[INFO] fetching crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno...
[INFO] checking accursed-unutterable-type-id-derive-0.0.0-pre.ohno against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno
[INFO] finished tweaking crates.io crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno
[INFO] tweaked toml for crates.io crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.71)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fslock v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c93b3e6909d039bb0e8dc3d77087838033ee4ba012cc5705fade2e2a55ba423
[INFO] running `Command { std: "docker" "start" "-a" "3c93b3e6909d039bb0e8dc3d77087838033ee4ba012cc5705fade2e2a55ba423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c93b3e6909d039bb0e8dc3d77087838033ee4ba012cc5705fade2e2a55ba423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c93b3e6909d039bb0e8dc3d77087838033ee4ba012cc5705fade2e2a55ba423", kill_on_drop: false }`
[INFO] [stdout] 3c93b3e6909d039bb0e8dc3d77087838033ee4ba012cc5705fade2e2a55ba423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18e04d3c8a226b9fa2c133fef3ff6f73874b6d85a92ff16ebae4cc5c4edb53a6
[INFO] running `Command { std: "docker" "start" "-a" "18e04d3c8a226b9fa2c133fef3ff6f73874b6d85a92ff16ebae4cc5c4edb53a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking fslock v0.2.1
[INFO] [stderr]     Checking accursed-unutterable-type-id-derive v0.0.0-pre.ohno (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/lib.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     item: TokenStream,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/lib.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     item: TokenStream,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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` profile [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "18e04d3c8a226b9fa2c133fef3ff6f73874b6d85a92ff16ebae4cc5c4edb53a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e04d3c8a226b9fa2c133fef3ff6f73874b6d85a92ff16ebae4cc5c4edb53a6", kill_on_drop: false }`
[INFO] [stdout] 18e04d3c8a226b9fa2c133fef3ff6f73874b6d85a92ff16ebae4cc5c4edb53a6
[INFO] checking accursed-unutterable-type-id-derive-0.0.0-pre.ohno against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] extracting crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno
[INFO] finished tweaking crates.io crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno
[INFO] tweaked toml for crates.io crate accursed-unutterable-type-id-derive 0.0.0-pre.ohno written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.71)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e77519f99e3980e3b1268b0848d65523042d1371648fe7440cedff46eed7d752
[INFO] running `Command { std: "docker" "start" "-a" "e77519f99e3980e3b1268b0848d65523042d1371648fe7440cedff46eed7d752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e77519f99e3980e3b1268b0848d65523042d1371648fe7440cedff46eed7d752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77519f99e3980e3b1268b0848d65523042d1371648fe7440cedff46eed7d752", kill_on_drop: false }`
[INFO] [stdout] e77519f99e3980e3b1268b0848d65523042d1371648fe7440cedff46eed7d752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a5daa27cf25af244048c3027e2471064785716995eccee7b878027dc7e818b2
[INFO] running `Command { std: "docker" "start" "-a" "6a5daa27cf25af244048c3027e2471064785716995eccee7b878027dc7e818b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking fslock v0.2.1
[INFO] [stderr]     Checking accursed-unutterable-type-id-derive v0.0.0-pre.ohno (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/lib.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     item: TokenStream,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/lib.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     item: TokenStream,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "6a5daa27cf25af244048c3027e2471064785716995eccee7b878027dc7e818b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a5daa27cf25af244048c3027e2471064785716995eccee7b878027dc7e818b2", kill_on_drop: false }`
[INFO] [stdout] 6a5daa27cf25af244048c3027e2471064785716995eccee7b878027dc7e818b2
