[INFO] fetching crate svg_avatars 0.1.3...
[INFO] checking svg_avatars-0.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate svg_avatars 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate svg_avatars 0.1.3
[INFO] finished tweaking crates.io crate svg_avatars 0.1.3
[INFO] tweaked toml for crates.io crate svg_avatars 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate svg_avatars 0.1.3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate svg_avatars 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69987725e80542f6fbfc13ea6ea4ab2f1d8d1c1608d0a7635f75e897e15da0ae
[INFO] running `Command { std: "docker" "start" "-a" "69987725e80542f6fbfc13ea6ea4ab2f1d8d1c1608d0a7635f75e897e15da0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69987725e80542f6fbfc13ea6ea4ab2f1d8d1c1608d0a7635f75e897e15da0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69987725e80542f6fbfc13ea6ea4ab2f1d8d1c1608d0a7635f75e897e15da0ae", kill_on_drop: false }`
[INFO] [stdout] 69987725e80542f6fbfc13ea6ea4ab2f1d8d1c1608d0a7635f75e897e15da0ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82e67637dddf41d32e95cc49142bb1b94ad0f1fb31c9c53a8ac7d73b0177bf91
[INFO] running `Command { std: "docker" "start" "-a" "82e67637dddf41d32e95cc49142bb1b94ad0f1fb31c9c53a8ac7d73b0177bf91", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking svg v0.15.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking svg_avatars v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<[u8; 32], Infallible>
[INFO] [stdout]    --> src/svg_avatar_builder.rs:152:30
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let hash: [u8; 32] = hash.try_into().unwrap();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<[u8; 32], Infallible>
[INFO] [stdout]    --> src/svg_avatar_builder.rs:152:30
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let hash: [u8; 32] = hash.try_into().unwrap();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `svg_avatars` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `svg_avatars` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "82e67637dddf41d32e95cc49142bb1b94ad0f1fb31c9c53a8ac7d73b0177bf91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82e67637dddf41d32e95cc49142bb1b94ad0f1fb31c9c53a8ac7d73b0177bf91", kill_on_drop: false }`
[INFO] [stdout] 82e67637dddf41d32e95cc49142bb1b94ad0f1fb31c9c53a8ac7d73b0177bf91