[INFO] fetching crate tree-struc 0.1.2...
[INFO] building tree-struc-0.1.2 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate tree-struc 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tree-struc 0.1.2
[INFO] finished tweaking crates.io crate tree-struc 0.1.2
[INFO] tweaked toml for crates.io crate tree-struc 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree-struc 0.1.2 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tree-struc 0.1.2 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ff62128324266ef0d15b00b209ba4128430c4f2ce0f7b6ebc0810abdeae0843
[INFO] running `Command { std: "docker" "start" "-a" "9ff62128324266ef0d15b00b209ba4128430c4f2ce0f7b6ebc0810abdeae0843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff62128324266ef0d15b00b209ba4128430c4f2ce0f7b6ebc0810abdeae0843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff62128324266ef0d15b00b209ba4128430c4f2ce0f7b6ebc0810abdeae0843", kill_on_drop: false }`
[INFO] [stdout] 9ff62128324266ef0d15b00b209ba4128430c4f2ce0f7b6ebc0810abdeae0843
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4318bfb69190f68fa04b98ad01ed9a5cc64df969f67e4300242e56031c2c243
[INFO] running `Command { std: "docker" "start" "-a" "b4318bfb69190f68fa04b98ad01ed9a5cc64df969f67e4300242e56031c2c243", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-struc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::codes::_YELLOW as yellow`
[INFO] [stdout]   --> src/colours.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use self::codes::_YELLOW as yellow;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_BLUE as blue`
[INFO] [stdout]   --> src/colours.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use self::codes::_BLUE as blue;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_CYAN as cyan`
[INFO] [stdout]   --> src/colours.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use self::codes::_CYAN as cyan;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_MAGENTA as magenta`
[INFO] [stdout]   --> src/colours.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use self::codes::_MAGENTA as magenta;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_GRAY as gray`
[INFO] [stdout]   --> src/colours.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use self::codes::_GRAY as gray;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_BOLD as bold`
[INFO] [stdout]   --> src/colours.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use self::codes::_BOLD as bold;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "b4318bfb69190f68fa04b98ad01ed9a5cc64df969f67e4300242e56031c2c243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4318bfb69190f68fa04b98ad01ed9a5cc64df969f67e4300242e56031c2c243", kill_on_drop: false }`
[INFO] [stdout] b4318bfb69190f68fa04b98ad01ed9a5cc64df969f67e4300242e56031c2c243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37fa3e932696d6c86e55592b307b1869839c2d7a12c70e73b7e4d0ec77e47110
[INFO] running `Command { std: "docker" "start" "-a" "37fa3e932696d6c86e55592b307b1869839c2d7a12c70e73b7e4d0ec77e47110", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-struc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::codes::_YELLOW as yellow`
[INFO] [stdout]   --> src/colours.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use self::codes::_YELLOW as yellow;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_BLUE as blue`
[INFO] [stdout]   --> src/colours.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use self::codes::_BLUE as blue;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_CYAN as cyan`
[INFO] [stdout]   --> src/colours.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use self::codes::_CYAN as cyan;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_MAGENTA as magenta`
[INFO] [stdout]   --> src/colours.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use self::codes::_MAGENTA as magenta;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_GRAY as gray`
[INFO] [stdout]   --> src/colours.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use self::codes::_GRAY as gray;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::codes::_BOLD as bold`
[INFO] [stdout]   --> src/colours.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use self::codes::_BOLD as bold;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "37fa3e932696d6c86e55592b307b1869839c2d7a12c70e73b7e4d0ec77e47110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37fa3e932696d6c86e55592b307b1869839c2d7a12c70e73b7e4d0ec77e47110", kill_on_drop: false }`
[INFO] [stdout] 37fa3e932696d6c86e55592b307b1869839c2d7a12c70e73b7e4d0ec77e47110
