[INFO] fetching crate aflak_cake 0.0.3...
[INFO] checking aflak_cake-0.0.3 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate aflak_cake 0.0.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate aflak_cake 0.0.3 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aflak_cake 0.0.3
[INFO] finished tweaking crates.io crate aflak_cake 0.0.3
[INFO] tweaked toml for crates.io crate aflak_cake 0.0.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded boow v0.1.3
[INFO] [stderr]   Downloaded syn v0.12.15
[INFO] [stderr]   Downloaded ron v0.2.2
[INFO] [stderr]   Downloaded proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded variant_name_derive v0.0.1
[INFO] [stderr]   Downloaded variant_name v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48d7c62124b4684d3c76c5f09b3dc621fa0097dc73e6d1e22d4e7928ea608826
[INFO] running `Command { std: "docker" "start" "-a" "48d7c62124b4684d3c76c5f09b3dc621fa0097dc73e6d1e22d4e7928ea608826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48d7c62124b4684d3c76c5f09b3dc621fa0097dc73e6d1e22d4e7928ea608826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d7c62124b4684d3c76c5f09b3dc621fa0097dc73e6d1e22d4e7928ea608826", kill_on_drop: false }`
[INFO] [stdout] 48d7c62124b4684d3c76c5f09b3dc621fa0097dc73e6d1e22d4e7928ea608826
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc546bcb52a1c4dc5d36cbf38bd32f17e9d575b817ffe116c1b62045f32794d3
[INFO] running `Command { std: "docker" "start" "-a" "fc546bcb52a1c4dc5d36cbf38bd32f17e9d575b817ffe116c1b62045f32794d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking variant_name v0.0.1
[INFO] [stderr]     Checking boow v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling variant_name_derive v0.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking ron v0.2.2
[INFO] [stderr]     Checking aflak_cake v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `rayon` is imported redundantly
[INFO] [stdout]  --> src/dst/compute.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rayon;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate rayon;
[INFO] [stdout]   | ------------------- the item `rayon` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/serialize.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `VariantName` is imported redundantly
[INFO] [stdout]  --> tests/support/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use aflak_cake::*;
[INFO] [stdout]   |         ------------- the item `VariantName` is already imported here
[INFO] [stdout] 2 | use variant_name::VariantName;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DeserTransform` is imported redundantly
[INFO] [stdout]   --> tests/serialize.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use support::*;
[INFO] [stdout]    |     ---------- the item `DeserTransform` is already imported here
[INFO] [stdout] 15 |
[INFO] [stdout] 16 | use aflak_cake::{DeserTransform, SerialTransform};
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `SerialTransform` is imported redundantly
[INFO] [stdout]   --> tests/serialize.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 14 | use support::*;
[INFO] [stdout]    |     ---------- the item `SerialTransform` is already imported here
[INFO] [stdout] 15 |
[INFO] [stdout] 16 | use aflak_cake::{DeserTransform, SerialTransform};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/algo.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `VariantName` is imported redundantly
[INFO] [stdout]  --> tests/support/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use aflak_cake::*;
[INFO] [stdout]   |         ------------- the item `VariantName` is already imported here
[INFO] [stdout] 2 | use variant_name::VariantName;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rayon` is imported redundantly
[INFO] [stdout]  --> src/dst/compute.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rayon;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate rayon;
[INFO] [stdout]   | ------------------- the item `rayon` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/dst.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `VariantName` is imported redundantly
[INFO] [stdout]  --> tests/support/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use aflak_cake::*;
[INFO] [stdout]   |         ------------- the item `VariantName` is already imported here
[INFO] [stdout] 2 | use variant_name::VariantName;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.76s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.15
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "fc546bcb52a1c4dc5d36cbf38bd32f17e9d575b817ffe116c1b62045f32794d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc546bcb52a1c4dc5d36cbf38bd32f17e9d575b817ffe116c1b62045f32794d3", kill_on_drop: false }`
[INFO] [stdout] fc546bcb52a1c4dc5d36cbf38bd32f17e9d575b817ffe116c1b62045f32794d3
