[INFO] fetching crate hash2curve 0.1.0...
[INFO] checking hash2curve-0.1.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate hash2curve 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate hash2curve 0.1.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hash2curve 0.1.0
[INFO] finished tweaking crates.io crate hash2curve 0.1.0
[INFO] tweaked toml for crates.io crate hash2curve 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b58e3158658730a7da179b7a8723fcdf8c425f22dda7b7d7e8581df3e339286
[INFO] running `Command { std: "docker" "start" "-a" "3b58e3158658730a7da179b7a8723fcdf8c425f22dda7b7d7e8581df3e339286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b58e3158658730a7da179b7a8723fcdf8c425f22dda7b7d7e8581df3e339286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b58e3158658730a7da179b7a8723fcdf8c425f22dda7b7d7e8581df3e339286", kill_on_drop: false }`
[INFO] [stdout] 3b58e3158658730a7da179b7a8723fcdf8c425f22dda7b7d7e8581df3e339286
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93be7f835a5416c5982b1ea94b019f5ea82698100164c3a0c0d951d38fcc76cf
[INFO] running `Command { std: "docker" "start" "-a" "93be7f835a5416c5982b1ea94b019f5ea82698100164c3a0c0d951d38fcc76cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking hash2curve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unused imports: `Display`, `Result as FmtResult`, `self`
[INFO] [stdout]   --> src/lib.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub use self::core::fmt::{self, Debug, Display, Result as FmtResult};
[INFO] [stdout]    |                               ^^^^         ^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout] 2  |     warnings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `self`
[INFO] [stdout]   --> src/lib.rs:40:34
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub use self::core::marker::{self, PhantomData};
[INFO] [stdout]    |                                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused imports: `Option`, `self`
[INFO] [stdout]   --> src/lib.rs:41:34
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub use self::core::option::{self, Option};
[INFO] [stdout]    |                                  ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused imports: `Result`, `self`
[INFO] [stdout]   --> src/lib.rs:42:34
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub use self::core::result::{self, Result};
[INFO] [stdout]    |                                  ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused imports: `u32`, `u64`
[INFO] [stdout]   --> src/lib.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub use self::core::{u32, u64, usize};
[INFO] [stdout]    |                          ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused imports: `Display`, `Result as FmtResult`, `self`
[INFO] [stdout]   --> src/lib.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub use self::core::fmt::{self, Debug, Display, Result as FmtResult};
[INFO] [stdout]    |                               ^^^^         ^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout] 2  |     warnings,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `self`
[INFO] [stdout]   --> src/lib.rs:40:34
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub use self::core::marker::{self, PhantomData};
[INFO] [stdout]    |                                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused imports: `Option`, `self`
[INFO] [stdout]   --> src/lib.rs:41:34
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub use self::core::option::{self, Option};
[INFO] [stdout]    |                                  ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused imports: `Result`, `self`
[INFO] [stdout]   --> src/lib.rs:42:34
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub use self::core::result::{self, Result};
[INFO] [stdout]    |                                  ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused imports: `u32`, `u64`
[INFO] [stdout]   --> src/lib.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub use self::core::{u32, u64, usize};
[INFO] [stdout]    |                          ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hash2curve` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hash2curve` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "93be7f835a5416c5982b1ea94b019f5ea82698100164c3a0c0d951d38fcc76cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93be7f835a5416c5982b1ea94b019f5ea82698100164c3a0c0d951d38fcc76cf", kill_on_drop: false }`
[INFO] [stdout] 93be7f835a5416c5982b1ea94b019f5ea82698100164c3a0c0d951d38fcc76cf