[INFO] fetching crate color-convert 0.1.0...
[INFO] checking color-convert-0.1.0 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate color-convert 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate color-convert 0.1.0 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate color-convert 0.1.0
[INFO] finished tweaking crates.io crate color-convert 0.1.0
[INFO] tweaked toml for crates.io crate color-convert 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", 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] 93f2809cce43167fbc4cd9d1b648343446ba6253ce7e463cf49dbf85dcd211ff
[INFO] running `Command { std: "docker" "start" "-a" "93f2809cce43167fbc4cd9d1b648343446ba6253ce7e463cf49dbf85dcd211ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93f2809cce43167fbc4cd9d1b648343446ba6253ce7e463cf49dbf85dcd211ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f2809cce43167fbc4cd9d1b648343446ba6253ce7e463cf49dbf85dcd211ff", kill_on_drop: false }`
[INFO] [stdout] 93f2809cce43167fbc4cd9d1b648343446ba6253ce7e463cf49dbf85dcd211ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9d4bbe7945594bbecf31648cfa32a3b757a425b43b34a269374c4c34f420318
[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" "b9d4bbe7945594bbecf31648cfa32a3b757a425b43b34a269374c4c34f420318", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking color-convert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/handles/hex.rs:48:90
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let data = (map::map_hex(hex_vec[6]) * 16 + map::map_hex(hex_vec[7])) as f32 / 255f32;;
[INFO] [stdout]    |                                                                                                   ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/handles/hex.rs:48:90
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let data = (map::map_hex(hex_vec[6]) * 16 + map::map_hex(hex_vec[7])) as f32 / 255f32;;
[INFO] [stdout]    |                                                                                                   ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handles/hsl.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut s = utils::convert_alpha_value_to_number(&value["s"]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handles/hsl.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut l = utils::convert_alpha_value_to_number(&value["l"]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handles/hsl.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut s = utils::convert_alpha_value_to_number(&value["s"]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/handles/hsl.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let mut l = utils::convert_alpha_value_to_number(&value["l"]);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.61s
[INFO] running `Command { std: "docker" "inspect" "b9d4bbe7945594bbecf31648cfa32a3b757a425b43b34a269374c4c34f420318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9d4bbe7945594bbecf31648cfa32a3b757a425b43b34a269374c4c34f420318", kill_on_drop: false }`
[INFO] [stdout] b9d4bbe7945594bbecf31648cfa32a3b757a425b43b34a269374c4c34f420318