./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4936125952f00e8b7bd10cd011fdd99ca1fa98c1dbf62cbf7f8d6248efd38f07 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 02:14:48,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:14:48,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:14:48,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:14:48,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:14:48,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:14:48,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:14:48,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:14:48,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:14:48,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:14:48,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:14:48,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:14:48,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:14:48,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:14:48,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:14:48,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:14:48,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:14:48,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:14:48,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:14:48,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:14:48,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:14:48,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:14:48,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:14:48,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:14:48,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:14:48,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:14:48,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:14:48,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:14:48,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:14:48,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:14:48,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:14:48,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:14:48,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:14:48,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:14:48,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:14:48,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:14:48,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:14:48,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:14:48,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:14:48,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:14:48,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:14:48,609 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-22 02:14:48,655 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:14:48,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:14:48,656 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:14:48,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:14:48,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:14:48,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:14:48,658 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:14:48,659 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:14:48,659 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:14:48,660 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:14:48,661 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:14:48,661 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:14:48,662 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:14:48,662 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:14:48,662 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:14:48,663 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:14:48,663 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:14:48,663 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:14:48,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:14:48,665 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:14:48,665 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:14:48,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:14:48,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:14:48,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:14:48,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:14:48,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:14:48,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:14:48,667 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-22 02:14:48,668 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:14:48,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:14:48,669 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:14:48,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:14:48,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:14:48,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:14:48,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:14:48,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:14:48,671 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:14:48,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:14:48,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:14:48,672 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:14:48,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:14:48,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:14:48,673 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:14:48,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4936125952f00e8b7bd10cd011fdd99ca1fa98c1dbf62cbf7f8d6248efd38f07 [2022-11-22 02:14:49,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:14:49,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:14:49,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:14:49,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:14:49,038 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:14:49,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2022-11-22 02:14:52,133 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:14:52,883 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:14:52,884 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2022-11-22 02:14:52,942 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/data/86b75f758/abf7e712a70e43b395bea2328cf859cf/FLAG4f3ac8e00 [2022-11-22 02:14:52,964 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/data/86b75f758/abf7e712a70e43b395bea2328cf859cf [2022-11-22 02:14:52,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:14:52,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:14:52,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:14:52,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:14:52,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:14:52,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:14:52" (1/1) ... [2022-11-22 02:14:52,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4812687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:52, skipping insertion in model container [2022-11-22 02:14:52,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:14:52" (1/1) ... [2022-11-22 02:14:52,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:14:53,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:14:56,156 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i[295890,295903] [2022-11-22 02:14:56,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:14:56,855 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:14:57,384 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i[295890,295903] [2022-11-22 02:14:57,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:14:57,657 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:14:57,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57 WrapperNode [2022-11-22 02:14:57,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:14:57,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:14:57,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:14:57,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:14:57,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:14:57,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:14:58,805 INFO L138 Inliner]: procedures = 398, calls = 2132, calls flagged for inlining = 747, calls inlined = 2021, statements flattened = 26892 [2022-11-22 02:14:58,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:14:58,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:14:58,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:14:58,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:14:58,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:14:58,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:14:59,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:14:59,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:15:00,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:15:00,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:15:00,466 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:15:00,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:15:00,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:15:00,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:15:00,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:15:00,690 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:15:00,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (1/1) ... [2022-11-22 02:15:00,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:15:00,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:15:00,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:15:00,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4c83ebb-dd0e-4ca6-b3de-b7fce86c27d0/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:15:00,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-11-22 02:15:00,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-11-22 02:15:00,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_6 [2022-11-22 02:15:00,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_6 [2022-11-22 02:15:00,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:15:00,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:15:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-22 02:15:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:15:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:15:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:15:00,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_5 [2022-11-22 02:15:00,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_5 [2022-11-22 02:15:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_4 [2022-11-22 02:15:00,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_4 [2022-11-22 02:15:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:15:00,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:15:00,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-11-22 02:15:00,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-11-22 02:15:00,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:15:00,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:15:00,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:15:00,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:15:00,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:15:00,810 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-22 02:15:01,852 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:15:01,857 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:15:28,782 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:15:28,880 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:15:28,881 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 02:15:28,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:15:28 BoogieIcfgContainer [2022-11-22 02:15:28,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:15:28,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:15:28,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:15:28,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:15:28,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:14:52" (1/3) ... [2022-11-22 02:15:28,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@302eda04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:15:28, skipping insertion in model container [2022-11-22 02:15:28,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:14:57" (2/3) ... [2022-11-22 02:15:28,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@302eda04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:15:28, skipping insertion in model container [2022-11-22 02:15:28,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:15:28" (3/3) ... [2022-11-22 02:15:28,918 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2022-11-22 02:15:28,928 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-22 02:15:28,940 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:15:28,941 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1418 error locations. [2022-11-22 02:15:28,941 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-22 02:15:35,910 INFO L144 ThreadInstanceAdder]: Constructed 109 joinOtherThreadTransitions. [2022-11-22 02:15:36,877 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-22 02:15:36,902 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70028 places, 72555 transitions, 145507 flow [2022-11-22 02:15:36,908 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 70028 places, 72555 transitions, 145507 flow [2022-11-22 02:15:36,910 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 70028 places, 72555 transitions, 145507 flow