[INFO] fetching crate twitchchat 0.14.8...
[INFO] checking twitchchat-0.14.8 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate twitchchat 0.14.8 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate twitchchat 0.14.8 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twitchchat 0.14.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate twitchchat 0.14.8
[INFO] tweaked toml for crates.io crate twitchchat 0.14.8 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate twitchchat 0.14.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmp-serde v0.14.4
[INFO] [stderr]   Downloaded async-process v1.0.1
[INFO] [stderr]   Downloaded async-io v1.1.10
[INFO] [stderr]   Downloaded async-global-executor v1.4.2
[INFO] [stderr]   Downloaded smol v1.2.4
[INFO] [stderr]   Downloaded rmp v0.8.9
[INFO] [stderr]   Downloaded tokio-native-tls v0.1.0
[INFO] [stderr]   Downloaded futures-lite v1.11.2
[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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cd11b7f46ae1d89170c1a1fd31c67fbfd874de609be4586aa41fe2d0f19ec7b
[INFO] running `Command { std: "docker" "start" "-a" "1cd11b7f46ae1d89170c1a1fd31c67fbfd874de609be4586aa41fe2d0f19ec7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cd11b7f46ae1d89170c1a1fd31c67fbfd874de609be4586aa41fe2d0f19ec7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd11b7f46ae1d89170c1a1fd31c67fbfd874de609be4586aa41fe2d0f19ec7b", kill_on_drop: false }`
[INFO] [stdout] 1cd11b7f46ae1d89170c1a1fd31c67fbfd874de609be4586aa41fe2d0f19ec7b
[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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cac1809bf61cafe8736c43d0768895ed8fd9988db32078f5c14eba27c1d4e097
[INFO] running `Command { std: "docker" "start" "-a" "cac1809bf61cafe8736c43d0768895ed8fd9988db32078f5c14eba27c1d4e097", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking twitchchat v0.14.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.01s
[INFO] running `Command { std: "docker" "inspect" "cac1809bf61cafe8736c43d0768895ed8fd9988db32078f5c14eba27c1d4e097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac1809bf61cafe8736c43d0768895ed8fd9988db32078f5c14eba27c1d4e097", kill_on_drop: false }`
[INFO] [stdout] cac1809bf61cafe8736c43d0768895ed8fd9988db32078f5c14eba27c1d4e097