[INFO] fetching crate alcro 0.5.4...
[INFO] checking alcro-0.5.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate alcro 0.5.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate alcro 0.5.4 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 alcro 0.5.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate alcro 0.5.4
[INFO] tweaked toml for crates.io crate alcro 0.5.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate alcro 0.5.4 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 ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fbaa0a2f99d9a40af566095a648fa5b1b2f878e066904ba1bd1a2c9d066b6f86
[INFO] running `Command { std: "docker" "start" "-a" "fbaa0a2f99d9a40af566095a648fa5b1b2f878e066904ba1bd1a2c9d066b6f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbaa0a2f99d9a40af566095a648fa5b1b2f878e066904ba1bd1a2c9d066b6f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbaa0a2f99d9a40af566095a648fa5b1b2f878e066904ba1bd1a2c9d066b6f86", kill_on_drop: false }`
[INFO] [stdout] fbaa0a2f99d9a40af566095a648fa5b1b2f878e066904ba1bd1a2c9d066b6f86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 974baa3270542237bac0fa1f5a22c3681aae1ec485c8fc9a4e803ce7df8d5515
[INFO] running `Command { std: "docker" "start" "-a" "974baa3270542237bac0fa1f5a22c3681aae1ec485c8fc9a4e803ce7df8d5515", kill_on_drop: false }`
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[INFO] [stderr]     Checking alcro v0.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]   --> src/chrome/os/process_unix.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     result::Result,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Result` is already defined 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] [stderr]     Checking actix-http v2.2.2
[INFO] [stderr]     Checking awc v2.0.3
[INFO] [stderr]     Checking actix-web v3.3.3
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]   --> src/chrome/os/process_unix.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     result::Result,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Result` is already defined 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.40s
[INFO] running `Command { std: "docker" "inspect" "974baa3270542237bac0fa1f5a22c3681aae1ec485c8fc9a4e803ce7df8d5515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "974baa3270542237bac0fa1f5a22c3681aae1ec485c8fc9a4e803ce7df8d5515", kill_on_drop: false }`
[INFO] [stdout] 974baa3270542237bac0fa1f5a22c3681aae1ec485c8fc9a4e803ce7df8d5515