[INFO] fetching crate plurals 0.4.0...
[INFO] checking plurals-0.4.0 against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723
[INFO] extracting crate plurals 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate plurals 0.4.0 on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plurals 0.4.0
[INFO] finished tweaking crates.io crate plurals 0.4.0
[INFO] tweaked toml for crates.io crate plurals 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a794da36f36fd7d57b8f1496407cec974a5f3ed21b5a6d784005caa46592cac2
[INFO] running `Command { std: "docker" "start" "-a" "a794da36f36fd7d57b8f1496407cec974a5f3ed21b5a6d784005caa46592cac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a794da36f36fd7d57b8f1496407cec974a5f3ed21b5a6d784005caa46592cac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a794da36f36fd7d57b8f1496407cec974a5f3ed21b5a6d784005caa46592cac2", kill_on_drop: false }`
[INFO] [stdout] a794da36f36fd7d57b8f1496407cec974a5f3ed21b5a6d784005caa46592cac2
[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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 449fc43f57476ff4d3c94ed293bc4f4b6a0ae1eb0cc310a3ddd4eb03bc41fa82
[INFO] running `Command { std: "docker" "start" "-a" "449fc43f57476ff4d3c94ed293bc4f4b6a0ae1eb0cc310a3ddd4eb03bc41fa82", kill_on_drop: false }`
[INFO] [stderr]     Checking plurals v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/root.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     f32, test_impl_plural_for_languages_with_f32,
[INFO] [stdout]     |     ^^^ the trait `From<f64>` is not implemented for `f32`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `From<T>`:
[INFO] [stdout]               `f32` implements `From<bool>`
[INFO] [stdout]               `f32` implements `From<f16>`
[INFO] [stdout]               `f32` implements `From<i16>`
[INFO] [stdout]               `f32` implements `From<i8>`
[INFO] [stdout]               `f32` implements `From<u16>`
[INFO] [stdout]               `f32` implements `From<u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `plurals` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "449fc43f57476ff4d3c94ed293bc4f4b6a0ae1eb0cc310a3ddd4eb03bc41fa82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449fc43f57476ff4d3c94ed293bc4f4b6a0ae1eb0cc310a3ddd4eb03bc41fa82", kill_on_drop: false }`
[INFO] [stdout] 449fc43f57476ff4d3c94ed293bc4f4b6a0ae1eb0cc310a3ddd4eb03bc41fa82