./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 --- 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-2329fc7 [2022-12-14 15:26:17,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:26:17,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:26:17,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:26:17,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:26:17,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:26:17,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:26:17,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:26:17,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:26:17,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:26:17,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:26:17,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:26:17,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:26:17,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:26:17,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:26:17,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:26:17,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:26:17,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:26:17,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:26:17,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:26:17,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:26:17,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:26:17,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:26:17,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:26:17,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:26:17,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:26:17,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:26:17,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:26:17,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:26:17,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:26:17,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:26:17,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:26:17,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:26:17,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:26:17,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:26:17,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:26:17,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:26:17,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:26:17,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:26:17,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:26:17,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:26:17,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-12-14 15:26:17,871 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:26:17,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:26:17,872 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:26:17,872 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:26:17,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:26:17,873 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:26:17,877 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:26:17,878 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:26:17,878 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:26:17,878 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 15:26:17,878 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:26:17,878 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:26:17,879 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 15:26:17,879 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 15:26:17,879 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:26:17,879 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 15:26:17,879 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 15:26:17,880 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 15:26:17,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:26:17,881 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 15:26:17,881 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 15:26:17,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 15:26:17,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 15:26:17,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:26:17,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 15:26:17,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:26:17,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 15:26:17,882 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 15:26:17,882 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 15:26:17,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 15:26:17,883 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:26:17,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 15:26:17,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:26:17,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:26:17,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:26:17,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:26:17,884 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 15:26:17,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:26:17,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 15:26:17,885 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 15:26:17,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 15:26:17,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 15:26:17,885 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:26:17,885 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_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8933630f4cde50cf36eb2db51c9e240fc5e0c6bd245d32e47623c1906a97a301 [2022-12-14 15:26:18,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:26:18,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:26:18,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:26:18,080 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:26:18,080 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:26:18,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2022-12-14 15:26:20,619 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:26:20,905 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:26:20,905 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2022-12-14 15:26:20,929 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/data/b532ea9e4/b186e38a76274df59d14f04cd6eac955/FLAG0209e587b [2022-12-14 15:26:20,943 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/data/b532ea9e4/b186e38a76274df59d14f04cd6eac955 [2022-12-14 15:26:20,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:26:20,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:26:20,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:26:20,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:26:20,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:26:20,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:26:20" (1/1) ... [2022-12-14 15:26:20,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634abc46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:20, skipping insertion in model container [2022-12-14 15:26:20,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:26:20" (1/1) ... [2022-12-14 15:26:20,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:26:21,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:26:21,364 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 15:26:21,373 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 15:26:21,462 WARN L623 FunctionHandler]: Unknown extern function clk_prepare [2022-12-14 15:26:21,462 WARN L623 FunctionHandler]: Unknown extern function clk_enable [2022-12-14 15:26:21,463 WARN L623 FunctionHandler]: Unknown extern function clk_unprepare [2022-12-14 15:26:21,465 WARN L623 FunctionHandler]: Unknown extern function clk_disable [2022-12-14 15:26:21,466 WARN L623 FunctionHandler]: Unknown extern function clk_unprepare [2022-12-14 15:26:21,482 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-14 15:26:21,519 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 15:26:21,523 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 15:26:21,535 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 15:26:21,538 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:26:21,539 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 15:26:21,557 WARN L623 FunctionHandler]: Unknown extern function __pm_runtime_resume [2022-12-14 15:26:21,561 WARN L623 FunctionHandler]: Unknown extern function __pm_runtime_idle [2022-12-14 15:26:21,564 WARN L623 FunctionHandler]: Unknown extern function __pm_runtime_disable [2022-12-14 15:26:21,586 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 15:26:21,635 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-14 15:26:21,643 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-14 15:26:21,648 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:21,651 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,656 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,660 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,663 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,664 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,665 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:26:21,670 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:26:21,673 WARN L623 FunctionHandler]: Unknown extern function dma_request_slave_channel_reason [2022-12-14 15:26:21,676 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,677 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,677 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 15:26:21,679 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 15:26:21,683 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 15:26:21,687 WARN L623 FunctionHandler]: Unknown extern function clk_set_rate [2022-12-14 15:26:21,696 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:26:21,699 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,708 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,709 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 15:26:21,709 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 15:26:21,710 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:26:21,711 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,718 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,718 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,719 WARN L623 FunctionHandler]: Unknown extern function reset_control_assert [2022-12-14 15:26:21,719 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:26:21,720 WARN L623 FunctionHandler]: Unknown extern function reset_control_deassert [2022-12-14 15:26:21,720 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:21,721 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:21,725 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 15:26:21,725 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_interruptible_timeout [2022-12-14 15:26:21,726 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,727 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 15:26:21,727 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_interruptible_timeout [2022-12-14 15:26:21,727 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,728 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,728 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,729 WARN L623 FunctionHandler]: Unknown extern function reset_control_assert [2022-12-14 15:26:21,729 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:26:21,729 WARN L623 FunctionHandler]: Unknown extern function reset_control_assert [2022-12-14 15:26:21,730 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:21,731 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:21,769 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,770 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,771 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:26:21,772 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-12-14 15:26:21,772 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,772 WARN L623 FunctionHandler]: Unknown extern function devm_ioremap_resource [2022-12-14 15:26:21,773 WARN L623 FunctionHandler]: Unknown extern function platform_get_irq [2022-12-14 15:26:21,774 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,774 WARN L623 FunctionHandler]: Unknown extern function devm_clk_get [2022-12-14 15:26:21,774 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,775 WARN L623 FunctionHandler]: Unknown extern function devm_reset_control_get [2022-12-14 15:26:21,776 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,777 WARN L623 FunctionHandler]: Unknown extern function pm_runtime_enable [2022-12-14 15:26:21,777 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,778 WARN L623 FunctionHandler]: Unknown extern function devm_spi_register_master [2022-12-14 15:26:21,779 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,785 WARN L623 FunctionHandler]: Unknown extern function spi_master_suspend [2022-12-14 15:26:21,788 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,789 WARN L623 FunctionHandler]: Unknown extern function spi_master_resume [2022-12-14 15:26:21,790 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:21,876 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 15:26:21,876 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 15:26:21,879 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 15:26:21,884 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 15:26:21,885 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 15:26:21,885 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 15:26:21,916 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 15:26:21,917 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 15:26:21,999 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_72ca666b-7224-4b55-bd11-abbaf9b12e6d/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2022-12-14 15:26:22,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:26:22,180 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 15:26:22,218 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 15:26:22,219 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 15:26:22,221 WARN L623 FunctionHandler]: Unknown extern function clk_prepare [2022-12-14 15:26:22,221 WARN L623 FunctionHandler]: Unknown extern function clk_enable [2022-12-14 15:26:22,221 WARN L623 FunctionHandler]: Unknown extern function clk_unprepare [2022-12-14 15:26:22,222 WARN L623 FunctionHandler]: Unknown extern function clk_disable [2022-12-14 15:26:22,222 WARN L623 FunctionHandler]: Unknown extern function clk_unprepare [2022-12-14 15:26:22,223 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-14 15:26:22,231 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-14 15:26:22,232 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-14 15:26:22,234 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 15:26:22,235 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:26:22,236 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 15:26:22,237 WARN L623 FunctionHandler]: Unknown extern function __pm_runtime_resume [2022-12-14 15:26:22,237 WARN L623 FunctionHandler]: Unknown extern function __pm_runtime_idle [2022-12-14 15:26:22,237 WARN L623 FunctionHandler]: Unknown extern function __pm_runtime_disable [2022-12-14 15:26:22,239 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 15:26:22,247 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-14 15:26:22,249 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-14 15:26:22,250 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:22,251 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,252 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,253 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,254 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,255 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,256 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:26:22,257 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:26:22,258 WARN L623 FunctionHandler]: Unknown extern function dma_request_slave_channel_reason [2022-12-14 15:26:22,259 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,260 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,260 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 15:26:22,261 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 15:26:22,262 WARN L623 FunctionHandler]: Unknown extern function dma_release_channel [2022-12-14 15:26:22,264 WARN L623 FunctionHandler]: Unknown extern function clk_set_rate [2022-12-14 15:26:22,269 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:26:22,270 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,273 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,273 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 15:26:22,273 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-12-14 15:26:22,274 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:26:22,274 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,275 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,276 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,276 WARN L623 FunctionHandler]: Unknown extern function reset_control_assert [2022-12-14 15:26:22,276 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:26:22,276 WARN L623 FunctionHandler]: Unknown extern function reset_control_deassert [2022-12-14 15:26:22,277 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:22,277 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:22,278 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 15:26:22,278 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_interruptible_timeout [2022-12-14 15:26:22,279 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,279 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 15:26:22,279 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_interruptible_timeout [2022-12-14 15:26:22,280 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,280 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,280 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,281 WARN L623 FunctionHandler]: Unknown extern function reset_control_assert [2022-12-14 15:26:22,281 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 15:26:22,281 WARN L623 FunctionHandler]: Unknown extern function reset_control_assert [2022-12-14 15:26:22,281 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:22,282 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 15:26:22,287 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,287 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,292 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:26:22,293 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-12-14 15:26:22,293 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,293 WARN L623 FunctionHandler]: Unknown extern function devm_ioremap_resource [2022-12-14 15:26:22,294 WARN L623 FunctionHandler]: Unknown extern function platform_get_irq [2022-12-14 15:26:22,294 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,294 WARN L623 FunctionHandler]: Unknown extern function devm_clk_get [2022-12-14 15:26:22,294 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,295 WARN L623 FunctionHandler]: Unknown extern function devm_reset_control_get [2022-12-14 15:26:22,295 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,308 WARN L623 FunctionHandler]: Unknown extern function pm_runtime_enable [2022-12-14 15:26:22,309 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,309 WARN L623 FunctionHandler]: Unknown extern function devm_spi_register_master [2022-12-14 15:26:22,310 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,312 WARN L623 FunctionHandler]: Unknown extern function spi_master_suspend [2022-12-14 15:26:22,312 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,313 WARN L623 FunctionHandler]: Unknown extern function spi_master_resume [2022-12-14 15:26:22,314 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:26:22,328 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 15:26:22,329 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 15:26:22,330 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 15:26:22,342 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 15:26:22,342 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 15:26:22,342 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 15:26:22,346 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 15:26:22,347 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 15:26:22,353 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_72ca666b-7224-4b55-bd11-abbaf9b12e6d/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2022-12-14 15:26:22,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:26:22,421 INFO L208 MainTranslator]: Completed translation [2022-12-14 15:26:22,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22 WrapperNode [2022-12-14 15:26:22,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:26:22,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 15:26:22,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 15:26:22,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 15:26:22,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,603 INFO L138 Inliner]: procedures = 310, calls = 1318, calls flagged for inlining = 429, calls inlined = 677, statements flattened = 7705 [2022-12-14 15:26:22,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 15:26:22,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 15:26:22,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 15:26:22,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 15:26:22,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,750 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 15:26:22,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 15:26:22,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 15:26:22,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 15:26:22,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (1/1) ... [2022-12-14 15:26:22,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:26:22,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:26:22,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 15:26:22,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72ca666b-7224-4b55-bd11-abbaf9b12e6d/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 15:26:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 15:26:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-12-14 15:26:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-12-14 15:26:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2022-12-14 15:26:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2022-12-14 15:26:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 15:26:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 15:26:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 15:26:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 15:26:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 15:26:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 15:26:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 15:26:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 15:26:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 15:26:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 15:26:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 15:26:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2022-12-14 15:26:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2022-12-14 15:26:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 15:26:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2022-12-14 15:26:22,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2022-12-14 15:26:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 15:26:22,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 15:26:22,854 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 15:26:23,341 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 15:26:23,343 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 15:26:28,074 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 15:26:28,112 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 15:26:28,112 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 15:26:28,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:26:28 BoogieIcfgContainer [2022-12-14 15:26:28,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 15:26:28,119 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 15:26:28,119 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 15:26:28,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 15:26:28,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 03:26:20" (1/3) ... [2022-12-14 15:26:28,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5a8b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:26:28, skipping insertion in model container [2022-12-14 15:26:28,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:26:22" (2/3) ... [2022-12-14 15:26:28,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5a8b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:26:28, skipping insertion in model container [2022-12-14 15:26:28,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:26:28" (3/3) ... [2022-12-14 15:26:28,123 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2022-12-14 15:26:28,129 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-14 15:26:28,137 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 15:26:28,137 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-12-14 15:26:28,137 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-14 15:26:29,286 INFO L144 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2022-12-14 15:26:29,409 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-14 15:26:29,420 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 13731 places, 14259 transitions, 28593 flow [2022-12-14 15:26:29,422 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 13731 places, 14259 transitions, 28593 flow [2022-12-14 15:26:29,424 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 13731 places, 14259 transitions, 28593 flow [2022-12-14 15:27:00,924 INFO L130 PetriNetUnfolder]: 572/15285 cut-off events. [2022-12-14 15:27:00,924 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2022-12-14 15:27:02,144 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15316 conditions, 15285 events. 572/15285 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 98391 event pairs, 0 based on Foata normal form. 0/14699 useless extension candidates. Maximal degree in co-relation 14751. Up to 14 conditions per place. [2022-12-14 15:27:10,040 INFO L119 LiptonReduction]: Number of co-enabled transitions 37687100 [2022-12-14 15:37:18,837 WARN L233 SmtUtils]: Spent 9.69s on a formula simplification that was a NOOP. DAG size: 175 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:37:25,961 WARN L233 SmtUtils]: Spent 7.12s on a formula simplification that was a NOOP. DAG size: 171 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:37:35,413 WARN L233 SmtUtils]: Spent 9.45s on a formula simplification that was a NOOP. DAG size: 175 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:37:42,504 WARN L233 SmtUtils]: Spent 7.09s on a formula simplification that was a NOOP. DAG size: 171 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-14 15:38:22,905 WARN L233 SmtUtils]: Spent 13.60s on a formula simplification that was a NOOP. DAG size: 190 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)