[INFO] fetching crate wchar-impl 0.11.0...
[INFO] building wchar-impl-0.11.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate wchar-impl 0.11.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate wchar-impl 0.11.0
[INFO] finished tweaking crates.io crate wchar-impl 0.11.0
[INFO] tweaked toml for crates.io crate wchar-impl 0.11.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wchar-impl 0.11.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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 syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b444abdaee763b610d71e9dade13a41c26525ee9867e513a87b52bbe2a2669f4
[INFO] running `Command { std: "docker" "start" "-a" "b444abdaee763b610d71e9dade13a41c26525ee9867e513a87b52bbe2a2669f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b444abdaee763b610d71e9dade13a41c26525ee9867e513a87b52bbe2a2669f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b444abdaee763b610d71e9dade13a41c26525ee9867e513a87b52bbe2a2669f4", kill_on_drop: false }`
[INFO] [stdout] b444abdaee763b610d71e9dade13a41c26525ee9867e513a87b52bbe2a2669f4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a80845c587bbcda5cf801c8bd75673d8618eb0d29318d71b192951d7016324f
[INFO] running `Command { std: "docker" "start" "-a" "3a80845c587bbcda5cf801c8bd75673d8618eb0d29318d71b192951d7016324f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wchar-impl v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `wchar_type` is never used
[INFO] [stdout]   --> src/encode.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub trait Encode: Copy + ToTokens {
[INFO] [stdout]    |           ------ associated function in this trait
[INFO] [stdout] 61 |     fn wchar_type() -> WCharType;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct WchInput {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 67 |     pub ty: WCharType,
[INFO] [stdout] 68 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct WchzInput {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 83 |     pub ty: WCharType,
[INFO] [stdout] 84 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]    --> src/parse.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct IncludeInput {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout]  99 |     pub ty: WCharType,
[INFO] [stdout] 100 |     pub comma: Token![,],
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "3a80845c587bbcda5cf801c8bd75673d8618eb0d29318d71b192951d7016324f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a80845c587bbcda5cf801c8bd75673d8618eb0d29318d71b192951d7016324f", kill_on_drop: false }`
[INFO] [stdout] 3a80845c587bbcda5cf801c8bd75673d8618eb0d29318d71b192951d7016324f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b33054b3b9ce078e7760100aae194e692a91f729aeda44e276ee04fa4a2d235
[INFO] running `Command { std: "docker" "start" "-a" "7b33054b3b9ce078e7760100aae194e692a91f729aeda44e276ee04fa4a2d235", kill_on_drop: false }`
[INFO] [stderr]    Compiling wchar-impl v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `wchar_type` is never used
[INFO] [stdout]   --> src/encode.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub trait Encode: Copy + ToTokens {
[INFO] [stdout]    |           ------ associated function in this trait
[INFO] [stdout] 61 |     fn wchar_type() -> WCharType;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct WchInput {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 67 |     pub ty: WCharType,
[INFO] [stdout] 68 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct WchzInput {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 83 |     pub ty: WCharType,
[INFO] [stdout] 84 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]    --> src/parse.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct IncludeInput {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout]  99 |     pub ty: WCharType,
[INFO] [stdout] 100 |     pub comma: Token![,],
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `wchar_type` is never used
[INFO] [stdout]   --> src/encode.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub trait Encode: Copy + ToTokens {
[INFO] [stdout]    |           ------ associated function in this trait
[INFO] [stdout] 61 |     fn wchar_type() -> WCharType;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct WchInput {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 67 |     pub ty: WCharType,
[INFO] [stdout] 68 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct WchzInput {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 83 |     pub ty: WCharType,
[INFO] [stdout] 84 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]    --> src/parse.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct IncludeInput {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout]  99 |     pub ty: WCharType,
[INFO] [stdout] 100 |     pub comma: Token![,],
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "7b33054b3b9ce078e7760100aae194e692a91f729aeda44e276ee04fa4a2d235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b33054b3b9ce078e7760100aae194e692a91f729aeda44e276ee04fa4a2d235", kill_on_drop: false }`
[INFO] [stdout] 7b33054b3b9ce078e7760100aae194e692a91f729aeda44e276ee04fa4a2d235