[INFO] fetching crate dev_api 0.1.28...
[INFO] checking dev_api-0.1.28 against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] extracting crate dev_api 0.1.28 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate dev_api 0.1.28
[INFO] finished tweaking crates.io crate dev_api 0.1.28
[INFO] tweaked toml for crates.io crate dev_api 0.1.28 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dev_api 0.1.28 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]      Locking 388 packages to latest compatible versions
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[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.21.0)
[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 }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2571ab6dfddf451ca6534d65defd520c2958895da438ecfc2a0be09be636c891
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[INFO] running `Command { std: "docker" "rm" "-f" "2571ab6dfddf451ca6534d65defd520c2958895da438ecfc2a0be09be636c891", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 }`
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[INFO] running `Command { std: "docker" "start" "-a" "7f79a72e881bc51f8b0c417ce62c61f13d7fa265204db8695073d0ee4eaa92b3", kill_on_drop: false }`
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[INFO] [stderr]     Checking dev_api v0.1.28 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `http`
[INFO] [stdout]  --> src/http.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     http, web, Error,
[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 import: `http`
[INFO] [stdout]  --> src/http.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     http, web, Error,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/http.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut cors = Cors::default()
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/http.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut cors = Cors::default()
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hosts`
[INFO] [stdout]   --> src/http.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let hosts = split_hosts(frontend_host);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hosts`
[INFO] [stdout]   --> src/http.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let hosts = split_hosts(frontend_host);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: sqlx-core v0.5.13
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "7f79a72e881bc51f8b0c417ce62c61f13d7fa265204db8695073d0ee4eaa92b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f79a72e881bc51f8b0c417ce62c61f13d7fa265204db8695073d0ee4eaa92b3", kill_on_drop: false }`
[INFO] [stdout] 7f79a72e881bc51f8b0c417ce62c61f13d7fa265204db8695073d0ee4eaa92b3
