[INFO] fetching crate tcolour 0.1.3...
[INFO] checking tcolour-0.1.3 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate tcolour 0.1.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tcolour 0.1.3
[INFO] finished tweaking crates.io crate tcolour 0.1.3
[INFO] tweaked toml for crates.io crate tcolour 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcolour 0.1.3 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tcolour 0.1.3 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastnoise-lite v1.1.1
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[INFO] [stdout] f868ee05dee7d6e3e5e9c9e86b142526233822391c355580d65e99b05d90b252
[INFO] running `Command { std: "docker" "start" "-a" "f868ee05dee7d6e3e5e9c9e86b142526233822391c355580d65e99b05d90b252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f868ee05dee7d6e3e5e9c9e86b142526233822391c355580d65e99b05d90b252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f868ee05dee7d6e3e5e9c9e86b142526233822391c355580d65e99b05d90b252", kill_on_drop: false }`
[INFO] [stdout] f868ee05dee7d6e3e5e9c9e86b142526233822391c355580d65e99b05d90b252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7645f352b0ef316665e8a96383ff6a30e0110e01e7b8fbed353b6552860c65b
[INFO] running `Command { std: "docker" "start" "-a" "a7645f352b0ef316665e8a96383ff6a30e0110e01e7b8fbed353b6552860c65b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libc v0.2.171
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[INFO] [stdout] error[E0599]: no function or associated item named `random` found for struct `colour::Colour` in the current scope
[INFO] [stdout]    --> src/colour.rs:831:36
[INFO] [stdout]     |
[INFO] [stdout]  26 | pub struct Colour {
[INFO] [stdout]     | ----------------- function or associated item `random` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 831 |                 let base = Colour::random();
[INFO] [stdout]     |                                    ^^^^^^ function or associated item not found in `colour::Colour`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `colour::Colour` consider using one of the following associated functions:
[INFO] [stdout]       colour::Colour::new
[INFO] [stdout]       colour::Colour::grey
[INFO] [stdout]       colour::Colour::red
[INFO] [stdout]       colour::Colour::green
[INFO] [stdout]       and 6 others
[INFO] [stdout]    --> src/colour.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn new(r: f64, g: f64, b: f64, a: f64) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn grey(grey: f64) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn red(red: f64) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn green(green: f64) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `random` found for struct `colour::Colour` in the current scope
[INFO] [stdout]    --> src/colour.rs:832:37
[INFO] [stdout]     |
[INFO] [stdout]  26 | pub struct Colour {
[INFO] [stdout]     | ----------------- function or associated item `random` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 832 |                 let blend = Colour::random();
[INFO] [stdout]     |                                     ^^^^^^ function or associated item not found in `colour::Colour`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `colour::Colour` consider using one of the following associated functions:
[INFO] [stdout]       colour::Colour::new
[INFO] [stdout]       colour::Colour::grey
[INFO] [stdout]       colour::Colour::red
[INFO] [stdout]       colour::Colour::green
[INFO] [stdout]       and 6 others
[INFO] [stdout]    --> src/colour.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn new(r: f64, g: f64, b: f64, a: f64) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn grey(grey: f64) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn red(red: f64) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn green(green: f64) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tcolour` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a7645f352b0ef316665e8a96383ff6a30e0110e01e7b8fbed353b6552860c65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7645f352b0ef316665e8a96383ff6a30e0110e01e7b8fbed353b6552860c65b", kill_on_drop: false }`
[INFO] [stdout] a7645f352b0ef316665e8a96383ff6a30e0110e01e7b8fbed353b6552860c65b