[INFO] fetching crate read-human 0.1.1...
[INFO] checking read-human-0.1.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate read-human 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate read-human 0.1.1
[INFO] finished tweaking crates.io crate read-human 0.1.1
[INFO] tweaked toml for crates.io crate read-human 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate read-human 0.1.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7450605848a14047083d8e018f5738af367bc532301d900227833c3ba57dc4c9
[INFO] running `Command { std: "docker" "start" "-a" "7450605848a14047083d8e018f5738af367bc532301d900227833c3ba57dc4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7450605848a14047083d8e018f5738af367bc532301d900227833c3ba57dc4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7450605848a14047083d8e018f5738af367bc532301d900227833c3ba57dc4c9", kill_on_drop: false }`
[INFO] [stdout] 7450605848a14047083d8e018f5738af367bc532301d900227833c3ba57dc4c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 149251fc65c2ef96c9543f1d389a29f8d92227808f18dc65541486271bb3ac0b
[INFO] running `Command { std: "docker" "start" "-a" "149251fc65c2ef96c9543f1d389a29f8d92227808f18dc65541486271bb3ac0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]     Checking read-human v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling error-gen v0.1.0
[INFO] [stdout] warning: fields `given` and `family` are never read
[INFO] [stdout]   --> examples/simple.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct Name {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 33 |     given: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 34 |     family: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Name` 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.30s
[INFO] [stdout] warning: fields `name`, `age`, and `gender` are never read
[INFO] [stdout]   --> examples/simple.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct Person {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 61 |     name: Name,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 62 |     age: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 63 |     gender: Gender,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "149251fc65c2ef96c9543f1d389a29f8d92227808f18dc65541486271bb3ac0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149251fc65c2ef96c9543f1d389a29f8d92227808f18dc65541486271bb3ac0b", kill_on_drop: false }`
[INFO] [stdout] 149251fc65c2ef96c9543f1d389a29f8d92227808f18dc65541486271bb3ac0b