[INFO] cloning repository https://github.com/Kinflou/ungrammar-extra-crates
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kinflou/ungrammar-extra-crates" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKinflou%2Fungrammar-extra-crates", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKinflou%2Fungrammar-extra-crates'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c79fd9babc38a5fd5399930f72e402fd8dcba877
[INFO] checking Kinflou/ungrammar-extra-crates against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKinflou%2Fungrammar-extra-crates" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Kinflou/ungrammar-extra-crates
[INFO] finished tweaking git repo https://github.com/Kinflou/ungrammar-extra-crates
[INFO] tweaked toml for git repo https://github.com/Kinflou/ungrammar-extra-crates written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Kinflou/ungrammar-extra-crates 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 git repo https://github.com/Kinflou/ungrammar-extra-crates 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 41fe90296e93af6449df8c095b54b5a7215718cf76ea474aa44d1a750e672573
[INFO] running `Command { std: "docker" "start" "-a" "41fe90296e93af6449df8c095b54b5a7215718cf76ea474aa44d1a750e672573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41fe90296e93af6449df8c095b54b5a7215718cf76ea474aa44d1a750e672573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41fe90296e93af6449df8c095b54b5a7215718cf76ea474aa44d1a750e672573", kill_on_drop: false }`
[INFO] [stdout] 41fe90296e93af6449df8c095b54b5a7215718cf76ea474aa44d1a750e672573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 58bc44ebb1921c46b09aa813be3053261e948ab91ea01ac1e97847272b235d76
[INFO] running `Command { std: "docker" "start" "-a" "58bc44ebb1921c46b09aa813be3053261e948ab91ea01ac1e97847272b235d76", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking ungrammar-extra v0.1.0 (/opt/rustwide/workdir/ungrammar-extra)
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]     Checking ungrammar v1.16.1
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling virtue v0.0.16
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking triomphe v0.1.11
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking sptr v0.3.2
[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]     Checking ariadne v0.3.0
[INFO] [stdout] warning: enum `TokenKind` is never used
[INFO] [stdout]   --> ungrammar-extra/tests/kind.rs:45:14
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub enum TokenKind {}
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking ungrammar-extra-derive v0.1.0 (/opt/rustwide/workdir/ungrammar-extra-derive)
[INFO] [stderr]     Checking syn v2.0.52
[INFO] [stderr]     Checking lasso v0.7.2
[INFO] [stderr]     Checking text v0.0.0 (https://github.com/SparkyPotato/yam?rev=ff948ab#ff948abb)
[INFO] [stderr]     Checking ungrammar-gen v0.1.0 (/opt/rustwide/workdir/ungrammar-gen)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> ungrammar-gen/src/generator/gen.rs:113:25
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let token_kind_name = self.token_kind_namespace.parse().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 `ungrammar-gen` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> ungrammar-gen/src/generator/gen.rs:113:25
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let token_kind_name = self.token_kind_namespace.parse().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 `ungrammar-gen` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "58bc44ebb1921c46b09aa813be3053261e948ab91ea01ac1e97847272b235d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58bc44ebb1921c46b09aa813be3053261e948ab91ea01ac1e97847272b235d76", kill_on_drop: false }`
[INFO] [stdout] 58bc44ebb1921c46b09aa813be3053261e948ab91ea01ac1e97847272b235d76