[INFO] fetching crate minify 1.2.0...
[INFO] checking minify-1.2.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate minify 1.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate minify 1.2.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minify 1.2.0
[INFO] finished tweaking crates.io crate minify 1.2.0
[INFO] tweaked toml for crates.io crate minify 1.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04ff77fd54451ca4a2775b674bcb7d064bf147ca680fffd7501b4c29be0ed8e3
[INFO] running `Command { std: "docker" "start" "-a" "04ff77fd54451ca4a2775b674bcb7d064bf147ca680fffd7501b4c29be0ed8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04ff77fd54451ca4a2775b674bcb7d064bf147ca680fffd7501b4c29be0ed8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ff77fd54451ca4a2775b674bcb7d064bf147ca680fffd7501b4c29be0ed8e3", kill_on_drop: false }`
[INFO] [stdout] 04ff77fd54451ca4a2775b674bcb7d064bf147ca680fffd7501b4c29be0ed8e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b64d3b00e97998198807b66290d3ec19b1f4bd91d2c4e5c6798b8cdb99e63d62
[INFO] running `Command { std: "docker" "start" "-a" "b64d3b00e97998198807b66290d3ec19b1f4bd91d2c4e5c6798b8cdb99e63d62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking minify v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused result
[INFO] [stdout]   --> src/html/mod.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | /     minify_from_read(file)
[INFO] [stdout] 82 | |         .read_to_string(&mut actual)
[INFO] [stdout] 83 | |         .expect("error at read");
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     unused_results,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused result
[INFO] [stdout]   --> src/json/mod.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | /     minify_from_read(file)
[INFO] [stdout] 77 | |         .read_to_string(&mut actual)
[INFO] [stdout] 78 | |         .expect("error at read");
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b64d3b00e97998198807b66290d3ec19b1f4bd91d2c4e5c6798b8cdb99e63d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64d3b00e97998198807b66290d3ec19b1f4bd91d2c4e5c6798b8cdb99e63d62", kill_on_drop: false }`
[INFO] [stdout] b64d3b00e97998198807b66290d3ec19b1f4bd91d2c4e5c6798b8cdb99e63d62