[INFO] cloning repository https://github.com/mmastrac/unsync_channel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmastrac/unsync_channel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmastrac%2Funsync_channel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmastrac%2Funsync_channel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 585bcca2003d4e73802f0ee691b1ae3307ff8acd
[INFO] checking mmastrac/unsync_channel against master#fc5af1813307d25a84d633f21e2e53c9376eb547 for pr-144386
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmastrac%2Funsync_channel" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mmastrac/unsync_channel
[INFO] finished tweaking git repo https://github.com/mmastrac/unsync_channel
[INFO] tweaked toml for git repo https://github.com/mmastrac/unsync_channel written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mmastrac/unsync_channel on toolchain fc5af1813307d25a84d633f21e2e53c9376eb547
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mmastrac/unsync_channel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `dev_dependencies` is deprecated in favor of `dev-dependencies` and will not work in the 2024 edition
[INFO] [stderr] (in the `unsync_channel` package)
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a63493b1fabeb84e06ae9dd1fd6300d38271e6ca47ea84b10e10ad0a64977e55
[INFO] running `Command { std: "docker" "start" "-a" "a63493b1fabeb84e06ae9dd1fd6300d38271e6ca47ea84b10e10ad0a64977e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a63493b1fabeb84e06ae9dd1fd6300d38271e6ca47ea84b10e10ad0a64977e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a63493b1fabeb84e06ae9dd1fd6300d38271e6ca47ea84b10e10ad0a64977e55", kill_on_drop: false }`
[INFO] [stdout] a63493b1fabeb84e06ae9dd1fd6300d38271e6ca47ea84b10e10ad0a64977e55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77e0b7914187fe83ce85d6bbd103155d39e17ac0dd99255436510bea0da5a5cb
[INFO] running `Command { std: "docker" "start" "-a" "77e0b7914187fe83ce85d6bbd103155d39e17ac0dd99255436510bea0da5a5cb", kill_on_drop: false }`
[INFO] [stderr] warning: `dev_dependencies` is deprecated in favor of `dev-dependencies` and will not work in the 2024 edition
[INFO] [stderr] (in the `unsync_channel` package)
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking unsync_channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/spsc/unbuffered.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |             unsafe { Box::from_raw(shared) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |             unsafe { let _ = Box::from_raw(shared); };
[INFO] [stdout]    |                      +++++++                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/spsc/unbuffered.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |             unsafe { Box::from_raw(shared) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |             unsafe { let _ = Box::from_raw(shared); };
[INFO] [stdout]    |                      +++++++                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaBLkkG1"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slab` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "77e0b7914187fe83ce85d6bbd103155d39e17ac0dd99255436510bea0da5a5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77e0b7914187fe83ce85d6bbd103155d39e17ac0dd99255436510bea0da5a5cb", kill_on_drop: false }`
[INFO] [stdout] 77e0b7914187fe83ce85d6bbd103155d39e17ac0dd99255436510bea0da5a5cb