[INFO] fetching crate evelyn 0.1.0...
[INFO] checking evelyn-0.1.0 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate evelyn 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate evelyn 0.1.0 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evelyn 0.1.0
[INFO] finished tweaking crates.io crate evelyn 0.1.0
[INFO] tweaked toml for crates.io crate evelyn 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 740c647100b7794dfe5c616e08e30730faf51f18ded15418c0a517cb556c77f4
[INFO] running `Command { std: "docker" "start" "-a" "740c647100b7794dfe5c616e08e30730faf51f18ded15418c0a517cb556c77f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "740c647100b7794dfe5c616e08e30730faf51f18ded15418c0a517cb556c77f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740c647100b7794dfe5c616e08e30730faf51f18ded15418c0a517cb556c77f4", kill_on_drop: false }`
[INFO] [stdout] 740c647100b7794dfe5c616e08e30730faf51f18ded15418c0a517cb556c77f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe9016409cd4031fa574b8a18c6d90aa42bcc60187ea8cac02cdbb375210b8dc
[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" "fe9016409cd4031fa574b8a18c6d90aa42bcc60187ea8cac02cdbb375210b8dc", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking evelyn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `A`
[INFO] [stdout]    --> src/lib.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         A,
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `B`
[INFO] [stdout]    --> src/lib.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         B,
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `A`
[INFO] [stdout]    --> src/lib.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         A,
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `B`
[INFO] [stdout]    --> src/lib.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         B,
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "fe9016409cd4031fa574b8a18c6d90aa42bcc60187ea8cac02cdbb375210b8dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe9016409cd4031fa574b8a18c6d90aa42bcc60187ea8cac02cdbb375210b8dc", kill_on_drop: false }`
[INFO] [stdout] fe9016409cd4031fa574b8a18c6d90aa42bcc60187ea8cac02cdbb375210b8dc