[INFO] fetching crate nano-http 0.1.5...
[INFO] checking nano-http-0.1.5 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate nano-http 0.1.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nano-http 0.1.5 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nano-http 0.1.5
[INFO] finished tweaking crates.io crate nano-http 0.1.5
[INFO] tweaked toml for crates.io crate nano-http 0.1.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate nano-http 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 927853dfdc91c848a5f70acfc223cc0c131d71dd4558efb04b94c11203c56594
[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" "927853dfdc91c848a5f70acfc223cc0c131d71dd4558efb04b94c11203c56594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "927853dfdc91c848a5f70acfc223cc0c131d71dd4558efb04b94c11203c56594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927853dfdc91c848a5f70acfc223cc0c131d71dd4558efb04b94c11203c56594", kill_on_drop: false }`
[INFO] [stdout] 927853dfdc91c848a5f70acfc223cc0c131d71dd4558efb04b94c11203c56594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76f87c0e1a3a4ce042ef5dd3fb4c0de1c5adbafdb43627e195c6b0954e14c82e
[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" "76f87c0e1a3a4ce042ef5dd3fb4c0de1c5adbafdb43627e195c6b0954e14c82e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]     Checking nano-http v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `content_type`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         content_type,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: try ignoring the field: `content_type: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content_type`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         content_type,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: try ignoring the field: `content_type: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 1m 43s
[INFO] running `Command { std: "docker" "inspect" "76f87c0e1a3a4ce042ef5dd3fb4c0de1c5adbafdb43627e195c6b0954e14c82e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f87c0e1a3a4ce042ef5dd3fb4c0de1c5adbafdb43627e195c6b0954e14c82e", kill_on_drop: false }`
[INFO] [stdout] 76f87c0e1a3a4ce042ef5dd3fb4c0de1c5adbafdb43627e195c6b0954e14c82e