[INFO] fetching crate rug-fft 0.1.2...
[INFO] checking rug-fft-0.1.2 against try#50d7e48beb74b48bd17c3749bfb73843c9ae0166 for pr-151102
[INFO] extracting crate rug-fft 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rug-fft 0.1.2
[INFO] finished tweaking crates.io crate rug-fft 0.1.2
[INFO] tweaked toml for crates.io crate rug-fft 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rug-fft 0.1.2 on toolchain 50d7e48beb74b48bd17c3749bfb73843c9ae0166
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rug-fft 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e7b9bafd8ff2936393b2de106e083bd0b2e45fadeeb59a3d693780a6fa2e1ab
[INFO] running `Command { std: "docker" "start" "-a" "5e7b9bafd8ff2936393b2de106e083bd0b2e45fadeeb59a3d693780a6fa2e1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e7b9bafd8ff2936393b2de106e083bd0b2e45fadeeb59a3d693780a6fa2e1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7b9bafd8ff2936393b2de106e083bd0b2e45fadeeb59a3d693780a6fa2e1ab", kill_on_drop: false }`
[INFO] [stdout] 5e7b9bafd8ff2936393b2de106e083bd0b2e45fadeeb59a3d693780a6fa2e1ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d433f95b1805105415cdb447fe58b5232e3e0ab754cded8642a2c8229aea112
[INFO] running `Command { std: "docker" "start" "-a" "7d433f95b1805105415cdb447fe58b5232e3e0ab754cded8642a2c8229aea112", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rug v1.13.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]     Checking rug-fft v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rug_fft::*`
[INFO] [stdout]  --> benches/fft.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rug_fft::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 36s
[INFO] running `Command { std: "docker" "inspect" "7d433f95b1805105415cdb447fe58b5232e3e0ab754cded8642a2c8229aea112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d433f95b1805105415cdb447fe58b5232e3e0ab754cded8642a2c8229aea112", kill_on_drop: false }`
[INFO] [stdout] 7d433f95b1805105415cdb447fe58b5232e3e0ab754cded8642a2c8229aea112