[INFO] fetching crate ndless-async 0.1.2...
[INFO] checking ndless-async-0.1.2 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate ndless-async 0.1.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate ndless-async 0.1.2 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 ndless-async 0.1.2
[INFO] finished tweaking crates.io crate ndless-async 0.1.2
[INFO] tweaked toml for crates.io crate ndless-async 0.1.2 written to /workspace/builds/worker-11/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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 8e40369a34709a61f2c15c019f5ce6b9ecb83076031debc1c65c34fe5320ac54
[INFO] running `Command { std: "docker" "start" "-a" "8e40369a34709a61f2c15c019f5ce6b9ecb83076031debc1c65c34fe5320ac54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e40369a34709a61f2c15c019f5ce6b9ecb83076031debc1c65c34fe5320ac54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e40369a34709a61f2c15c019f5ce6b9ecb83076031debc1c65c34fe5320ac54", kill_on_drop: false }`
[INFO] [stdout] 8e40369a34709a61f2c15c019f5ce6b9ecb83076031debc1c65c34fe5320ac54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] ee131afd8470600bd22b2e8b9de50477984478215c33143945aa8ac6dcbc53bf
[INFO] running `Command { std: "docker" "start" "-a" "ee131afd8470600bd22b2e8b9de50477984478215c33143945aa8ac6dcbc53bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking cty v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ignore-result v0.2.0
[INFO] [stderr]     Checking ndless-static-vars v2.1.0
[INFO] [stderr]     Checking ndless-sys v0.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking cstr_core v0.1.2
[INFO] [stderr]     Checking embedded-ffi v0.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling ndless-macros v0.4.0
[INFO] [stderr]     Checking ndless v0.8.7
[INFO] [stderr]     Checking ndless-async v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `wake_trait` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 | #![feature(wake_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `wake_trait` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 | #![feature(wake_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.16s
[INFO] running `Command { std: "docker" "inspect" "ee131afd8470600bd22b2e8b9de50477984478215c33143945aa8ac6dcbc53bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee131afd8470600bd22b2e8b9de50477984478215c33143945aa8ac6dcbc53bf", kill_on_drop: false }`
[INFO] [stdout] ee131afd8470600bd22b2e8b9de50477984478215c33143945aa8ac6dcbc53bf