[INFO] fetching crate tokio-lk 0.2.2... [INFO] checking tokio-lk-0.2.2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] extracting crate tokio-lk 0.2.2 into /workspace/builds/worker-55/source [INFO] validating manifest of crates.io crate tokio-lk 0.2.2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-lk 0.2.2 [INFO] finished tweaking crates.io crate tokio-lk 0.2.2 [INFO] tweaked toml for crates.io crate tokio-lk 0.2.2 written to /workspace/builds/worker-55/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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_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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] de88f27ebfbb95081316b69cda4d6946bc104070cf3b8c6db6c70793dc5496bc [INFO] running `Command { std: "docker" "start" "-a" "de88f27ebfbb95081316b69cda4d6946bc104070cf3b8c6db6c70793dc5496bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de88f27ebfbb95081316b69cda4d6946bc104070cf3b8c6db6c70793dc5496bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de88f27ebfbb95081316b69cda4d6946bc104070cf3b8c6db6c70793dc5496bc", kill_on_drop: false }` [INFO] [stdout] de88f27ebfbb95081316b69cda4d6946bc104070cf3b8c6db6c70793dc5496bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d34d1c3588599aa5e9b5752ae374adf00b9187faef89fefa141826c55f87bbcc [INFO] running `Command { std: "docker" "start" "-a" "d34d1c3588599aa5e9b5752ae374adf00b9187faef89fefa141826c55f87bbcc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling futures-util v0.3.18 [INFO] [stderr] Checking futures-sink v0.3.18 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling hashbrown v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling futures-macro v0.3.18 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Checking futures-channel v0.3.18 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Compiling const-random-macro v0.1.13 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking const-random v0.1.13 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Checking futures-executor v0.3.18 [INFO] [stderr] Checking futures v0.3.18 [INFO] [stderr] Checking tokio-lk v0.2.2 (/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:66:18 [INFO] [stdout] | [INFO] [stdout] 66 | #![feature(test, specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #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: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:66:18 [INFO] [stdout] | [INFO] [stdout] 66 | #![feature(test, specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.31s [INFO] running `Command { std: "docker" "inspect" "d34d1c3588599aa5e9b5752ae374adf00b9187faef89fefa141826c55f87bbcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d34d1c3588599aa5e9b5752ae374adf00b9187faef89fefa141826c55f87bbcc", kill_on_drop: false }` [INFO] [stdout] d34d1c3588599aa5e9b5752ae374adf00b9187faef89fefa141826c55f87bbcc