[INFO] fetching crate atomic-server 0.23.1...
[INFO] checking atomic-server-0.23.1 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate atomic-server 0.23.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate atomic-server 0.23.1 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atomic-server 0.23.1
[INFO] finished tweaking crates.io crate atomic-server 0.23.1
[INFO] tweaked toml for crates.io crate atomic-server 0.23.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate atomic-server 0.23.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59ab0c9f9f38f0c2617966582fe337655fe49af59679c4218535a22cc7f26753
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "59ab0c9f9f38f0c2617966582fe337655fe49af59679c4218535a22cc7f26753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59ab0c9f9f38f0c2617966582fe337655fe49af59679c4218535a22cc7f26753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ab0c9f9f38f0c2617966582fe337655fe49af59679c4218535a22cc7f26753", kill_on_drop: false }`
[INFO] [stdout] 59ab0c9f9f38f0c2617966582fe337655fe49af59679c4218535a22cc7f26753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a608d1a704f93e39dbbb149a854063530c6ac74bf7fe9528549bcb130af53e40
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a608d1a704f93e39dbbb149a854063530c6ac74bf7fe9528549bcb130af53e40", kill_on_drop: false }`
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[INFO] [stderr]     Checking atomic-server v0.23.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `NT`
[INFO] [stdout]   --> src/content_types.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     NT,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NT`
[INFO] [stdout]   --> src/content_types.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     NT,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 37s
[INFO] running `Command { std: "docker" "inspect" "a608d1a704f93e39dbbb149a854063530c6ac74bf7fe9528549bcb130af53e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a608d1a704f93e39dbbb149a854063530c6ac74bf7fe9528549bcb130af53e40", kill_on_drop: false }`
[INFO] [stdout] a608d1a704f93e39dbbb149a854063530c6ac74bf7fe9528549bcb130af53e40