[INFO] fetching crate unftp-sbe-fs 0.2.3...
[INFO] checking unftp-sbe-fs-0.2.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate unftp-sbe-fs 0.2.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate unftp-sbe-fs 0.2.3 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unftp-sbe-fs 0.2.3
[INFO] finished tweaking crates.io crate unftp-sbe-fs 0.2.3
[INFO] tweaked toml for crates.io crate unftp-sbe-fs 0.2.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate unftp-sbe-fs 0.2.3 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-swap v1.5.0
[INFO] [stderr]   Downloaded oid-registry v0.6.0
[INFO] [stderr]   Downloaded async_ftp v6.0.0
[INFO] [stderr]   Downloaded proxy-protocol v0.5.0
[INFO] [stderr]   Downloaded stfu8 v0.2.5
[INFO] [stderr]   Downloaded moka v0.11.3
[INFO] [stderr]   Downloaded libunftp v0.19.0
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 223647cbdf7b73201d65f7bde04bac52d50375fbdaff2b90cd1e0751a6b5bef0
[INFO] running `Command { std: "docker" "start" "-a" "223647cbdf7b73201d65f7bde04bac52d50375fbdaff2b90cd1e0751a6b5bef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "223647cbdf7b73201d65f7bde04bac52d50375fbdaff2b90cd1e0751a6b5bef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223647cbdf7b73201d65f7bde04bac52d50375fbdaff2b90cd1e0751a6b5bef0", kill_on_drop: false }`
[INFO] [stdout] 223647cbdf7b73201d65f7bde04bac52d50375fbdaff2b90cd1e0751a6b5bef0
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91dae64cfdc19a2007f3a6865bdf45123469ff4b9ee29e75b5c82876dee938cf
[INFO] running `Command { std: "docker" "start" "-a" "91dae64cfdc19a2007f3a6865bdf45123469ff4b9ee29e75b5c82876dee938cf", kill_on_drop: false }`
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[INFO] [stderr]     Checking async_ftp v6.0.0
[INFO] [stderr]     Checking more-asserts v0.3.1
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[INFO] [stderr]     Checking path_abs v0.5.1
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[INFO] [stderr]     Checking unftp-sbe-fs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]  --> src/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::prelude::*;
[INFO] [stdout]   |     ------------------- the item `Write` is already imported here
[INFO] [stdout] 6 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.42s
[INFO] running `Command { std: "docker" "inspect" "91dae64cfdc19a2007f3a6865bdf45123469ff4b9ee29e75b5c82876dee938cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91dae64cfdc19a2007f3a6865bdf45123469ff4b9ee29e75b5c82876dee938cf", kill_on_drop: false }`
[INFO] [stdout] 91dae64cfdc19a2007f3a6865bdf45123469ff4b9ee29e75b5c82876dee938cf