[INFO] fetching crate error_set 0.9.0...
[INFO] checking error_set-0.9.0 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate error_set 0.9.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate error_set 0.9.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate error_set 0.9.0
[INFO] tweaked toml for crates.io crate error_set 0.9.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate error_set 0.9.0 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate error_set 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonwebtoken v10.0.0
[INFO] [stderr]   Downloaded trybuild v1.0.111
[INFO] [stderr]   Downloaded eros v0.2.0
[INFO] [stderr]   Downloaded error_set_impl v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ec0c34ed29c2a1a2ad7d77af77d500dd46cd90f13cb7fa8e3338b3689c145b5
[INFO] running `Command { std: "docker" "start" "-a" "4ec0c34ed29c2a1a2ad7d77af77d500dd46cd90f13cb7fa8e3338b3689c145b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ec0c34ed29c2a1a2ad7d77af77d500dd46cd90f13cb7fa8e3338b3689c145b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec0c34ed29c2a1a2ad7d77af77d500dd46cd90f13cb7fa8e3338b3689c145b5", kill_on_drop: false }`
[INFO] [stdout] 4ec0c34ed29c2a1a2ad7d77af77d500dd46cd90f13cb7fa8e3338b3689c145b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80fbc48e32f40b5d1d0f5c45cd43d5cfb77659c82c2a9dccf6b5cf261820880b
[INFO] running `Command { std: "docker" "start" "-a" "80fbc48e32f40b5d1d0f5c45cd43d5cfb77659c82c2a9dccf6b5cf261820880b", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> tests/mod.rs:335:17
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 val: i32
[INFO] [stdout]     |                 ^^^ help: try ignoring the field: `val: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `role`
[INFO] [stdout]    --> tests/mod.rs:545:17
[INFO] [stdout]     |
[INFO] [stdout] 545 |                 role: u32,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `role: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> tests/mod.rs:553:13
[INFO] [stdout]     |
[INFO] [stdout] 553 |         let x = AuthError::IoError {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> tests/mod.rs:557:13
[INFO] [stdout]     |
[INFO] [stdout] 557 |         let y = AuthError::Error(Error::default());
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> tests/mod.rs:690:17
[INFO] [stdout]     |
[INFO] [stdout] 690 |                 name: String,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `role`
[INFO] [stdout]    --> tests/mod.rs:691:17
[INFO] [stdout]     |
[INFO] [stdout] 691 |                 role: u32,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `role: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> tests/mod.rs:733:17
[INFO] [stdout]     |
[INFO] [stdout] 733 |                 name: String,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `role`
[INFO] [stdout]    --> tests/mod.rs:734:17
[INFO] [stdout]     |
[INFO] [stdout] 734 |                 role: u32,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `role: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> tests/mod.rs:774:17
[INFO] [stdout]     |
[INFO] [stdout] 774 |                 name: T,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `role`
[INFO] [stdout]    --> tests/mod.rs:775:17
[INFO] [stdout]     |
[INFO] [stdout] 775 |                 role: u32,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `role: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> tests/mod.rs:782:17
[INFO] [stdout]     |
[INFO] [stdout] 782 |                 name: T,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `role`
[INFO] [stdout]    --> tests/mod.rs:783:17
[INFO] [stdout]     |
[INFO] [stdout] 783 |                 role: u32,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `role: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> tests/mod.rs:790:17
[INFO] [stdout]     |
[INFO] [stdout] 790 |                 name: G,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `role`
[INFO] [stdout]    --> tests/mod.rs:791:17
[INFO] [stdout]     |
[INFO] [stdout] 791 |                 role: u32,
[INFO] [stdout]     |                 ^^^^ help: try ignoring the field: `role: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> tests/mod.rs:801:17
[INFO] [stdout]     |
[INFO] [stdout] 801 |                 a: G
[INFO] [stdout]     |                 ^ help: try ignoring the field: `a: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> tests/mod.rs:806:17
[INFO] [stdout]     |
[INFO] [stdout] 806 |                 b: H
[INFO] [stdout]     |                 ^ help: try ignoring the field: `b: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> tests/mod.rs:994:17
[INFO] [stdout]     |
[INFO] [stdout] 994 |                 a: Wrapper<H>
[INFO] [stdout]     |                 ^ help: try ignoring the field: `a: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.82s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "80fbc48e32f40b5d1d0f5c45cd43d5cfb77659c82c2a9dccf6b5cf261820880b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80fbc48e32f40b5d1d0f5c45cd43d5cfb77659c82c2a9dccf6b5cf261820880b", kill_on_drop: false }`
[INFO] [stdout] 80fbc48e32f40b5d1d0f5c45cd43d5cfb77659c82c2a9dccf6b5cf261820880b