[INFO] fetching crate macmahon 0.1.0...
[INFO] checking macmahon-0.1.0 against try#d83b14207998f47b18a34e930157ac0d7c18b16e for pr-149137
[INFO] extracting crate macmahon 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate macmahon 0.1.0
[INFO] finished tweaking crates.io crate macmahon 0.1.0
[INFO] tweaked toml for crates.io crate macmahon 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate macmahon 0.1.0 on toolchain d83b14207998f47b18a34e930157ac0d7c18b16e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate macmahon 0.1.0 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" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ead8394a01670eb5bea99ab9a1023e08207db923721ddc9683fbd3df460eb2c4
[INFO] running `Command { std: "docker" "start" "-a" "ead8394a01670eb5bea99ab9a1023e08207db923721ddc9683fbd3df460eb2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ead8394a01670eb5bea99ab9a1023e08207db923721ddc9683fbd3df460eb2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead8394a01670eb5bea99ab9a1023e08207db923721ddc9683fbd3df460eb2c4", kill_on_drop: false }`
[INFO] [stdout] ead8394a01670eb5bea99ab9a1023e08207db923721ddc9683fbd3df460eb2c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da46b44fd97b6554c332a2946cce68c172b9245b38ac609fcb3c3910b10d9d7d
[INFO] running `Command { std: "docker" "start" "-a" "da46b44fd97b6554c332a2946cce68c172b9245b38ac609fcb3c3910b10d9d7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking thin-vec v0.2.14
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking buckingham v0.1.0
[INFO] [stderr]    Compiling rhai_codegen v2.2.0
[INFO] [stderr]     Checking rhai v1.21.0
[INFO] [stdout] error: `#[cold]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rhai-1.21.0/src/packages/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     #[cold]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: `#[cold]` can be applied to closures, foreign functions, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rhai` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "da46b44fd97b6554c332a2946cce68c172b9245b38ac609fcb3c3910b10d9d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da46b44fd97b6554c332a2946cce68c172b9245b38ac609fcb3c3910b10d9d7d", kill_on_drop: false }`
[INFO] [stdout] da46b44fd97b6554c332a2946cce68c172b9245b38ac609fcb3c3910b10d9d7d