[INFO] fetching crate msd 0.4.0...
[INFO] checking msd-0.4.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate msd 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate msd 0.4.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate msd 0.4.0
[INFO] finished tweaking crates.io crate msd 0.4.0
[INFO] tweaked toml for crates.io crate msd 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded claims v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27ca149b044873ed1f9d5f3316d709c31be03ba5b65c0ca3f73a183d342bed86
[INFO] running `Command { std: "docker" "start" "-a" "27ca149b044873ed1f9d5f3316d709c31be03ba5b65c0ca3f73a183d342bed86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ca149b044873ed1f9d5f3316d709c31be03ba5b65c0ca3f73a183d342bed86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ca149b044873ed1f9d5f3316d709c31be03ba5b65c0ca3f73a183d342bed86", kill_on_drop: false }`
[INFO] [stdout] 27ca149b044873ed1f9d5f3316d709c31be03ba5b65c0ca3f73a183d342bed86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a09719e9ab78905ce5b9f4df1a524139e20d0dad539c3d84bf403e42f14abfc1
[INFO] running `Command { std: "docker" "start" "-a" "a09719e9ab78905ce5b9f4df1a524139e20d0dad539c3d84bf403e42f14abfc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling claims v0.7.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling msd v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0`, `1`, and `3` are never read
[INFO] [stdout]    --> src/de/enum/variant/deserializer.rs:836:28
[INFO] [stdout]     |
[INFO] [stdout] 836 |         struct TupleStruct(String, u64, (), f64);
[INFO] [stdout]     |                ----------- ^^^^^^  ^^^      ^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TupleStruct` 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] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 836 |         struct TupleStruct((), (), (), ());
[INFO] [stdout]     |                            ~~  ~~      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `3` are never read
[INFO] [stdout]    --> src/de/struct/field.rs:830:28
[INFO] [stdout]     |
[INFO] [stdout] 830 |         struct TupleStruct(String, u64, (), f64);
[INFO] [stdout]     |                ----------- ^^^^^^  ^^^      ^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TupleStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 830 |         struct TupleStruct((), (), (), ());
[INFO] [stdout]     |                            ~~  ~~      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "a09719e9ab78905ce5b9f4df1a524139e20d0dad539c3d84bf403e42f14abfc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a09719e9ab78905ce5b9f4df1a524139e20d0dad539c3d84bf403e42f14abfc1", kill_on_drop: false }`
[INFO] [stdout] a09719e9ab78905ce5b9f4df1a524139e20d0dad539c3d84bf403e42f14abfc1
