[INFO] fetching crate impl-trait-for-tuples 0.2.1...
[INFO] checking impl-trait-for-tuples-0.2.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate impl-trait-for-tuples 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate impl-trait-for-tuples 0.2.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate impl-trait-for-tuples 0.2.1
[INFO] finished tweaking crates.io crate impl-trait-for-tuples 0.2.1
[INFO] tweaked toml for crates.io crate impl-trait-for-tuples 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2ba040ae1c5393e341833073fc6dfafbf474e9a7215cc47ceb6c31ef9e73d05
[INFO] running `Command { std: "docker" "start" "-a" "e2ba040ae1c5393e341833073fc6dfafbf474e9a7215cc47ceb6c31ef9e73d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2ba040ae1c5393e341833073fc6dfafbf474e9a7215cc47ceb6c31ef9e73d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2ba040ae1c5393e341833073fc6dfafbf474e9a7215cc47ceb6c31ef9e73d05", kill_on_drop: false }`
[INFO] [stdout] e2ba040ae1c5393e341833073fc6dfafbf474e9a7215cc47ceb6c31ef9e73d05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d4b95b56953bfc853848098e42ed5c6ee1e3de694184e8e194ae07f831778ff
[INFO] running `Command { std: "docker" "start" "-a" "3d4b95b56953bfc853848098e42ed5c6ee1e3de694184e8e194ae07f831778ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking impl-trait-for-tuples v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `paren_token`
[INFO] [stdout]   --> src/semi_automatic.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub paren_token: token::Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `star_token`
[INFO] [stdout]    --> src/semi_automatic.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub star_token: token::Star,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `paren_token`
[INFO] [stdout]   --> src/semi_automatic.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub paren_token: token::Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `star_token`
[INFO] [stdout]    --> src/semi_automatic.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub star_token: token::Star,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking trybuild v1.0.42
[INFO] [stdout] warning: field is never read: `paren_token`
[INFO] [stdout]   --> src/semi_automatic.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub paren_token: token::Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `star_token`
[INFO] [stdout]    --> src/semi_automatic.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub star_token: token::Star,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.50s
[INFO] running `Command { std: "docker" "inspect" "3d4b95b56953bfc853848098e42ed5c6ee1e3de694184e8e194ae07f831778ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4b95b56953bfc853848098e42ed5c6ee1e3de694184e8e194ae07f831778ff", kill_on_drop: false }`
[INFO] [stdout] 3d4b95b56953bfc853848098e42ed5c6ee1e3de694184e8e194ae07f831778ff