[INFO] fetching crate ttv-tmi 0.1.1...
[INFO] checking ttv-tmi-0.1.1 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate ttv-tmi 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ttv-tmi 0.1.1 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ttv-tmi 0.1.1
[INFO] finished tweaking crates.io crate ttv-tmi 0.1.1
[INFO] tweaked toml for crates.io crate ttv-tmi 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.4
[INFO] [stderr]   Downloaded oauth2 v4.0.0
[INFO] [stderr]   Downloaded http-client v6.3.5
[INFO] [stderr]   Downloaded flume v0.9.2
[INFO] [stderr]   Downloaded curl v0.4.36
[INFO] [stderr]   Downloaded displaydoc v0.2.1
[INFO] [stderr]   Downloaded serde_repr v0.1.6
[INFO] [stderr]   Downloaded displaydoc v0.1.7
[INFO] [stderr]   Downloaded twitch_api2 v0.5.0-alpha.5
[INFO] [stderr]   Downloaded spinning_top v0.2.3
[INFO] [stderr]   Downloaded sluice v0.5.4
[INFO] [stderr]   Downloaded isahc v0.9.14
[INFO] [stderr]   Downloaded surf v2.2.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]   Downloaded curl-sys v0.4.42+curl-7.76.0
[INFO] [stderr]   Downloaded twitch_oauth2 v0.5.0-beta.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47d96936dd27007d344d623b549937371a0b2ecaafba46d893d5f310a6b52e51
[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" "47d96936dd27007d344d623b549937371a0b2ecaafba46d893d5f310a6b52e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47d96936dd27007d344d623b549937371a0b2ecaafba46d893d5f310a6b52e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d96936dd27007d344d623b549937371a0b2ecaafba46d893d5f310a6b52e51", kill_on_drop: false }`
[INFO] [stdout] 47d96936dd27007d344d623b549937371a0b2ecaafba46d893d5f310a6b52e51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 73bb50a48a275c334908f5a1e92d870def9d4eeb3757e68b6ff8b02e0adb0001
[INFO] running `Command { std: "docker" "start" "-a" "73bb50a48a275c334908f5a1e92d870def9d4eeb3757e68b6ff8b02e0adb0001", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling twitch_api2 v0.5.0-alpha.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling displaydoc v0.1.7
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twitch_api2-0.5.0-alpha.5/src/lib.rs:3:39
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(nightly, feature(doc_cfg, doc_spotlight))]
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `doc_notable_trait`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twitch_api2`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "73bb50a48a275c334908f5a1e92d870def9d4eeb3757e68b6ff8b02e0adb0001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73bb50a48a275c334908f5a1e92d870def9d4eeb3757e68b6ff8b02e0adb0001", kill_on_drop: false }`
[INFO] [stdout] 73bb50a48a275c334908f5a1e92d870def9d4eeb3757e68b6ff8b02e0adb0001