[INFO] fetching crate serde-indexed 0.1.1...
[INFO] checking serde-indexed-0.1.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate serde-indexed 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate serde-indexed 0.1.1 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 serde-indexed 0.1.1
[INFO] finished tweaking crates.io crate serde-indexed 0.1.1
[INFO] tweaked toml for crates.io crate serde-indexed 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding hash32 v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding heapless v0.7.17 (latest: v0.8.0)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4aae208ac63c98b3d5062a32344caa75a608f636bedbeb356e61e612dc6cd2e2
[INFO] running `Command { std: "docker" "start" "-a" "4aae208ac63c98b3d5062a32344caa75a608f636bedbeb356e61e612dc6cd2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4aae208ac63c98b3d5062a32344caa75a608f636bedbeb356e61e612dc6cd2e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aae208ac63c98b3d5062a32344caa75a608f636bedbeb356e61e612dc6cd2e2", kill_on_drop: false }`
[INFO] [stdout] 4aae208ac63c98b3d5062a32344caa75a608f636bedbeb356e61e612dc6cd2e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d280c107ea83360977e880eef682713ddba591a4a7d8d7fa4a9a58b5cdb429f7
[INFO] running `Command { std: "docker" "start" "-a" "d280c107ea83360977e880eef682713ddba591a4a7d8d7fa4a9a58b5cdb429f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking serde-byte-array v0.1.2
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.76
[INFO] [stderr]     Checking serde-indexed v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ty` and `original` are never read
[INFO] [stdout]   --> src/parse.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Field {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub ty: syn::Type,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 26 |     pub original: syn::Field,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ty` and `original` are never read
[INFO] [stdout]   --> src/parse.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Field {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub ty: syn::Type,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 26 |     pub original: syn::Field,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ty` and `original` are never read
[INFO] [stdout]   --> src/parse.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Field {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub ty: syn::Type,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 26 |     pub original: syn::Field,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[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 1.93s
[INFO] running `Command { std: "docker" "inspect" "d280c107ea83360977e880eef682713ddba591a4a7d8d7fa4a9a58b5cdb429f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d280c107ea83360977e880eef682713ddba591a4a7d8d7fa4a9a58b5cdb429f7", kill_on_drop: false }`
[INFO] [stdout] d280c107ea83360977e880eef682713ddba591a4a7d8d7fa4a9a58b5cdb429f7