[INFO] cloning repository https://github.com/roberto3003/rust_structs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roberto3003/rust_structs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froberto3003%2Frust_structs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froberto3003%2Frust_structs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5c1676be5b2b6a3f61758bec0a7bab79de5b0004 [INFO] checking roberto3003/rust_structs against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froberto3003%2Frust_structs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/roberto3003/rust_structs [INFO] finished tweaking git repo https://github.com/roberto3003/rust_structs [INFO] tweaked toml for git repo https://github.com/roberto3003/rust_structs written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/roberto3003/rust_structs on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/roberto3003/rust_structs 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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fea886a34611021a39da130989b8578db29353f2310f8621fd3390f446b4d365 [INFO] running `Command { std: "docker" "start" "-a" "fea886a34611021a39da130989b8578db29353f2310f8621fd3390f446b4d365", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fea886a34611021a39da130989b8578db29353f2310f8621fd3390f446b4d365", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fea886a34611021a39da130989b8578db29353f2310f8621fd3390f446b4d365", kill_on_drop: false }` [INFO] [stdout] fea886a34611021a39da130989b8578db29353f2310f8621fd3390f446b4d365 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1fc39a820b7094efe072849dd04424cbb1cb51b2154164496637112098df7682 [INFO] running `Command { std: "docker" "start" "-a" "1fc39a820b7094efe072849dd04424cbb1cb51b2154164496637112098df7682", kill_on_drop: false }` [INFO] [stderr] Checking structs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `age` and `likes_oranges` are never read [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 2 | name: String, [INFO] [stdout] 3 | age: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] 4 | likes_oranges: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `age` and `likes_oranges` are never read [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 2 | name: String, [INFO] [stdout] 3 | age: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] 4 | likes_oranges: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "1fc39a820b7094efe072849dd04424cbb1cb51b2154164496637112098df7682", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fc39a820b7094efe072849dd04424cbb1cb51b2154164496637112098df7682", kill_on_drop: false }` [INFO] [stdout] 1fc39a820b7094efe072849dd04424cbb1cb51b2154164496637112098df7682