35,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:25:35,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:25:35,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:25:35,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:25:35,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:25:35,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:25:35,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:25:35,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:25:35,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:25:35,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:25:35,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:25:35,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:25:35,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:25:35,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:25:35,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:25:35,855 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:25:35,910 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:25:35,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:25:35,912 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:25:35,912 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:25:35,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:25:35,921 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:25:35,922 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:25:35,922 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:25:35,922 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:25:35,923 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:25:35,924 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:25:35,924 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:25:35,925 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:25:35,925 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:25:35,925 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:25:35,926 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:25:35,926 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:25:35,926 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:25:35,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:25:35,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:25:35,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:25:35,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:25:35,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:25:35,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:25:35,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:25:35,929 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:25:35,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:25:35,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:25:35,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:25:35,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:25:35,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:25:35,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:25:35,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:25:35,934 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:25:35,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:25:35,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:25:35,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:25:35,935 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:25:35,935 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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 [2021-11-23 17:25:36,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:25:36,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:25:36,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:25:36,374 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:25:36,375 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:25:36,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2021-11-23 17:25:36,480 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data/af332c44f/7b76e192f34040f09818104d87720ac0/FLAGd5a2d0975 [2021-11-23 17:25:37,703 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:25:37,705 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2021-11-23 17:25:37,771 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data/af332c44f/7b76e192f34040f09818104d87720ac0/FLAGd5a2d0975 [2021-11-23 17:25:37,980 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data/af332c44f/7b76e192f34040f09818104d87720ac0 [2021-11-23 17:25:37,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:25:37,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:25:37,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:25:37,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:25:38,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:25:38,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:25:37" (1/1) ... [2021-11-23 17:25:38,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@278fd020 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:38, skipping insertion in model container [2021-11-23 17:25:38,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:25:37" (1/1) ... [2021-11-23 17:25:38,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:25:38,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:25:38,795 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-11-23 17:25:38,796 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-11-23 17:25:39,115 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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-11-23 17:25:40,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:40,559 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:25:40,766 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-11-23 17:25:40,767 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-11-23 17:25:40,787 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-11-23 17:25:41,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:41,262 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:25:41,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41 WrapperNode [2021-11-23 17:25:41,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:25:41,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:25:41,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:25:41,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:25:41,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,630 INFO L137 Inliner]: procedures = 199, calls = 1517, calls flagged for inlining = 95, calls inlined = 93, statements flattened = 3820 [2021-11-23 17:25:41,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:25:41,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:25:41,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:25:41,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:25:41,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:25:41,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:25:41,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:25:41,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:25:41,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:41" (1/1) ... [2021-11-23 17:25:41,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:25:41,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:25:41,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:25:41,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:25:41,981 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_start [2021-11-23 17:25:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_start [2021-11-23 17:25:41,981 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_termios [2021-11-23 17:25:41,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_termios [2021-11-23 17:25:41,982 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:25:41,982 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:25:41,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:25:41,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:25:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:25:41,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:25:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2021-11-23 17:25:41,983 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2021-11-23 17:25:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 17:25:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 17:25:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmset [2021-11-23 17:25:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmset [2021-11-23 17:25:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2021-11-23 17:25:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2021-11-23 17:25:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:25:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:25:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-11-23 17:25:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-11-23 17:25:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-11-23 17:25:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-11-23 17:25:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure raise_dtr [2021-11-23 17:25:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_dtr [2021-11-23 17:25:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2021-11-23 17:25:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2021-11-23 17:25:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_chars_in_buffer [2021-11-23 17:25:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_chars_in_buffer [2021-11-23 17:25:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2021-11-23 17:25:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2021-11-23 17:25:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 17:25:41,988 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 17:25:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_buffer [2021-11-23 17:25:41,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_buffer [2021-11-23 17:25:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:25:41,988 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:25:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:25:41,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:25:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2021-11-23 17:25:41,989 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2021-11-23 17:25:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:25:41,990 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:25:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2021-11-23 17:25:41,990 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2021-11-23 17:25:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_put_char [2021-11-23 17:25:41,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_put_char [2021-11-23 17:25:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:25:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:25:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-23 17:25:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-23 17:25:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write_room [2021-11-23 17:25:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write_room [2021-11-23 17:25:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_ioctl [2021-11-23 17:25:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_ioctl [2021-11-23 17:25:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 17:25:41,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 17:25:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr [2021-11-23 17:25:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr [2021-11-23 17:25:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 17:25:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 17:25:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:25:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:25:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 17:25:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 17:25:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-11-23 17:25:41,994 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-11-23 17:25:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-23 17:25:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-23 17:25:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 17:25:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 17:25:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2021-11-23 17:25:41,995 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2021-11-23 17:25:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 17:25:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 17:25:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:25:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_dtr_rts [2021-11-23 17:25:41,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_dtr_rts [2021-11-23 17:25:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:25:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:25:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 17:25:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 17:25:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_config_port [2021-11-23 17:25:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_config_port [2021-11-23 17:25:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:25:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:25:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmget [2021-11-23 17:25:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmget [2021-11-23 17:25:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_unthrottle [2021-11-23 17:25:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_unthrottle [2021-11-23 17:25:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure lock_card [2021-11-23 17:25:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_card [2021-11-23 17:25:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_chars [2021-11-23 17:25:42,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_chars [2021-11-23 17:25:42,000 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:25:42,000 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:25:42,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:25:42,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 17:25:42,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 17:25:42,001 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 17:25:42,001 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 17:25:42,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:25:42,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:25:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_carrier_raised [2021-11-23 17:25:42,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_carrier_raised [2021-11-23 17:25:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:25:42,002 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_hangup [2021-11-23 17:25:42,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_hangup [2021-11-23 17:25:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_throttle [2021-11-23 17:25:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_throttle [2021-11-23 17:25:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:25:42,003 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-11-23 17:25:42,003 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-11-23 17:25:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 17:25:42,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 17:25:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:25:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:25:42,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 17:25:42,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 17:25:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 17:25:42,005 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 17:25:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 17:25:42,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 17:25:42,005 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_card [2021-11-23 17:25:42,006 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_card [2021-11-23 17:25:42,006 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_send_break [2021-11-23 17:25:42,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_send_break [2021-11-23 17:25:42,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:25:42,006 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2021-11-23 17:25:42,007 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2021-11-23 17:25:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure WaitTillCardIsFree [2021-11-23 17:25:42,007 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitTillCardIsFree [2021-11-23 17:25:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:25:42,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:25:42,007 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-11-23 17:25:42,008 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-11-23 17:25:42,008 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:25:42,008 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:25:42,771 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:25:42,775 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:25:43,738 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:25:43,758 INFO L158 Benchmark]: Toolchain (without parser) took 5772.96ms. Allocated memory was 98.6MB in the beginning and 209.7MB in the end (delta: 111.1MB). Free memory was 70.1MB in the beginning and 92.9MB in the end (delta: -22.8MB). Peak memory consumption was 116.0MB. Max. memory is 16.1GB. [2021-11-23 17:25:43,759 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:25:43,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3277.80ms. Allocated memory was 98.6MB in the beginning and 209.7MB in the end (delta: 111.1MB). Free memory was 69.7MB in the beginning and 105.2MB in the end (delta: -35.5MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. [2021-11-23 17:25:43,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 366.27ms. Allocated memory is still 209.7MB. Free memory was 105.2MB in the beginning and 126.4MB in the end (delta: -21.2MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-23 17:25:43,766 INFO L158 Benchmark]: Boogie Preprocessor took 258.27ms. Allocated memory is still 209.7MB. Free memory was 126.4MB in the beginning and 104.4MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 17:25:43,767 INFO L158 Benchmark]: RCFGBuilder took 1864.95ms. Allocated memory is still 209.7MB. Free memory was 104.4MB in the beginning and 92.9MB in the end (delta: 11.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 17:25:43,773 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3277.80ms. Allocated memory was 98.6MB in the beginning and 209.7MB in the end (delta: 111.1MB). Free memory was 69.7MB in the beginning and 105.2MB in the end (delta: -35.5MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 366.27ms. Allocated memory is still 209.7MB. Free memory was 105.2MB in the beginning and 126.4MB in the end (delta: -21.2MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 258.27ms. Allocated memory is still 209.7MB. Free memory was 126.4MB in the beginning and 104.4MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1864.95ms. Allocated memory is still 209.7MB. Free memory was 104.4MB in the beginning and 92.9MB in the end (delta: 11.5MB). Peak memory consumption was 39.8MB. 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 17:25:43,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/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 f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:25:46,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:25:46,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:25:46,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:25:46,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:25:46,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:25:46,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:25:47,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:25:47,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:25:47,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:25:47,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:25:47,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:25:47,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:25:47,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:25:47,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:25:47,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:25:47,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:25:47,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:25:47,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:25:47,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:25:47,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:25:47,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:25:47,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:25:47,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:25:47,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:25:47,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:25:47,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:25:47,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:25:47,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:25:47,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:25:47,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:25:47,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:25:47,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:25:47,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:25:47,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:25:47,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:25:47,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:25:47,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:25:47,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:25:47,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:25:47,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:25:47,102 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:25:47,160 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:25:47,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:25:47,161 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:25:47,161 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:25:47,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:25:47,163 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:25:47,163 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:25:47,163 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:25:47,163 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:25:47,164 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:25:47,165 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:25:47,165 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:25:47,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:25:47,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:25:47,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:25:47,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:25:47,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:25:47,168 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:25:47,169 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:25:47,169 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:25:47,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:25:47,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:25:47,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:25:47,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:25:47,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:25:47,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:25:47,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:25:47,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:25:47,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:25:47,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:25:47,172 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:25:47,172 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:25:47,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:25:47,173 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:25:47,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:25:47,173 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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2c7848ca043d8b9ca4f9ab4b1ce08f583c2bd8d8967a557df683af547558d91 [2021-11-23 17:25:47,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:25:47,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:25:47,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:25:47,721 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:25:47,725 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:25:47,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2021-11-23 17:25:47,813 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data/f8a23d0c3/187f59c89a54475da6fb7281dd2180e9/FLAGdf7352bed [2021-11-23 17:25:48,885 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:25:48,885 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2021-11-23 17:25:48,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data/f8a23d0c3/187f59c89a54475da6fb7281dd2180e9/FLAGdf7352bed [2021-11-23 17:25:49,285 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/data/f8a23d0c3/187f59c89a54475da6fb7281dd2180e9 [2021-11-23 17:25:49,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:25:49,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:25:49,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:25:49,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:25:49,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:25:49,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:25:49" (1/1) ... [2021-11-23 17:25:49,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40da3571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:49, skipping insertion in model container [2021-11-23 17:25:49,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:25:49" (1/1) ... [2021-11-23 17:25:49,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:25:49,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:25:50,058 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-11-23 17:25:50,058 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-11-23 17:25:50,599 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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-11-23 17:25:51,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:52,289 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:25:52,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:25:52,516 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-11-23 17:25:52,516 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-11-23 17:25:52,532 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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-11-23 17:25:52,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:53,237 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:25:53,399 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2021-11-23 17:25:53,399 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2021-11-23 17:25:53,408 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_5ec74947-74a4-4e29-ba0b-d22ac10264fe/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2021-11-23 17:25:53,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:25:53,843 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:25:53,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53 WrapperNode [2021-11-23 17:25:53,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:25:53,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:25:53,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:25:53,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:25:53,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:53,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:54,177 INFO L137 Inliner]: procedures = 213, calls = 1517, calls flagged for inlining = 95, calls inlined = 93, statements flattened = 3689 [2021-11-23 17:25:54,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:25:54,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:25:54,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:25:54,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:25:54,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:54,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:54,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:54,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:54,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:54,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:54,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:54,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:25:54,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:25:54,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:25:54,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:25:54,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:25:53" (1/1) ... [2021-11-23 17:25:54,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:25:54,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:25:54,633 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:25:54,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:25:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_start [2021-11-23 17:25:54,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_start [2021-11-23 17:25:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_termios [2021-11-23 17:25:54,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_termios [2021-11-23 17:25:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:25:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:25:54,703 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:25:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:25:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:25:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:25:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:25:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:25:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:25:54,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:25:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2021-11-23 17:25:54,705 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2021-11-23 17:25:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 17:25:54,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 17:25:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmset [2021-11-23 17:25:54,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmset [2021-11-23 17:25:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2021-11-23 17:25:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2021-11-23 17:25:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:25:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:25:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-11-23 17:25:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-11-23 17:25:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-11-23 17:25:54,708 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-11-23 17:25:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure raise_dtr [2021-11-23 17:25:54,708 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_dtr [2021-11-23 17:25:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2021-11-23 17:25:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2021-11-23 17:25:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_chars_in_buffer [2021-11-23 17:25:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_chars_in_buffer [2021-11-23 17:25:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2021-11-23 17:25:54,710 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2021-11-23 17:25:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 17:25:54,710 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 17:25:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_buffer [2021-11-23 17:25:54,710 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_buffer [2021-11-23 17:25:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:25:54,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:25:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:25:54,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:25:54,711 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2021-11-23 17:25:54,712 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2021-11-23 17:25:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:25:54,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:25:54,712 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2021-11-23 17:25:54,713 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2021-11-23 17:25:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_put_char [2021-11-23 17:25:54,713 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_put_char [2021-11-23 17:25:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:25:54,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:25:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-23 17:25:54,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-23 17:25:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write_room [2021-11-23 17:25:54,714 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write_room [2021-11-23 17:25:54,714 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_ioctl [2021-11-23 17:25:54,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_ioctl [2021-11-23 17:25:54,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 17:25:54,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 17:25:54,715 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr [2021-11-23 17:25:54,716 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr [2021-11-23 17:25:54,716 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 17:25:54,716 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 17:25:54,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:25:54,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:25:54,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:25:54,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:25:54,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:25:54,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:25:54,717 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 17:25:54,718 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 17:25:54,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:25:54,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:25:54,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:25:54,718 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-11-23 17:25:54,719 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-11-23 17:25:54,719 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-23 17:25:54,719 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-23 17:25:54,719 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 17:25:54,719 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 17:25:54,720 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2021-11-23 17:25:54,720 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2021-11-23 17:25:54,720 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 17:25:54,720 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 17:25:54,720 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_dtr_rts [2021-11-23 17:25:54,721 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_dtr_rts [2021-11-23 17:25:54,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:25:54,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:25:54,721 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 17:25:54,722 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 17:25:54,722 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_config_port [2021-11-23 17:25:54,722 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_config_port [2021-11-23 17:25:54,722 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmget [2021-11-23 17:25:54,722 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmget [2021-11-23 17:25:54,723 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_unthrottle [2021-11-23 17:25:54,723 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_unthrottle [2021-11-23 17:25:54,723 INFO L130 BoogieDeclarations]: Found specification of procedure lock_card [2021-11-23 17:25:54,723 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_card [2021-11-23 17:25:54,723 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_chars [2021-11-23 17:25:54,724 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_chars [2021-11-23 17:25:54,724 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:25:54,724 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:25:54,724 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 17:25:54,724 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 17:25:54,725 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 17:25:54,725 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 17:25:54,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:25:54,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:25:54,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:25:54,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:25:54,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:25:54,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:25:54,726 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_carrier_raised [2021-11-23 17:25:54,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_carrier_raised [2021-11-23 17:25:54,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:25:54,727 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_hangup [2021-11-23 17:25:54,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_hangup [2021-11-23 17:25:54,727 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_throttle [2021-11-23 17:25:54,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_throttle [2021-11-23 17:25:54,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:25:54,728 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-11-23 17:25:54,728 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-11-23 17:25:54,728 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 17:25:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 17:25:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:25:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:25:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:25:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:25:54,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 17:25:54,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 17:25:54,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:25:54,730 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 17:25:54,730 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 17:25:54,731 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 17:25:54,731 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 17:25:54,731 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_card [2021-11-23 17:25:54,731 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_card [2021-11-23 17:25:54,731 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_send_break [2021-11-23 17:25:54,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_send_break [2021-11-23 17:25:54,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:25:54,732 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2021-11-23 17:25:54,732 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2021-11-23 17:25:54,733 INFO L130 BoogieDeclarations]: Found specification of procedure WaitTillCardIsFree [2021-11-23 17:25:54,733 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitTillCardIsFree [2021-11-23 17:25:54,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:25:54,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:25:54,733 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-11-23 17:25:54,733 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-11-23 17:25:54,734 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:25:54,734 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:25:55,523 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:25:55,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:25:58,260 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:25:58,266 INFO L158 Benchmark]: Toolchain (without parser) took 8973.97ms. Allocated memory was 56.6MB in the beginning and 289.4MB in the end (delta: 232.8MB). Free memory was 25.5MB in the beginning and 122.0MB in the end (delta: -96.5MB). Peak memory consumption was 139.2MB. Max. memory is 16.1GB. [2021-11-23 17:25:58,267 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 56.6MB. Free memory was 36.9MB in the beginning and 36.9MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:25:58,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4543.92ms. Allocated memory was 56.6MB in the beginning and 289.4MB in the end (delta: 232.8MB). Free memory was 25.3MB in the beginning and 163.4MB in the end (delta: -138.0MB). Peak memory consumption was 128.4MB. Max. memory is 16.1GB. [2021-11-23 17:25:58,268 INFO L158 Benchmark]: Boogie Procedure Inliner took 332.16ms. Allocated memory is still 289.4MB. Free memory was 163.4MB in the beginning and 143.4MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 17:25:58,269 INFO L158 Benchmark]: Boogie Preprocessor took 412.52ms. Allocated memory is still 289.4MB. Free memory was 143.4MB in the beginning and 186.0MB in the end (delta: -42.6MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-11-23 17:25:58,270 INFO L158 Benchmark]: RCFGBuilder took 3670.26ms. Allocated memory is still 289.4MB. Free memory was 186.0MB in the beginning and 122.0MB in the end (delta: 64.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2021-11-23 17:25:58,274 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 56.6MB. Free memory was 36.9MB in the beginning and 36.9MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4543.92ms. Allocated memory was 56.6MB in the beginning and 289.4MB in the end (delta: 232.8MB). Free memory was 25.3MB in the beginning and 163.4MB in the end (delta: -138.0MB). Peak memory consumption was 128.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 332.16ms. Allocated memory is still 289.4MB. Free memory was 163.4MB in the beginning and 143.4MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 412.52ms. Allocated memory is still 289.4MB. Free memory was 143.4MB in the beginning and 186.0MB in the end (delta: -42.6MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3670.26ms. Allocated memory is still 289.4MB. Free memory was 186.0MB in the beginning and 122.0MB in the end (delta: 64.0MB). Peak memory consumption was 65.0MB. 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 17:25:58,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec74947-74a4-4e29-ba0b-d22ac10264fe/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable