[INFO] cloning repository https://github.com/flags-gg/flags-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flags-gg/flags-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflags-gg%2Fflags-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflags-gg%2Fflags-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6768af1e0f6a92d2af9273bec5c2393039534229
[INFO] checking flags-gg/flags-rs against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflags-gg%2Fflags-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/flags-gg/flags-rs
[INFO] finished tweaking git repo https://github.com/flags-gg/flags-rs
[INFO] tweaked toml for git repo https://github.com/flags-gg/flags-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/flags-gg/flags-rs on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/flags-gg/flags-rs 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" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.6
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfaa2379548102a4ec65cbfc2d5a278c66f27700491f3bb86635395bf2b25765
[INFO] running `Command { std: "docker" "start" "-a" "bfaa2379548102a4ec65cbfc2d5a278c66f27700491f3bb86635395bf2b25765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfaa2379548102a4ec65cbfc2d5a278c66f27700491f3bb86635395bf2b25765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfaa2379548102a4ec65cbfc2d5a278c66f27700491f3bb86635395bf2b25765", kill_on_drop: false }`
[INFO] [stdout] bfaa2379548102a4ec65cbfc2d5a278c66f27700491f3bb86635395bf2b25765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c277dd108471c403525c75178bafa53b48202296f8fb9b7bce30ce043df8c56f
[INFO] running `Command { std: "docker" "start" "-a" "c277dd108471c403525c75178bafa53b48202296f8fb9b7bce30ce043df8c56f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling aws-lc-rs v1.15.2
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[INFO] [stderr]     Checking flags-rs v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Request`, `Response`, and `StatusCode`
[INFO] [stdout]  --> examples/tower_middleware.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use http::{Request, Response, StatusCode};
[INFO] [stdout]   |            ^^^^^^^  ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BodyExt`, `Empty`, and `Full`
[INFO] [stdout]  --> examples/tower_middleware.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use http_body_util::{BodyExt, Empty, Full};
[INFO] [stdout]   |                      ^^^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::Infallible`
[INFO] [stdout]  --> examples/tower_middleware.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::convert::Infallible;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ServiceBuilder` and `ServiceExt`
[INFO] [stdout]  --> examples/tower_middleware.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tower::{ServiceBuilder, ServiceExt};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> examples/tower_middleware.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.85s
[INFO] running `Command { std: "docker" "inspect" "c277dd108471c403525c75178bafa53b48202296f8fb9b7bce30ce043df8c56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c277dd108471c403525c75178bafa53b48202296f8fb9b7bce30ce043df8c56f", kill_on_drop: false }`
[INFO] [stdout] c277dd108471c403525c75178bafa53b48202296f8fb9b7bce30ce043df8c56f
