[INFO] fetching crate shared-resource-pool-builder 0.2.1...
[INFO] checking shared-resource-pool-builder-0.2.1 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate shared-resource-pool-builder 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate shared-resource-pool-builder 0.2.1 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shared-resource-pool-builder 0.2.1
[INFO] finished tweaking crates.io crate shared-resource-pool-builder 0.2.1
[INFO] tweaked toml for crates.io crate shared-resource-pool-builder 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8c008c8cbd4eb803e6afe16a374721f89cd5d9a53c0a98bf670bef37480a2a4
[INFO] running `Command { std: "docker" "start" "-a" "b8c008c8cbd4eb803e6afe16a374721f89cd5d9a53c0a98bf670bef37480a2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c008c8cbd4eb803e6afe16a374721f89cd5d9a53c0a98bf670bef37480a2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c008c8cbd4eb803e6afe16a374721f89cd5d9a53c0a98bf670bef37480a2a4", kill_on_drop: false }`
[INFO] [stdout] b8c008c8cbd4eb803e6afe16a374721f89cd5d9a53c0a98bf670bef37480a2a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 427177ebc867ed1f6bcaeaef78cb9ec27af0ec483544cd0e7523e043196507df
[INFO] running `Command { std: "docker" "start" "-a" "427177ebc867ed1f6bcaeaef78cb9ec27af0ec483544cd0e7523e043196507df", kill_on_drop: false }`
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking shared-resource-pool-builder v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/job.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Job<Arg>(pub(crate) Arg, pub(crate) JobCounter);
[INFO] [stdout]   |            --- field in this struct ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[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 `1` is never read
[INFO] [stdout]  --> src/job.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Job<Arg>(pub(crate) Arg, pub(crate) JobCounter);
[INFO] [stdout]   |            --- field in this struct ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[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 0.47s
[INFO] running `Command { std: "docker" "inspect" "427177ebc867ed1f6bcaeaef78cb9ec27af0ec483544cd0e7523e043196507df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427177ebc867ed1f6bcaeaef78cb9ec27af0ec483544cd0e7523e043196507df", kill_on_drop: false }`
[INFO] [stdout] 427177ebc867ed1f6bcaeaef78cb9ec27af0ec483544cd0e7523e043196507df