[INFO] fetching crate duct 0.13.6...
[INFO] checking duct-0.13.6 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate duct 0.13.6 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate duct 0.13.6 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 duct 0.13.6
[INFO] finished tweaking crates.io crate duct 0.13.6
[INFO] tweaked toml for crates.io crate duct 0.13.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate duct 0.13.6 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_pipe v1.1.2
[INFO] [stderr]   Downloaded shared_child v1.0.0
[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] b0c5e81d2069412903f2e4e8b7d1d89fa47e16df621d8645d75e8e1229f9ca11
[INFO] running `Command { std: "docker" "start" "-a" "b0c5e81d2069412903f2e4e8b7d1d89fa47e16df621d8645d75e8e1229f9ca11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0c5e81d2069412903f2e4e8b7d1d89fa47e16df621d8645d75e8e1229f9ca11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c5e81d2069412903f2e4e8b7d1d89fa47e16df621d8645d75e8e1229f9ca11", kill_on_drop: false }`
[INFO] [stdout] b0c5e81d2069412903f2e4e8b7d1d89fa47e16df621d8645d75e8e1229f9ca11
[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] 31ff091f1e210df844bfe08d38ff8b2152ce559fce4fd63a5fd241c550f04af5
[INFO] running `Command { std: "docker" "start" "-a" "31ff091f1e210df844bfe08d38ff8b2152ce559fce4fd63a5fd241c550f04af5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking os_pipe v1.1.2
[INFO] [stderr]     Checking shared_child v1.0.0
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking duct v0.13.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/unix.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     use super::{libc, HandleExt};
[INFO] [stdout]    |                 ^^^^ the item `libc` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "31ff091f1e210df844bfe08d38ff8b2152ce559fce4fd63a5fd241c550f04af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ff091f1e210df844bfe08d38ff8b2152ce559fce4fd63a5fd241c550f04af5", kill_on_drop: false }`
[INFO] [stdout] 31ff091f1e210df844bfe08d38ff8b2152ce559fce4fd63a5fd241c550f04af5
[INFO] checking duct-0.13.6 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2
[INFO] extracting crate duct 0.13.6 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate duct 0.13.6 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate duct 0.13.6
[INFO] finished tweaking crates.io crate duct 0.13.6
[INFO] tweaked toml for crates.io crate duct 0.13.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate duct 0.13.6 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68960fe3dcff27ffb8ab0d7aef21c52c65a520f65c1c15fe7ec9c49b12480d4a
[INFO] running `Command { std: "docker" "start" "-a" "68960fe3dcff27ffb8ab0d7aef21c52c65a520f65c1c15fe7ec9c49b12480d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68960fe3dcff27ffb8ab0d7aef21c52c65a520f65c1c15fe7ec9c49b12480d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68960fe3dcff27ffb8ab0d7aef21c52c65a520f65c1c15fe7ec9c49b12480d4a", kill_on_drop: false }`
[INFO] [stdout] 68960fe3dcff27ffb8ab0d7aef21c52c65a520f65c1c15fe7ec9c49b12480d4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e41d0111a8de99d50401f07d4762ed69ebf8d2b7d709c74fe854fffd61dbd05f
[INFO] running `Command { std: "docker" "start" "-a" "e41d0111a8de99d50401f07d4762ed69ebf8d2b7d709c74fe854fffd61dbd05f", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "e41d0111a8de99d50401f07d4762ed69ebf8d2b7d709c74fe854fffd61dbd05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e41d0111a8de99d50401f07d4762ed69ebf8d2b7d709c74fe854fffd61dbd05f", kill_on_drop: false }`
[INFO] [stdout] e41d0111a8de99d50401f07d4762ed69ebf8d2b7d709c74fe854fffd61dbd05f