[INFO] fetching crate jdefault_derive 0.3.1...
[INFO] checking jdefault_derive-0.3.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate jdefault_derive 0.3.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate jdefault_derive 0.3.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jdefault_derive 0.3.1
[INFO] finished tweaking crates.io crate jdefault_derive 0.3.1
[INFO] tweaked toml for crates.io crate jdefault_derive 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate jdefault_derive 0.3.1 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jkcenum v0.2.0
[INFO] [stderr]   Downloaded jkcenum_derive v0.2.0
[INFO] [stderr]   Downloaded virtue v0.0.14
[INFO] [stderr]   Downloaded jppe_derive v0.6.0
[INFO] [stderr]   Downloaded jppe v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77fbff985a4be4bd35a87f6258a99a0a71d779b185ff99fe59631f367f46b469
[INFO] running `Command { std: "docker" "start" "-a" "77fbff985a4be4bd35a87f6258a99a0a71d779b185ff99fe59631f367f46b469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77fbff985a4be4bd35a87f6258a99a0a71d779b185ff99fe59631f367f46b469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77fbff985a4be4bd35a87f6258a99a0a71d779b185ff99fe59631f367f46b469", kill_on_drop: false }`
[INFO] [stdout] 77fbff985a4be4bd35a87f6258a99a0a71d779b185ff99fe59631f367f46b469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4970be358335d708e01d36eb0612876152dec4e69f3667c1fb92b781223d63a
[INFO] running `Command { std: "docker" "start" "-a" "d4970be358335d708e01d36eb0612876152dec4e69f3667c1fb92b781223d63a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling virtue v0.0.14
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking jdefault_derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `crate_name` is never read
[INFO] [stdout]   --> src/jdefault/attribute.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct ContainerAttributes {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] 20 |     pub is_jppe: bool,
[INFO] [stdout] 21 |     pub crate_name: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ContainerAttributes` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jkcenum_derive v0.2.0
[INFO] [stderr]    Compiling jppe_derive v0.6.0
[INFO] [stdout] warning: field `crate_name` is never read
[INFO] [stdout]   --> src/jdefault/attribute.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct ContainerAttributes {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] 20 |     pub is_jppe: bool,
[INFO] [stdout] 21 |     pub crate_name: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ContainerAttributes` 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] [stderr]    Compiling quote v1.0.31
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking jkcenum v0.2.0
[INFO] [stderr]     Checking jppe v0.6.0
[INFO] [stdout] warning: field `crate_name` is never read
[INFO] [stdout]   --> src/jdefault/attribute.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct ContainerAttributes {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] 20 |     pub is_jppe: bool,
[INFO] [stdout] 21 |     pub crate_name: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ContainerAttributes` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "d4970be358335d708e01d36eb0612876152dec4e69f3667c1fb92b781223d63a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4970be358335d708e01d36eb0612876152dec4e69f3667c1fb92b781223d63a", kill_on_drop: false }`
[INFO] [stdout] d4970be358335d708e01d36eb0612876152dec4e69f3667c1fb92b781223d63a