[INFO] cloning repository https://github.com/zxgzlx/gen_enum_cs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zxgzlx/gen_enum_cs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxgzlx%2Fgen_enum_cs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxgzlx%2Fgen_enum_cs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f0ed6b92f44909a4bc28ea052efa2e7374463e48 [INFO] checking zxgzlx/gen_enum_cs against master#b2728d5426bab1d8c39709768c7e22b7f66dde5d for pr-135852 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxgzlx%2Fgen_enum_cs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zxgzlx/gen_enum_cs on toolchain b2728d5426bab1d8c39709768c7e22b7f66dde5d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zxgzlx/gen_enum_cs [INFO] finished tweaking git repo https://github.com/zxgzlx/gen_enum_cs [INFO] tweaked toml for git repo https://github.com/zxgzlx/gen_enum_cs written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zxgzlx/gen_enum_cs 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" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded codepage v0.1.2 [INFO] [stderr] Downloaded calamine v0.26.1 [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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c612d4fdc50fe618706890beb6ae80ff0930c3fc2f716af171b0ce3c19090bb1 [INFO] running `Command { std: "docker" "start" "-a" "c612d4fdc50fe618706890beb6ae80ff0930c3fc2f716af171b0ce3c19090bb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c612d4fdc50fe618706890beb6ae80ff0930c3fc2f716af171b0ce3c19090bb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c612d4fdc50fe618706890beb6ae80ff0930c3fc2f716af171b0ce3c19090bb1", kill_on_drop: false }` [INFO] [stdout] c612d4fdc50fe618706890beb6ae80ff0930c3fc2f716af171b0ce3c19090bb1 [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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0c5de23d99511186a8003c413f7d8a3766407b3f3549554f0e353aa53bbb30e [INFO] running `Command { std: "docker" "start" "-a" "f0c5de23d99511186a8003c413f7d8a3766407b3f3549554f0e353aa53bbb30e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] 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(/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/code.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `var`, `type_name`, and `remark` are never read [INFO] [stdout] --> src/code.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct Code { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 8 | #[serde(rename = "##var")] [INFO] [stdout] 9 | var: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | #[serde(rename = "type")] [INFO] [stdout] 11 | type_name: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 12 | remark: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/code.rs:64:16 [INFO] [stdout] | [INFO] [stdout] 64 | for row in range.headers() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 64 | while let Some(row) = range.headers() { [INFO] [stdout] | ~~~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 64 | if let Some(row) = range.headers() { [INFO] [stdout] | ~~~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `var`, `type_name`, and `remark` are never read [INFO] [stdout] --> src/code.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct Code { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 8 | #[serde(rename = "##var")] [INFO] [stdout] 9 | var: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] 10 | #[serde(rename = "type")] [INFO] [stdout] 11 | type_name: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 12 | remark: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/code.rs:64:16 [INFO] [stdout] | [INFO] [stdout] 64 | for row in range.headers() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 64 | while let Some(row) = range.headers() { [INFO] [stdout] | ~~~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 64 | if let Some(row) = range.headers() { [INFO] [stdout] | ~~~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.48s [INFO] running `Command { std: "docker" "inspect" "f0c5de23d99511186a8003c413f7d8a3766407b3f3549554f0e353aa53bbb30e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0c5de23d99511186a8003c413f7d8a3766407b3f3549554f0e353aa53bbb30e", kill_on_drop: false }` [INFO] [stdout] f0c5de23d99511186a8003c413f7d8a3766407b3f3549554f0e353aa53bbb30e