[INFO] cloning repository https://github.com/blueWhale903/learning-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blueWhale903/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FblueWhale903%2Flearning-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FblueWhale903%2Flearning-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8a12a873b86112aec6c32eef49dc066a7c6dcda9 [INFO] checking blueWhale903/learning-rust against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FblueWhale903%2Flearning-rust" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/blueWhale903/learning-rust on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/blueWhale903/learning-rust [INFO] finished tweaking git repo https://github.com/blueWhale903/learning-rust [INFO] tweaked toml for git repo https://github.com/blueWhale903/learning-rust written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/blueWhale903/learning-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 453976cc68c7963dc5ab609b022526aad37f83a3ea45d93af275c6549ace9448 [INFO] running `Command { std: "docker" "start" "-a" "453976cc68c7963dc5ab609b022526aad37f83a3ea45d93af275c6549ace9448", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "453976cc68c7963dc5ab609b022526aad37f83a3ea45d93af275c6549ace9448", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "453976cc68c7963dc5ab609b022526aad37f83a3ea45d93af275c6549ace9448", kill_on_drop: false }` [INFO] [stdout] 453976cc68c7963dc5ab609b022526aad37f83a3ea45d93af275c6549ace9448 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31b54c64808ede4aecd04a79784ea88aa4a071ecc7c4acb919b1ae0b9b112468 [INFO] running `Command { std: "docker" "start" "-a" "31b54c64808ede4aecd04a79784ea88aa4a071ecc7c4acb919b1ae0b9b112468", kill_on_drop: false }` [INFO] [stderr] Checking rustlang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant `up` should have an upper camel case name [INFO] [stdout] --> src/if_let.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | up, [INFO] [stdout] | ^^ help: convert the identifier to upper camel case (notice the capitalization): `Up` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `down` should have an upper camel case name [INFO] [stdout] --> src/if_let.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | down, [INFO] [stdout] | ^^^^ help: convert the identifier to upper camel case: `Down` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `left` should have an upper camel case name [INFO] [stdout] --> src/if_let.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | left, [INFO] [stdout] | ^^^^ help: convert the identifier to upper camel case: `Left` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `right` should have an upper camel case name [INFO] [stdout] --> src/if_let.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | right [INFO] [stdout] | ^^^^^ help: convert the identifier to upper camel case: `Right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `up` should have an upper camel case name [INFO] [stdout] --> src/if_let.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | up, [INFO] [stdout] | ^^ help: convert the identifier to upper camel case (notice the capitalization): `Up` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `down` should have an upper camel case name [INFO] [stdout] --> src/if_let.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | down, [INFO] [stdout] | ^^^^ help: convert the identifier to upper camel case: `Down` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `left` should have an upper camel case name [INFO] [stdout] --> src/if_let.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | left, [INFO] [stdout] | ^^^^ help: convert the identifier to upper camel case: `Left` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `right` should have an upper camel case name [INFO] [stdout] --> src/if_let.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | right [INFO] [stdout] | ^^^^^ help: convert the identifier to upper camel case: `Right` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `input` is never read [INFO] [stdout] --> src/if_let.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut input = String::from(""); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `input` is never read [INFO] [stdout] --> src/if_let.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut input = String::from(""); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "31b54c64808ede4aecd04a79784ea88aa4a071ecc7c4acb919b1ae0b9b112468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31b54c64808ede4aecd04a79784ea88aa4a071ecc7c4acb919b1ae0b9b112468", kill_on_drop: false }` [INFO] [stdout] 31b54c64808ede4aecd04a79784ea88aa4a071ecc7c4acb919b1ae0b9b112468