[INFO] fetching crate reductor 0.0.12...
[INFO] checking reductor-0.0.12 against try#d0ab665d12770dbaae620b539ee4319b83445f45 for pr-133502-24
[INFO] extracting crate reductor 0.0.12 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate reductor 0.0.12
[INFO] finished tweaking crates.io crate reductor 0.0.12
[INFO] tweaked toml for crates.io crate reductor 0.0.12 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate reductor 0.0.12 on toolchain d0ab665d12770dbaae620b539ee4319b83445f45
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "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" "+d0ab665d12770dbaae620b539ee4319b83445f45" "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" "+d0ab665d12770dbaae620b539ee4319b83445f45" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f71b9af4e742d4bfcb6d0eff24cd2ac7a58187bb7096d75f077c565e7a014c58
[INFO] running `Command { std: "docker" "start" "f71b9af4e742d4bfcb6d0eff24cd2ac7a58187bb7096d75f077c565e7a014c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f71b9af4e742d4bfcb6d0eff24cd2ac7a58187bb7096d75f077c565e7a014c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f71b9af4e742d4bfcb6d0eff24cd2ac7a58187bb7096d75f077c565e7a014c58" "/opt/rustwide/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f71b9af4e742d4bfcb6d0eff24cd2ac7a58187bb7096d75f077c565e7a014c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f71b9af4e742d4bfcb6d0eff24cd2ac7a58187bb7096d75f077c565e7a014c58" "/opt/rustwide/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking reductor v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/reductors/mean.rs:71:36
[INFO] [stdout]    |
[INFO] [stdout] 71 |                     .reduce_with::<Option<_>>()
[INFO] [stdout]    |                      -----------   ^^^^^^^^^ the trait `From<f64>` is not implemented for `f32`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      required by a bound introduced by this call
[INFO] [stdout] ...
[INFO] [stdout] 77 |         test!(f32);
[INFO] [stdout]    |         ---------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: `f32` implements trait `From<T>`:
[INFO] [stdout]              From<bool>
[INFO] [stdout]              From<f16>
[INFO] [stdout]              From<i16>
[INFO] [stdout]              From<i8>
[INFO] [stdout]              From<u16>
[INFO] [stdout]              From<u8>
[INFO] [stdout]    = note: required for `f64` to implement `Into<f32>`
[INFO] [stdout] note: required for `mean::Mean<f32>` to implement `reductor::Reductor<f64>`
[INFO] [stdout]   --> src/reductors/mean.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |         impl<T> Reductor<T> for Mean<$f>
[INFO] [stdout]    |                 ^^^^^^^^^^^     ^^^^^^^^
[INFO] [stdout] 30 |         where
[INFO] [stdout] 31 |             T: Into<$f>,
[INFO] [stdout]    |                -------- unsatisfied trait bound introduced here
[INFO] [stdout] ...
[INFO] [stdout] 56 | impl_mean!(f32);
[INFO] [stdout]    | --------------- in this macro invocation
[INFO] [stdout]    = note: 1 redundant requirement hidden
[INFO] [stdout]    = note: required for `Option<mean::Mean<f32>>` to implement `reductor::Reductor<f64>`
[INFO] [stdout] note: required by a bound in `Reduce::reduce_with`
[INFO] [stdout]   --> src/iter.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  8 |     fn reduce_with<R>(self) -> R
[INFO] [stdout]    |        ----------- required by a bound in this associated function
[INFO] [stdout]  9 |     where
[INFO] [stdout] 10 |         R: Reductor<Self::Item>,
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^ required by this bound in `Reduce::reduce_with`
[INFO] [stdout]    = note: this error originates in the macro `test` which comes from the expansion of the macro `impl_mean` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/reductors/mean.rs:69:40
[INFO] [stdout]    |
[INFO] [stdout] 69 |                   let Mean::<$f>(mean) = [0.48, 3., 2.64]
[INFO] [stdout]    |  ________________________________________^
[INFO] [stdout] 70 | |                     .into_iter()
[INFO] [stdout] 71 | |                     .reduce_with::<Option<_>>()
[INFO] [stdout]    | |_______________________________________________^ the trait `From<f64>` is not implemented for `f32`
[INFO] [stdout] ...
[INFO] [stdout] 77 |           test!(f32);
[INFO] [stdout]    |           ---------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: `f32` implements trait `From<T>`:
[INFO] [stdout]              From<bool>
[INFO] [stdout]              From<f16>
[INFO] [stdout]              From<i16>
[INFO] [stdout]              From<i8>
[INFO] [stdout]              From<u16>
[INFO] [stdout]              From<u8>
[INFO] [stdout]    = note: required for `f64` to implement `Into<f32>`
[INFO] [stdout] note: required for `mean::Mean<f32>` to implement `reductor::Reductor<f64>`
[INFO] [stdout]   --> src/reductors/mean.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |         impl<T> Reductor<T> for Mean<$f>
[INFO] [stdout]    |                 ^^^^^^^^^^^     ^^^^^^^^
[INFO] [stdout] 30 |         where
[INFO] [stdout] 31 |             T: Into<$f>,
[INFO] [stdout]    |                -------- unsatisfied trait bound introduced here
[INFO] [stdout] ...
[INFO] [stdout] 56 | impl_mean!(f32);
[INFO] [stdout]    | --------------- in this macro invocation
[INFO] [stdout]    = note: 1 redundant requirement hidden
[INFO] [stdout]    = note: required for `Option<mean::Mean<f32>>` to implement `reductor::Reductor<f64>`
[INFO] [stdout]    = note: this error originates in the macro `test` which comes from the expansion of the macro `impl_mean` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reductor` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f71b9af4e742d4bfcb6d0eff24cd2ac7a58187bb7096d75f077c565e7a014c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f71b9af4e742d4bfcb6d0eff24cd2ac7a58187bb7096d75f077c565e7a014c58", kill_on_drop: false }`
[INFO] [stdout] f71b9af4e742d4bfcb6d0eff24cd2ac7a58187bb7096d75f077c565e7a014c58
