[INFO] fetching crate glifparser 2.0.0...
[INFO] checking glifparser-2.0.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate glifparser 2.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate glifparser 2.0.0
[INFO] finished tweaking crates.io crate glifparser 2.0.0
[INFO] tweaked toml for crates.io crate glifparser 2.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate glifparser 2.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 150 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.8)
[INFO] [stderr]       Adding flo_curves v0.6.1 (available: v0.8.0)
[INFO] [stderr]       Adding float-cmp v0.9.0 (available: v0.10.0)
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.8)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding kurbo v0.9.1 (available: v0.9.5)
[INFO] [stderr]       Adding xmltree v0.10.3 (available: v0.12.0)
[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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47df4945551c6de71763318c73f87fa1e9afd46a50a2b2e85adc766424be3e0f
[INFO] running `Command { std: "docker" "start" "-a" "47df4945551c6de71763318c73f87fa1e9afd46a50a2b2e85adc766424be3e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47df4945551c6de71763318c73f87fa1e9afd46a50a2b2e85adc766424be3e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47df4945551c6de71763318c73f87fa1e9afd46a50a2b2e85adc766424be3e0f", kill_on_drop: false }`
[INFO] [stdout] 47df4945551c6de71763318c73f87fa1e9afd46a50a2b2e85adc766424be3e0f
[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 -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] 1037b50e39253736446a09c9a2354168c1d482f034fa5a2865dfe1bcea01b891
[INFO] running `Command { std: "docker" "start" "-a" "1037b50e39253736446a09c9a2354168c1d482f034fa5a2865dfe1bcea01b891", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-emit v0.2.1
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking quick-xml v0.38.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking env_filter v0.1.4
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking xmltree v0.10.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling test-log-macros v0.2.18
[INFO] [stderr]     Checking spline v0.2.0
[INFO] [stderr]     Checking trees v0.4.2
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]    Compiling integer_or_float v0.3.2
[INFO] [stderr]     Checking test-log v0.2.18
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking plist v1.8.0
[INFO] [stderr]     Checking kurbo v0.9.1
[INFO] [stderr]     Checking glifparser v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `SplitKurboPath` is never used
[INFO] [stdout]    --> src/outline/kurbo.rs:129:7
[INFO] [stdout]     |
[INFO] [stdout] 129 | trait SplitKurboPath {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IntoKurboPointsVec` is never used
[INFO] [stdout]    --> src/outline/kurbo.rs:133:7
[INFO] [stdout]     |
[INFO] [stdout] 133 | trait IntoKurboPointsVec {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SplitKurboPath` is never used
[INFO] [stdout]    --> src/outline/kurbo.rs:129:7
[INFO] [stdout]     |
[INFO] [stdout] 129 | trait SplitKurboPath {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IntoKurboPointsVec` is never used
[INFO] [stdout]    --> src/outline/kurbo.rs:133:7
[INFO] [stdout]     |
[INFO] [stdout] 133 | trait IntoKurboPointsVec {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Vec<Point<()>>>, Infallible>
[INFO] [stdout]   --> tests/quad_to_cubic.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let result: Outline<()> = result.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 `glifparser` (test "quad_to_cubic") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1037b50e39253736446a09c9a2354168c1d482f034fa5a2865dfe1bcea01b891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1037b50e39253736446a09c9a2354168c1d482f034fa5a2865dfe1bcea01b891", kill_on_drop: false }`
[INFO] [stdout] 1037b50e39253736446a09c9a2354168c1d482f034fa5a2865dfe1bcea01b891