[INFO] fetching crate terees 0.1.0...
[INFO] checking terees-0.1.0 against try#51b1964e35e5e26f8cd938940f0da6f7b5cc54fc for pr-138176
[INFO] extracting crate terees 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] checking terees-0.1.0 against try#51b1964e35e5e26f8cd938940f0da6f7b5cc54fc for pr-138176
[INFO] extracting crate terees 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate terees 0.1.0 on toolchain 51b1964e35e5e26f8cd938940f0da6f7b5cc54fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate terees 0.1.0
[INFO] finished tweaking crates.io crate terees 0.1.0
[INFO] tweaked toml for crates.io crate terees 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7617e4fcf328dfd14c4aafbe0f0e0bcde9c7a5689d1fcad2edd8c087a7cd9d2
[INFO] running `Command { std: "docker" "start" "-a" "a7617e4fcf328dfd14c4aafbe0f0e0bcde9c7a5689d1fcad2edd8c087a7cd9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7617e4fcf328dfd14c4aafbe0f0e0bcde9c7a5689d1fcad2edd8c087a7cd9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7617e4fcf328dfd14c4aafbe0f0e0bcde9c7a5689d1fcad2edd8c087a7cd9d2", kill_on_drop: false }`
[INFO] [stdout] a7617e4fcf328dfd14c4aafbe0f0e0bcde9c7a5689d1fcad2edd8c087a7cd9d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00fe8889927de65235a4c57195f68c3d40490f9f86c4073be429dc4d192e4d8d
[INFO] running `Command { std: "docker" "start" "-a" "00fe8889927de65235a4c57195f68c3d40490f9f86c4073be429dc4d192e4d8d", kill_on_drop: false }`
[INFO] [stderr]     Checking terees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lib.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn delete(&self, key: Self::Item) {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lib.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn delete(&self, key: Self::Item) {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "00fe8889927de65235a4c57195f68c3d40490f9f86c4073be429dc4d192e4d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00fe8889927de65235a4c57195f68c3d40490f9f86c4073be429dc4d192e4d8d", kill_on_drop: false }`
[INFO] [stdout] 00fe8889927de65235a4c57195f68c3d40490f9f86c4073be429dc4d192e4d8d