[INFO] fetching crate newtype_derive 0.1.6...
[INFO] testing newtype_derive-0.1.6 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate newtype_derive 0.1.6 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate newtype_derive 0.1.6
[INFO] finished tweaking crates.io crate newtype_derive 0.1.6
[INFO] tweaked toml for crates.io crate newtype_derive 0.1.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate newtype_derive 0.1.6 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding rustc_version v0.1.7 (available: v0.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe0caf2b771d6ee80a0f3af0ea905d5fc1ff8c50d6475eb4c2cbdc6cf56c0c3d
[INFO] running `Command { std: "docker" "start" "-a" "fe0caf2b771d6ee80a0f3af0ea905d5fc1ff8c50d6475eb4c2cbdc6cf56c0c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe0caf2b771d6ee80a0f3af0ea905d5fc1ff8c50d6475eb4c2cbdc6cf56c0c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe0caf2b771d6ee80a0f3af0ea905d5fc1ff8c50d6475eb4c2cbdc6cf56c0c3d", kill_on_drop: false }`
[INFO] [stdout] fe0caf2b771d6ee80a0f3af0ea905d5fc1ff8c50d6475eb4c2cbdc6cf56c0c3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4aecfb521e2b3aee9edf40934f4067472114f8faf7afa89159a82ce67d49559a
[INFO] running `Command { std: "docker" "start" "-a" "4aecfb521e2b3aee9edf40934f4067472114f8faf7afa89159a82ce67d49559a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling newtype_derive v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:594:7
[INFO] [stdout]     |
[INFO] [stdout] 594 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:633:7
[INFO] [stdout]     |
[INFO] [stdout] 633 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:672:7
[INFO] [stdout]     |
[INFO] [stdout] 672 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:711:7
[INFO] [stdout]     |
[INFO] [stdout] 711 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:750:7
[INFO] [stdout]     |
[INFO] [stdout] 750 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:789:7
[INFO] [stdout]     |
[INFO] [stdout] 789 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:828:7
[INFO] [stdout]     |
[INFO] [stdout] 828 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:867:7
[INFO] [stdout]     |
[INFO] [stdout] 867 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:906:7
[INFO] [stdout]     |
[INFO] [stdout] 906 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:945:7
[INFO] [stdout]     |
[INFO] [stdout] 945 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "4aecfb521e2b3aee9edf40934f4067472114f8faf7afa89159a82ce67d49559a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aecfb521e2b3aee9edf40934f4067472114f8faf7afa89159a82ce67d49559a", kill_on_drop: false }`
[INFO] [stdout] 4aecfb521e2b3aee9edf40934f4067472114f8faf7afa89159a82ce67d49559a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eb73de37216a6c82eb1f79c5705bec82b0ec94f9a2d0c26ed5b9915b5f56324
[INFO] running `Command { std: "docker" "start" "-a" "5eb73de37216a6c82eb1f79c5705bec82b0ec94f9a2d0c26ed5b9915b5f56324", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:594:7
[INFO] [stdout]     |
[INFO] [stdout] 594 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:633:7
[INFO] [stdout]     |
[INFO] [stdout] 633 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:672:7
[INFO] [stdout]     |
[INFO] [stdout] 672 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:711:7
[INFO] [stdout]     |
[INFO] [stdout] 711 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:750:7
[INFO] [stdout]     |
[INFO] [stdout] 750 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:789:7
[INFO] [stdout]     |
[INFO] [stdout] 789 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:828:7
[INFO] [stdout]     |
[INFO] [stdout] 828 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:867:7
[INFO] [stdout]     |
[INFO] [stdout] 867 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:906:7
[INFO] [stdout]     |
[INFO] [stdout] 906 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:945:7
[INFO] [stdout]     |
[INFO] [stdout] 945 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling newtype_derive v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:594:7
[INFO] [stdout]     |
[INFO] [stdout] 594 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:633:7
[INFO] [stdout]     |
[INFO] [stdout] 633 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:672:7
[INFO] [stdout]     |
[INFO] [stdout] 672 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:711:7
[INFO] [stdout]     |
[INFO] [stdout] 711 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:750:7
[INFO] [stdout]     |
[INFO] [stdout] 750 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:789:7
[INFO] [stdout]     |
[INFO] [stdout] 789 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:828:7
[INFO] [stdout]     |
[INFO] [stdout] 828 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:867:7
[INFO] [stdout]     |
[INFO] [stdout] 867 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:906:7
[INFO] [stdout]     |
[INFO] [stdout] 906 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]    --> src/lib.rs:945:7
[INFO] [stdout]     |
[INFO] [stdout] 945 | #[cfg(op_assign)]
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stdout]   --> tests/arith_assign.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![cfg(op_assign)]
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "5eb73de37216a6c82eb1f79c5705bec82b0ec94f9a2d0c26ed5b9915b5f56324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb73de37216a6c82eb1f79c5705bec82b0ec94f9a2d0c26ed5b9915b5f56324", kill_on_drop: false }`
[INFO] [stdout] 5eb73de37216a6c82eb1f79c5705bec82b0ec94f9a2d0c26ed5b9915b5f56324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d85c7d693621c25283f48b6e1f5149998667e890a907d5347eed936a64deddd
[INFO] running `Command { std: "docker" "start" "-a" "2d85c7d693621c25283f48b6e1f5149998667e890a907d5347eed936a64deddd", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:594:7
[INFO] [stderr]     |
[INFO] [stderr] 594 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:633:7
[INFO] [stderr]     |
[INFO] [stderr] 633 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:672:7
[INFO] [stderr]     |
[INFO] [stderr] 672 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:711:7
[INFO] [stderr]     |
[INFO] [stderr] 711 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:750:7
[INFO] [stderr]     |
[INFO] [stderr] 750 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:789:7
[INFO] [stderr]     |
[INFO] [stderr] 789 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:828:7
[INFO] [stderr]     |
[INFO] [stderr] 828 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:867:7
[INFO] [stderr]     |
[INFO] [stderr] 867 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:906:7
[INFO] [stderr]     |
[INFO] [stderr] 906 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]    --> src/lib.rs:945:7
[INFO] [stderr]     |
[INFO] [stderr] 945 | #[cfg(op_assign)]
[INFO] [stderr]     |       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `newtype_derive` (lib) generated 10 warnings
[INFO] [stderr] warning: `newtype_derive` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr] warning: unexpected `cfg` condition name: `op_assign`
[INFO] [stderr]   --> tests/arith_assign.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | #![cfg(op_assign)]
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(op_assign)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(op_assign)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `newtype_derive` (test "arith_assign") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/newtype_derive-3c2114c3d0736255)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/arith.rs (/opt/rustwide/target/debug/deps/arith-3dcbb253bae1843b)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_arith ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/arith_assign.rs (/opt/rustwide/target/debug/deps/arith_assign-6b5d88c6f27c0364)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_arith_assign ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/deref_index.rs (/opt/rustwide/target/debug/deps/deref_index-cbb76d1891dd41c8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_deref_index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fmt.rs (/opt/rustwide/target/debug/deps/fmt-55cab9a3a4be9d9a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_fmt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/issue-5-pub-interior-field.rs (/opt/rustwide/target/debug/deps/issue_5_pub_interior_field-6759a15ea3785364)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_pub_interior_fields ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/star_forms.rs (/opt/rustwide/target/debug/deps/star_forms-ae5f1f3edcfccb4f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_arith ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/std_unstable.rs (/opt/rustwide/target/debug/deps/std_unstable-1cfe7e2aa8fd868f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests newtype_derive
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 138) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] test src/lib.rs - (line 126) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d85c7d693621c25283f48b6e1f5149998667e890a907d5347eed936a64deddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d85c7d693621c25283f48b6e1f5149998667e890a907d5347eed936a64deddd", kill_on_drop: false }`
[INFO] [stdout] 2d85c7d693621c25283f48b6e1f5149998667e890a907d5347eed936a64deddd