[INFO] fetching crate joinable 0.2.0...
[INFO] checking joinable-0.2.0 against master#8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9 for pr-106073
[INFO] extracting crate joinable 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate joinable 0.2.0 on toolchain 8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate joinable 0.2.0
[INFO] finished tweaking crates.io crate joinable 0.2.0
[INFO] tweaked toml for crates.io crate joinable 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate joinable 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded irisdata v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b01ead56c3e45b8a527c0686a00a9a8b8fe622c8350a35c19176b2f4246be2b7
[INFO] running `Command { std: "docker" "start" "-a" "b01ead56c3e45b8a527c0686a00a9a8b8fe622c8350a35c19176b2f4246be2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b01ead56c3e45b8a527c0686a00a9a8b8fe622c8350a35c19176b2f4246be2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01ead56c3e45b8a527c0686a00a9a8b8fe622c8350a35c19176b2f4246be2b7", kill_on_drop: false }`
[INFO] [stdout] b01ead56c3e45b8a527c0686a00a9a8b8fe622c8350a35c19176b2f4246be2b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1acd47661ce6b7e0cd0d7f3f92067314e773a30f35d9a4461120d8cc4d6b763
[INFO] running `Command { std: "docker" "start" "-a" "a1acd47661ce6b7e0cd0d7f3f92067314e773a30f35d9a4461120d8cc4d6b763", kill_on_drop: false }`
[INFO] [stderr]     Checking irisdata v0.1.2
[INFO] [stderr]     Checking joinable v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> examples/basic.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | struct Order {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 45 |     id: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Order` 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: fields `species`, `common_name`, `average_sepal_length`, `average_sepal_width`, `average_petal_length`, and `average_petal_width` are never read
[INFO] [stdout]   --> examples/iris.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct IrisData {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 8  |     species: Species,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 9  |     common_name: &'static str,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     average_sepal_length: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     average_sepal_width: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     average_petal_length: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     average_petal_width: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IrisData` 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "a1acd47661ce6b7e0cd0d7f3f92067314e773a30f35d9a4461120d8cc4d6b763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1acd47661ce6b7e0cd0d7f3f92067314e773a30f35d9a4461120d8cc4d6b763", kill_on_drop: false }`
[INFO] [stdout] a1acd47661ce6b7e0cd0d7f3f92067314e773a30f35d9a4461120d8cc4d6b763