[INFO] fetching crate bubblegum-cli-rs 1.0.2...
[INFO] checking bubblegum-cli-rs-1.0.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate bubblegum-cli-rs 1.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate bubblegum-cli-rs 1.0.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bubblegum-cli-rs 1.0.2
[INFO] finished tweaking crates.io crate bubblegum-cli-rs 1.0.2
[INFO] tweaked toml for crates.io crate bubblegum-cli-rs 1.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding idna v0.5.0 (latest: v1.0.2)
[INFO] [stderr]       Adding more-asserts v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding num_cpus v0.2.13 (latest: v1.16.0)
[INFO] [stderr]       Adding owning_ref v0.3.3 (latest: v0.4.1)
[INFO] [stderr]       Adding parking_lot v0.4.8 (latest: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.2.14 (latest: v0.9.10)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded queues v1.1.0
[INFO] [stderr]   Downloaded more-asserts v0.2.2
[INFO] [stderr]   Downloaded parking_lot_core v0.2.14
[INFO] [stderr]   Downloaded dot v0.1.4
[INFO] [stderr]   Downloaded dot_parse v0.2.0
[INFO] [stderr]   Downloaded num_cpus v0.2.13
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded chashmap v2.2.2
[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8882bb3a723a73f601d62157fdf9cbe925610e8f268109c609dbad13c18407c9
[INFO] running `Command { std: "docker" "start" "-a" "8882bb3a723a73f601d62157fdf9cbe925610e8f268109c609dbad13c18407c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8882bb3a723a73f601d62157fdf9cbe925610e8f268109c609dbad13c18407c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8882bb3a723a73f601d62157fdf9cbe925610e8f268109c609dbad13c18407c9", kill_on_drop: false }`
[INFO] [stdout] 8882bb3a723a73f601d62157fdf9cbe925610e8f268109c609dbad13c18407c9
[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dd76a75674b231d711b1e5564f099eeab5f11106ddedb215e62a65b4c96e542
[INFO] running `Command { std: "docker" "start" "-a" "1dd76a75674b231d711b1e5564f099eeab5f11106ddedb215e62a65b4c96e542", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]     Checking more-asserts v0.2.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking dot_parse v0.2.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]     Checking bubblegum-cli-rs v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/bubblegum_cli.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BubblegumClient<'a> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 17 |     config: BubblegumClientConfig<'a>,
[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: field `config` is never read
[INFO] [stdout]   --> src/bubblegum_cli.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BubblegumClient<'a> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 17 |     config: BubblegumClientConfig<'a>,
[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 2.49s
[INFO] running `Command { std: "docker" "inspect" "1dd76a75674b231d711b1e5564f099eeab5f11106ddedb215e62a65b4c96e542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd76a75674b231d711b1e5564f099eeab5f11106ddedb215e62a65b4c96e542", kill_on_drop: false }`
[INFO] [stdout] 1dd76a75674b231d711b1e5564f099eeab5f11106ddedb215e62a65b4c96e542