[INFO] fetching crate metron_core 0.0.1...
[INFO] checking metron_core-0.0.1 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate metron_core 0.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate metron_core 0.0.1
[INFO] finished tweaking crates.io crate metron_core 0.0.1
[INFO] tweaked toml for crates.io crate metron_core 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metron_core 0.0.1 on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 29a61af2c9226ba3e95650d90ce28ca9de9b38da55e43fe0b377bc7e982d8e83
[INFO] running `Command { std: "docker" "start" "29a61af2c9226ba3e95650d90ce28ca9de9b38da55e43fe0b377bc7e982d8e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29a61af2c9226ba3e95650d90ce28ca9de9b38da55e43fe0b377bc7e982d8e83", 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" "29a61af2c9226ba3e95650d90ce28ca9de9b38da55e43fe0b377bc7e982d8e83" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29a61af2c9226ba3e95650d90ce28ca9de9b38da55e43fe0b377bc7e982d8e83", 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" "29a61af2c9226ba3e95650d90ce28ca9de9b38da55e43fe0b377bc7e982d8e83" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking metron_core v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_bounds)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `once_cell` has been stable since 1.70.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(once_cell)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `N` metron_core
[INFO] [stdout]    --> src/unit/scale/exp.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |             Ordering::Equal => from.num.into(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 129 -             Ordering::Equal => from.num.into(),
[INFO] [stdout] 129 +             Ordering::Equal => from.num,
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 129 -             Ordering::Equal => from.num.into(),
[INFO] [stdout] 129 +             Ordering::Equal => <N as Into<_>>::into(from.num),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metron_core` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_bounds)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `once_cell` has been stable since 1.70.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(once_cell)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `One` is never constructed
[INFO] [stdout]    --> src/unit/scale/exp.rs:150:20
[INFO] [stdout]     |
[INFO] [stdout] 150 |             pub    One[ BP10 =^ E0, BP1000 =^ E0, ],
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `def_exp_scale` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `E0` is never constructed
[INFO] [stdout]    --> src/unit/scale/exp.rs:163:21
[INFO] [stdout]     |
[INFO] [stdout] 163 |             pub     E0[f32 =    0.0, f64 =    0.0,],
[INFO] [stdout]     |                     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `def_exp_scale_exp` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/measure.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |     fn format_default() {
[INFO] [stdout]     |     ------------------- move the `impl` block outside of this function `format_default`
[INFO] [stdout] 272 |         impl crate::fmt::Symbol<()> for USome {
[INFO] [stdout]     |         ^^^^^------------------^^^^^^^^^-----
[INFO] [stdout]     |              |                          |
[INFO] [stdout]     |              |                          `USome` is not local
[INFO] [stdout]     |              `Symbol` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `N` metron_core
[INFO] [stdout]    --> src/unit/scale/exp.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |             Ordering::Equal => from.num.into(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 129 -             Ordering::Equal => from.num.into(),
[INFO] [stdout] 129 +             Ordering::Equal => from.num,
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 129 -             Ordering::Equal => from.num.into(),
[INFO] [stdout] 129 +             Ordering::Equal => <N as Into<_>>::into(from.num),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metron_core` (lib test) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "29a61af2c9226ba3e95650d90ce28ca9de9b38da55e43fe0b377bc7e982d8e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a61af2c9226ba3e95650d90ce28ca9de9b38da55e43fe0b377bc7e982d8e83", kill_on_drop: false }`
[INFO] [stdout] 29a61af2c9226ba3e95650d90ce28ca9de9b38da55e43fe0b377bc7e982d8e83
