[INFO] fetching crate fire-log-to-stdout 0.1.3...
[INFO] checking fire-log-to-stdout-0.1.3 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate fire-log-to-stdout 0.1.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate fire-log-to-stdout 0.1.3 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fire-log-to-stdout 0.1.3
[INFO] finished tweaking crates.io crate fire-log-to-stdout 0.1.3
[INFO] tweaked toml for crates.io crate fire-log-to-stdout 0.1.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a7ea815d45a131d6939470f1f2f1f12ce167df5c5260603fba6f39adb50661e
[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" "1a7ea815d45a131d6939470f1f2f1f12ce167df5c5260603fba6f39adb50661e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a7ea815d45a131d6939470f1f2f1f12ce167df5c5260603fba6f39adb50661e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7ea815d45a131d6939470f1f2f1f12ce167df5c5260603fba6f39adb50661e", kill_on_drop: false }`
[INFO] [stdout] 1a7ea815d45a131d6939470f1f2f1f12ce167df5c5260603fba6f39adb50661e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9cac4291af1bbd372d583b9e1867429184cfe77b663f17f58898ba196564617
[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" "f9cac4291af1bbd372d583b9e1867429184cfe77b663f17f58898ba196564617", kill_on_drop: false }`
[INFO] [stderr]     Checking fire-log-to-stdout v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `No`
[INFO] [stdout]    --> src/lib.rs:266:4
[INFO] [stdout]     |
[INFO] [stdout] 266 |             No
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "f9cac4291af1bbd372d583b9e1867429184cfe77b663f17f58898ba196564617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9cac4291af1bbd372d583b9e1867429184cfe77b663f17f58898ba196564617", kill_on_drop: false }`
[INFO] [stdout] f9cac4291af1bbd372d583b9e1867429184cfe77b663f17f58898ba196564617