[INFO] fetching crate rust-i18n 3.1.5...
[INFO] checking rust-i18n-3.1.5 against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193
[INFO] extracting crate rust-i18n 3.1.5 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rust-i18n 3.1.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rust-i18n 3.1.5
[INFO] tweaked toml for crates.io crate rust-i18n 3.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-i18n 3.1.5 on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-i18n 3.1.5 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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60faba959eec2b77c77dd57c0daaee49fd5b867646996685d1fe7d8b2acbbe94
[INFO] running `Command { std: "docker" "start" "-a" "60faba959eec2b77c77dd57c0daaee49fd5b867646996685d1fe7d8b2acbbe94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60faba959eec2b77c77dd57c0daaee49fd5b867646996685d1fe7d8b2acbbe94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60faba959eec2b77c77dd57c0daaee49fd5b867646996685d1fe7d8b2acbbe94", kill_on_drop: false }`
[INFO] [stdout] 60faba959eec2b77c77dd57c0daaee49fd5b867646996685d1fe7d8b2acbbe94
[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" "-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58fc2f8ebf2618c4c4689f92549194f12bf1d0bb8835ce25748aea73b07e2c4d
[INFO] running `Command { std: "docker" "start" "-a" "58fc2f8ebf2618c4c4689f92549194f12bf1d0bb8835ce25748aea73b07e2c4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling serde v1.0.205
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[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]    Compiling regex-syntax v0.7.2
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[INFO] [stderr]    Compiling rust-i18n v3.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking clap_builder v4.3.4
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[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking rust-i18n-support v3.1.5
[INFO] [stderr]    Compiling rust-i18n-macro v3.1.5
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> benches/minify_key.rs:93:13
[INFO] [stdout]     |
[INFO] [stdout] 93  | /             format!(
[INFO] [stdout] 94  | |                 r#"Hello {name} %{surname}, your account id is {id}, email address is {email}.
[INFO] [stdout] 95  | |         You live in {city} {zip}.
[INFO] [stdout] 96  | |         Your website is {website}."#,
[INFO] [stdout] ...   |
[INFO] [stdout] 103 | |                 website = "https://snoopy-napkin.name"
[INFO] [stdout] 104 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 93  |             let _ = format!(
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "58fc2f8ebf2618c4c4689f92549194f12bf1d0bb8835ce25748aea73b07e2c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fc2f8ebf2618c4c4689f92549194f12bf1d0bb8835ce25748aea73b07e2c4d", kill_on_drop: false }`
[INFO] [stdout] 58fc2f8ebf2618c4c4689f92549194f12bf1d0bb8835ce25748aea73b07e2c4d