[INFO] fetching crate tokio-channel 0.1.0...
[INFO] checking tokio-channel-0.1.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate tokio-channel 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tokio-channel 0.1.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-channel 0.1.0
[INFO] finished tweaking crates.io crate tokio-channel 0.1.0
[INFO] tweaked toml for crates.io crate tokio-channel 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 734f47b2ad3a16a5626b9b8a4e0db79e9ea92dc8b69c57d0a24cabbfa84f07be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "734f47b2ad3a16a5626b9b8a4e0db79e9ea92dc8b69c57d0a24cabbfa84f07be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "734f47b2ad3a16a5626b9b8a4e0db79e9ea92dc8b69c57d0a24cabbfa84f07be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734f47b2ad3a16a5626b9b8a4e0db79e9ea92dc8b69c57d0a24cabbfa84f07be", kill_on_drop: false }`
[INFO] [stdout] 734f47b2ad3a16a5626b9b8a4e0db79e9ea92dc8b69c57d0a24cabbfa84f07be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49bf7a997fa7a343488e68e2fb05da6abbda9dc6e787ff831087bbfa0aaec66f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "49bf7a997fa7a343488e68e2fb05da6abbda9dc6e787ff831087bbfa0aaec66f", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking tokio-channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mpsc/mod.rs:731:49
[INFO] [stdout]     |
[INFO] [stdout] 731 |             let actual = self.inner.num_senders.compare_and_swap(curr, next, SeqCst);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:23
[INFO] [stdout]     |
[INFO] [stdout] 2   | #![deny(missing_docs, warnings, missing_debug_implementations)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-channel`
[INFO] [stdout] error: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mpsc/mod.rs:731:49
[INFO] [stdout]     |
[INFO] [stdout] 731 |             let actual = self.inner.num_senders.compare_and_swap(curr, next, SeqCst);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:23
[INFO] [stdout]     |
[INFO] [stdout] 2   | #![deny(missing_docs, warnings, missing_debug_implementations)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "49bf7a997fa7a343488e68e2fb05da6abbda9dc6e787ff831087bbfa0aaec66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49bf7a997fa7a343488e68e2fb05da6abbda9dc6e787ff831087bbfa0aaec66f", kill_on_drop: false }`
[INFO] [stdout] 49bf7a997fa7a343488e68e2fb05da6abbda9dc6e787ff831087bbfa0aaec66f