[INFO] cloning repository https://github.com/cookingBird/rust-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cookingBird/rust-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcookingBird%2Frust-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcookingBird%2Frust-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 570dc4ac86ae3f24c431a1b8386de7223c05d0bf [INFO] checking cookingBird/rust-demo against try#4949cf2f817beadb9a248d423b6d55d6d2398ffe for pr-142681 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcookingBird%2Frust-demo" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/cookingBird/rust-demo [INFO] finished tweaking git repo https://github.com/cookingBird/rust-demo [INFO] tweaked toml for git repo https://github.com/cookingBird/rust-demo written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/cookingBird/rust-demo on toolchain 4949cf2f817beadb9a248d423b6d55d6d2398ffe [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4949cf2f817beadb9a248d423b6d55d6d2398ffe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/cookingBird/rust-demo 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" "+4949cf2f817beadb9a248d423b6d55d6d2398ffe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4949cf2f817beadb9a248d423b6d55d6d2398ffe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c33fdb9945369ae99846b06e6c32ae40d12a34241492314ddd844cc15da4e34f [INFO] running `Command { std: "docker" "start" "-a" "c33fdb9945369ae99846b06e6c32ae40d12a34241492314ddd844cc15da4e34f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c33fdb9945369ae99846b06e6c32ae40d12a34241492314ddd844cc15da4e34f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c33fdb9945369ae99846b06e6c32ae40d12a34241492314ddd844cc15da4e34f", kill_on_drop: false }` [INFO] [stdout] c33fdb9945369ae99846b06e6c32ae40d12a34241492314ddd844cc15da4e34f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4949cf2f817beadb9a248d423b6d55d6d2398ffe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eff906f94269715da3a6ce4c00e02e91a8ff20304a9d0729f0b49c090b11aa16 [INFO] running `Command { std: "docker" "start" "-a" "eff906f94269715da3a6ce4c00e02e91a8ff20304a9d0729f0b49c090b11aa16", kill_on_drop: false }` [INFO] [stderr] Checking hello-world v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/debug.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | struct Structure(i32); [INFO] [stdout] | --------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Structure` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/debug.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | struct Deep(Structure); [INFO] [stdout] | ---- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Deep` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `red`, `green`, and `blue` are never read [INFO] [stdout] --> src/formatting.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | struct Color { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 33 | red: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] 34 | green: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 35 | blue: u8, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read [INFO] [stdout] --> src/tuples.rs:11:15 [INFO] [stdout] | [INFO] [stdout] 11 | struct Matrix(f32, f32, f32, f32); [INFO] [stdout] | ------ ^^^ ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] = note: `Matrix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/debug.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | struct Structure(i32); [INFO] [stdout] | --------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Structure` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/debug.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | struct Deep(Structure); [INFO] [stdout] | ---- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Deep` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `red`, `green`, and `blue` are never read [INFO] [stdout] --> src/formatting.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | struct Color { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 33 | red: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] 34 | green: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 35 | blue: u8, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read [INFO] [stdout] --> src/tuples.rs:11:15 [INFO] [stdout] | [INFO] [stdout] 11 | struct Matrix(f32, f32, f32, f32); [INFO] [stdout] | ------ ^^^ ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] = note: `Matrix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "eff906f94269715da3a6ce4c00e02e91a8ff20304a9d0729f0b49c090b11aa16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eff906f94269715da3a6ce4c00e02e91a8ff20304a9d0729f0b49c090b11aa16", kill_on_drop: false }` [INFO] [stdout] eff906f94269715da3a6ce4c00e02e91a8ff20304a9d0729f0b49c090b11aa16