[INFO] fetching crate fixed_width_derive 0.4.0...
[INFO] checking fixed_width_derive-0.4.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate fixed_width_derive 0.4.0 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate fixed_width_derive 0.4.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed_width_derive 0.4.0
[INFO] finished tweaking crates.io crate fixed_width_derive 0.4.0
[INFO] tweaked toml for crates.io crate fixed_width_derive 0.4.0 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixed_width v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f0a739baac303afc970fc306d862ca7fa2aa2b8eec870f365281e0ae9ee507d
[INFO] running `Command { std: "docker" "start" "-a" "7f0a739baac303afc970fc306d862ca7fa2aa2b8eec870f365281e0ae9ee507d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f0a739baac303afc970fc306d862ca7fa2aa2b8eec870f365281e0ae9ee507d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0a739baac303afc970fc306d862ca7fa2aa2b8eec870f365281e0ae9ee507d", kill_on_drop: false }`
[INFO] [stdout] 7f0a739baac303afc970fc306d862ca7fa2aa2b8eec870f365281e0ae9ee507d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae8d9355e5f7ffe2b1d526cd7407a33364c34d8ed0ae6474e09218551fb86ee0
[INFO] running `Command { std: "docker" "start" "-a" "ae8d9355e5f7ffe2b1d526cd7407a33364c34d8ed0ae6474e09218551fb86ee0", kill_on_drop: false }`
[INFO] [stderr]     Checking proc-macro2 v1.0.30
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking fixed_width v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking quote v1.0.10
[INFO] [stderr]     Checking syn v1.0.80
[INFO] [stderr]     Checking fixed_width_derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `record_type`
[INFO] [stdout]   --> tests/integration_test.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub record_type: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `record_type`
[INFO] [stdout]   --> tests/integration_test.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub record_type: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `skipped`
[INFO] [stdout]   --> tests/integration_test.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub skipped: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.39s
[INFO] running `Command { std: "docker" "inspect" "ae8d9355e5f7ffe2b1d526cd7407a33364c34d8ed0ae6474e09218551fb86ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8d9355e5f7ffe2b1d526cd7407a33364c34d8ed0ae6474e09218551fb86ee0", kill_on_drop: false }`
[INFO] [stdout] ae8d9355e5f7ffe2b1d526cd7407a33364c34d8ed0ae6474e09218551fb86ee0
