[INFO] cloning repository https://github.com/BTOdell/atomic_ref_box
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BTOdell/atomic_ref_box" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBTOdell%2Fatomic_ref_box", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBTOdell%2Fatomic_ref_box'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3d0dd5d24f91c3b44700f9f9f429fb8fff86ee2
[INFO] checking BTOdell/atomic_ref_box/f3d0dd5d24f91c3b44700f9f9f429fb8fff86ee2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBTOdell%2Fatomic_ref_box" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BTOdell/atomic_ref_box on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BTOdell/atomic_ref_box
[INFO] finished tweaking git repo https://github.com/BTOdell/atomic_ref_box
[INFO] tweaked toml for git repo https://github.com/BTOdell/atomic_ref_box written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BTOdell/atomic_ref_box 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef17d886b19e80964bfc13943a79f202fc0a938760fc813af1b0fcf351cfaab7
[INFO] running `Command { std: "docker" "start" "-a" "ef17d886b19e80964bfc13943a79f202fc0a938760fc813af1b0fcf351cfaab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef17d886b19e80964bfc13943a79f202fc0a938760fc813af1b0fcf351cfaab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef17d886b19e80964bfc13943a79f202fc0a938760fc813af1b0fcf351cfaab7", kill_on_drop: false }`
[INFO] [stdout] ef17d886b19e80964bfc13943a79f202fc0a938760fc813af1b0fcf351cfaab7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 081960b178dea3371cade2bb920ea2c895bb0ebb16e9fe8b20f8520bc08b1250
[INFO] running `Command { std: "docker" "start" "-a" "081960b178dea3371cade2bb920ea2c895bb0ebb16e9fe8b20f8520bc08b1250", kill_on_drop: false }`
[INFO] [stderr]     Checking atomic_ref_box v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> src/lib.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn borrow(this: &Self) -> AtomicRef<T> {
[INFO] [stdout]    |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> src/lib.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn borrow_mut(this: &Self) -> AtomicMutRef<T> {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> src/lib.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn borrow(this: &Self) -> AtomicRef<T> {
[INFO] [stdout]    |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this`
[INFO] [stdout]   --> src/lib.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn borrow_mut(this: &Self) -> AtomicMutRef<T> {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "081960b178dea3371cade2bb920ea2c895bb0ebb16e9fe8b20f8520bc08b1250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "081960b178dea3371cade2bb920ea2c895bb0ebb16e9fe8b20f8520bc08b1250", kill_on_drop: false }`
[INFO] [stdout] 081960b178dea3371cade2bb920ea2c895bb0ebb16e9fe8b20f8520bc08b1250