[INFO] cloning repository https://github.com/fdncred/nu_plugin_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fdncred/nu_plugin_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Fnu_plugin_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Fnu_plugin_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50466c37fb1b113f9fd1720f54ba2e4dcfc84e9c
[INFO] building fdncred/nu_plugin_tree against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Fnu_plugin_tree" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fdncred/nu_plugin_tree
[INFO] finished tweaking git repo https://github.com/fdncred/nu_plugin_tree
[INFO] tweaked toml for git repo https://github.com/fdncred/nu_plugin_tree written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fdncred/nu_plugin_tree 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 git repo https://github.com/fdncred/nu_plugin_tree 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ea698ad1c89adf208b2fb960a0dbeaac8ce980bfdc8bca1e38d2877f449bbfb3
[INFO] running `Command { std: "docker" "start" "-a" "ea698ad1c89adf208b2fb960a0dbeaac8ce980bfdc8bca1e38d2877f449bbfb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea698ad1c89adf208b2fb960a0dbeaac8ce980bfdc8bca1e38d2877f449bbfb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea698ad1c89adf208b2fb960a0dbeaac8ce980bfdc8bca1e38d2877f449bbfb3", kill_on_drop: false }`
[INFO] [stdout] ea698ad1c89adf208b2fb960a0dbeaac8ce980bfdc8bca1e38d2877f449bbfb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9d992465af9f6f60d6f781dfdc13a7fd22deb2be3fa826640f6a56c651a8797a
[INFO] running `Command { std: "docker" "start" "-a" "9d992465af9f6f60d6f781dfdc13a7fd22deb2be3fa826640f6a56c651a8797a", kill_on_drop: false }`
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[INFO] [stdout] warning: variant `Never` is never constructed
[INFO] [stdout]   --> src/view.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum ColorChoice {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 30 |     Never,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ColorChoice` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "9d992465af9f6f60d6f781dfdc13a7fd22deb2be3fa826640f6a56c651a8797a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d992465af9f6f60d6f781dfdc13a7fd22deb2be3fa826640f6a56c651a8797a", kill_on_drop: false }`
[INFO] [stdout] 9d992465af9f6f60d6f781dfdc13a7fd22deb2be3fa826640f6a56c651a8797a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3f44170f29cf3f543def993a16cb81f84a58f06ac64aaaba91e649dfb9200704
[INFO] running `Command { std: "docker" "start" "-a" "3f44170f29cf3f543def993a16cb81f84a58f06ac64aaaba91e649dfb9200704", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling tz-rs v0.7.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling nu-plugin-core v0.107.0
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling is_debug v1.1.0
[INFO] [stderr]    Compiling bytesize v1.3.3
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling nu-plugin-engine v0.107.0
[INFO] [stderr]    Compiling nu-plugin v0.107.0
[INFO] [stderr]    Compiling tzdb_data v0.2.2
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling shadow-rs v1.3.0
[INFO] [stderr]    Compiling nu-parser v0.107.0
[INFO] [stderr]    Compiling tzdb v0.7.2
[INFO] [stderr]    Compiling nu-cmd-base v0.107.0
[INFO] [stderr]    Compiling nu-cmd-lang v0.107.0
[INFO] [stderr]    Compiling nu-plugin-test-support v0.107.0
[INFO] [stderr]    Compiling nu_plugin_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Never` is never constructed
[INFO] [stdout]   --> src/view.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum ColorChoice {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 30 |     Never,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ColorChoice` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 31.42s
[INFO] running `Command { std: "docker" "inspect" "3f44170f29cf3f543def993a16cb81f84a58f06ac64aaaba91e649dfb9200704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f44170f29cf3f543def993a16cb81f84a58f06ac64aaaba91e649dfb9200704", kill_on_drop: false }`
[INFO] [stdout] 3f44170f29cf3f543def993a16cb81f84a58f06ac64aaaba91e649dfb9200704