[INFO] updating cached repository https://github.com/foreverbell/xv6fs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
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[INFO] testing foreverbell/xv6fs against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforeverbell%2Fxv6fs" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foreverbell/xv6fs on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/foreverbell/xv6fs
[INFO] finished tweaking git repo https://github.com/foreverbell/xv6fs
[INFO] tweaked toml for git repo https://github.com/foreverbell/xv6fs written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/foreverbell/xv6fs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuse v0.3.1
[INFO] [stderr]   Downloaded thread-scoped v1.0.2
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[INFO] [stdout] f696cb355fce6b9871b516c095f7d4f07cf301cb53144d75b517c197011c05fc
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[INFO] [stdout] c8bd595bfd7252ae99e1b82bc4d8350a66c23502138a210375b74ae0397f149d
[INFO] running `Command { std: "docker" "start" "-a" "c8bd595bfd7252ae99e1b82bc4d8350a66c23502138a210375b74ae0397f149d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]    Compiling xv6fs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/buffer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / bitflags! {
[INFO] [stdout] 8  | |   struct BufFlags: u32 {
[INFO] [stdout] 9  | |     const VALID = 0b01;
[INFO] [stdout] 10 | |     const DIRTY = 0b10;
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/buffer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / bitflags! {
[INFO] [stdout] 8  | |   struct BufFlags: u32 {
[INFO] [stdout] 9  | |     const VALID = 0b01;
[INFO] [stdout] 10 | |     const DIRTY = 0b10;
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/buffer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / bitflags! {
[INFO] [stdout] 8  | |   struct BufFlags: u32 {
[INFO] [stdout] 9  | |     const VALID = 0b01;
[INFO] [stdout] 10 | |     const DIRTY = 0b10;
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/disk.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / lazy_static! {
[INFO] [stdout] 34 | |   pub static ref DISK: DiskService = DiskService {
[INFO] [stdout] 35 | |     channel: Mutex::new(None)
[INFO] [stdout] 36 | |   };
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/inode.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / lazy_static! {
[INFO] [stdout] 45 | |   pub static ref ICACHE: Cache = Cache::new(256);
[INFO] [stdout] 46 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/logging.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / lazy_static! {
[INFO] [stdout] 37 | |   pub static ref LOGGING: Logging = Logging::new();
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/buffer.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / lazy_static! {
[INFO] [stdout] 28 | |   pub static ref BCACHE: Cache = Cache::new(256);
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |   // Block 1 is immutable after file system is created, so we can safely
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   );
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/buffer.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / lazy_static! {
[INFO] [stdout] 28 | |   pub static ref BCACHE: Cache = Cache::new(256);
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |   // Block 1 is immutable after file system is created, so we can safely
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   );
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.99s
[INFO] running `Command { std: "docker" "inspect" "c8bd595bfd7252ae99e1b82bc4d8350a66c23502138a210375b74ae0397f149d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8bd595bfd7252ae99e1b82bc4d8350a66c23502138a210375b74ae0397f149d", kill_on_drop: false }`
[INFO] [stdout] c8bd595bfd7252ae99e1b82bc4d8350a66c23502138a210375b74ae0397f149d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf1cb8b4ccd9f7c1a34b3dc2b691f7ff1ac3ae88644e9e863ef81362cba446c9
[INFO] running `Command { std: "docker" "start" "-a" "bf1cb8b4ccd9f7c1a34b3dc2b691f7ff1ac3ae88644e9e863ef81362cba446c9", kill_on_drop: false }`
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/buffer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / bitflags! {
[INFO] [stdout] 8  | |   struct BufFlags: u32 {
[INFO] [stdout] 9  | |     const VALID = 0b01;
[INFO] [stdout] 10 | |     const DIRTY = 0b10;
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/buffer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / bitflags! {
[INFO] [stdout] 8  | |   struct BufFlags: u32 {
[INFO] [stdout] 9  | |     const VALID = 0b01;
[INFO] [stdout] 10 | |     const DIRTY = 0b10;
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/buffer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / bitflags! {
[INFO] [stdout] 8  | |   struct BufFlags: u32 {
[INFO] [stdout] 9  | |     const VALID = 0b01;
[INFO] [stdout] 10 | |     const DIRTY = 0b10;
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling xv6fs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/disk.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / lazy_static! {
[INFO] [stdout] 34 | |   pub static ref DISK: DiskService = DiskService {
[INFO] [stdout] 35 | |     channel: Mutex::new(None)
[INFO] [stdout] 36 | |   };
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/inode.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / lazy_static! {
[INFO] [stdout] 45 | |   pub static ref ICACHE: Cache = Cache::new(256);
[INFO] [stdout] 46 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/logging.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / lazy_static! {
[INFO] [stdout] 37 | |   pub static ref LOGGING: Logging = Logging::new();
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/buffer.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / lazy_static! {
[INFO] [stdout] 28 | |   pub static ref BCACHE: Cache = Cache::new(256);
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |   // Block 1 is immutable after file system is created, so we can safely
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   );
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/buffer.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / lazy_static! {
[INFO] [stdout] 28 | |   pub static ref BCACHE: Cache = Cache::new(256);
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |   // Block 1 is immutable after file system is created, so we can safely
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   );
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/buffer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / bitflags! {
[INFO] [stdout] 8  | |   struct BufFlags: u32 {
[INFO] [stdout] 9  | |     const VALID = 0b01;
[INFO] [stdout] 10 | |     const DIRTY = 0b10;
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/buffer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / bitflags! {
[INFO] [stdout] 8  | |   struct BufFlags: u32 {
[INFO] [stdout] 9  | |     const VALID = 0b01;
[INFO] [stdout] 10 | |     const DIRTY = 0b10;
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/buffer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / bitflags! {
[INFO] [stdout] 8  | |   struct BufFlags: u32 {
[INFO] [stdout] 9  | |     const VALID = 0b01;
[INFO] [stdout] 10 | |     const DIRTY = 0b10;
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/disk.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / lazy_static! {
[INFO] [stdout] 34 | |   pub static ref DISK: DiskService = DiskService {
[INFO] [stdout] 35 | |     channel: Mutex::new(None)
[INFO] [stdout] 36 | |   };
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/inode.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | / lazy_static! {
[INFO] [stdout] 45 | |   pub static ref ICACHE: Cache = Cache::new(256);
[INFO] [stdout] 46 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/logging.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / lazy_static! {
[INFO] [stdout] 37 | |   pub static ref LOGGING: Logging = Logging::new();
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/buffer.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / lazy_static! {
[INFO] [stdout] 28 | |   pub static ref BCACHE: Cache = Cache::new(256);
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |   // Block 1 is immutable after file system is created, so we can safely
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   );
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/buffer.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / lazy_static! {
[INFO] [stdout] 28 | |   pub static ref BCACHE: Cache = Cache::new(256);
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |   // Block 1 is immutable after file system is created, so we can safely
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   );
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test`
[INFO] [stdout]   --> src/bitmap.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn test() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot test inner items
[INFO] [stdout]   --> src/bitmap.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     #[test]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnameable_test_items)]` on by default
[INFO] [stdout]    = note: this warning originates in the attribute macro `test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "bf1cb8b4ccd9f7c1a34b3dc2b691f7ff1ac3ae88644e9e863ef81362cba446c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1cb8b4ccd9f7c1a34b3dc2b691f7ff1ac3ae88644e9e863ef81362cba446c9", kill_on_drop: false }`
[INFO] [stdout] bf1cb8b4ccd9f7c1a34b3dc2b691f7ff1ac3ae88644e9e863ef81362cba446c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e55da94052b0d4f8c838426fdc17db5cf08086db8b3395b2ee6c53bf28a3d6e
[INFO] running `Command { std: "docker" "start" "-a" "8e55da94052b0d4f8c838426fdc17db5cf08086db8b3395b2ee6c53bf28a3d6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(specialization)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stderr]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stderr]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/buffer.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / bitflags! {
[INFO] [stderr] 8  | |   struct BufFlags: u32 {
[INFO] [stderr] 9  | |     const VALID = 0b01;
[INFO] [stderr] 10 | |     const DIRTY = 0b10;
[INFO] [stderr] 11 | |   }
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/buffer.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / bitflags! {
[INFO] [stderr] 8  | |   struct BufFlags: u32 {
[INFO] [stderr] 9  | |     const VALID = 0b01;
[INFO] [stderr] 10 | |     const DIRTY = 0b10;
[INFO] [stderr] 11 | |   }
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/disk.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | / lazy_static! {
[INFO] [stderr] 34 | |   pub static ref DISK: DiskService = DiskService {
[INFO] [stderr] 35 | |     channel: Mutex::new(None)
[INFO] [stderr] 36 | |   };
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/inode.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | / lazy_static! {
[INFO] [stderr] 45 | |   pub static ref ICACHE: Cache = Cache::new(256);
[INFO] [stderr] 46 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/logging.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | / lazy_static! {
[INFO] [stderr] 37 | |   pub static ref LOGGING: Logging = Logging::new();
[INFO] [stderr] 38 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/buffer.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | / lazy_static! {
[INFO] [stderr] 28 | |   pub static ref BCACHE: Cache = Cache::new(256);
[INFO] [stderr] 29 | |
[INFO] [stderr] 30 | |   // Block 1 is immutable after file system is created, so we can safely
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |   );
[INFO] [stderr] 35 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test`
[INFO] [stderr]   --> src/bitmap.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn test() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: cannot test inner items
[INFO] [stderr]   --> src/bitmap.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     #[test]
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unnameable_test_items)]` on by default
[INFO] [stderr]    = note: this warning originates in the attribute macro `test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `xv6fs` (lib) generated 9 warnings (2 duplicates)
[INFO] [stderr] warning: `xv6fs` (lib test) generated 11 warnings (9 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.70s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xv6fs-774152e51b62d5ab)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test bitmap::test::test ... ok
[INFO] [stdout] test buffer::test::test4 ... ok
[INFO] [stdout] test util::cast::test::test ... ok
[INFO] [stdout] test disk::test::test ... ok
[INFO] [stdout] test buffer::test::test3 ... ok
[INFO] [stdout] test buffer::test::test1 ... ok
[INFO] [stdout] test buffer::test::test2 ... ok
[INFO] [stdout] test logging::test::test has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "8e55da94052b0d4f8c838426fdc17db5cf08086db8b3395b2ee6c53bf28a3d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e55da94052b0d4f8c838426fdc17db5cf08086db8b3395b2ee6c53bf28a3d6e", kill_on_drop: false }`
[INFO] [stdout] 8e55da94052b0d4f8c838426fdc17db5cf08086db8b3395b2ee6c53bf28a3d6e