[INFO] cloning repository https://github.com/e-matteson/pipit-keyboard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/e-matteson/pipit-keyboard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-matteson%2Fpipit-keyboard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-matteson%2Fpipit-keyboard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 290e42e3475be800ac30b24be0542373accb83d7
[INFO] checking e-matteson/pipit-keyboard against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-matteson%2Fpipit-keyboard" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/e-matteson/pipit-keyboard on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/e-matteson/pipit-keyboard
[INFO] finished tweaking git repo https://github.com/e-matteson/pipit-keyboard
[INFO] tweaked toml for git repo https://github.com/e-matteson/pipit-keyboard written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/e-matteson/pipit-keyboard 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]   Downloaded cursive v0.13.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "bdbbcd81e2d70f85a2859b0a56f8d609acb42986678bbbb1d8774f0508086b16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdbbcd81e2d70f85a2859b0a56f8d609acb42986678bbbb1d8774f0508086b16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdbbcd81e2d70f85a2859b0a56f8d609acb42986678bbbb1d8774f0508086b16", kill_on_drop: false }`
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[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "dbc04a2c4355e43b6ab1e2e2c5a6a14c9b3a75536b6ce6b7ab9e1a00bceedce2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]    Compiling darling_macro v0.10.2
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[INFO] [stderr]     Checking enumset v0.4.5
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[INFO] [stderr]     Checking pipit-keyboard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `has_alternate_chord` is never used
[INFO] [stdout]   --> src/types/words.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub trait Wordlike {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn has_alternate_chord(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/types/validate.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 | /                         &self.$field.validate()
[INFO] [stdout] 120 | |                             .with_context(||
[INFO] [stdout] 121 | |                                 format!("Invalid value in: '{}'", stringify!($field))
[INFO] [stdout] 122 | |                             )?;
[INFO] [stdout]     | |______________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/types/user_options.rs:12:1
[INFO] [stdout]     |
[INFO] [stdout] 12  | / validated_struct! {
[INFO] [stdout] 13  | |     #[derive(Deserialize, Debug)]
[INFO] [stdout] 14  | |     #[serde(deny_unknown_fields)]
[INFO] [stdout] 15  | |     pub struct UserOptions {
[INFO] [stdout] ...   |
[INFO] [stdout] 40  | |     }
[INFO] [stdout] 41  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `validated_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                         let _ = &self.$field.validate()
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/types/validate.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 | /                         &self.$field.validate()
[INFO] [stdout] 120 | |                             .with_context(||
[INFO] [stdout] 121 | |                                 format!("Invalid value in: '{}'", stringify!($field))
[INFO] [stdout] 122 | |                             )?;
[INFO] [stdout]     | |______________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/input/settings.rs:9:1
[INFO] [stdout]     |
[INFO] [stdout] 9   | / validated_struct! {
[INFO] [stdout] 10  | |     #[derive(Deserialize, Debug)]
[INFO] [stdout] 11  | |     #[serde(deny_unknown_fields)]
[INFO] [stdout] 12  | |     pub struct Settings {
[INFO] [stdout] ...   |
[INFO] [stdout] 24  | |     }
[INFO] [stdout] 25  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `validated_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                         let _ = &self.$field.validate()
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `has_alternate_chord` is never used
[INFO] [stdout]   --> src/types/words.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub trait Wordlike {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn has_alternate_chord(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/types/validate.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 | /                         &self.$field.validate()
[INFO] [stdout] 120 | |                             .with_context(||
[INFO] [stdout] 121 | |                                 format!("Invalid value in: '{}'", stringify!($field))
[INFO] [stdout] 122 | |                             )?;
[INFO] [stdout]     | |______________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/types/user_options.rs:12:1
[INFO] [stdout]     |
[INFO] [stdout] 12  | / validated_struct! {
[INFO] [stdout] 13  | |     #[derive(Deserialize, Debug)]
[INFO] [stdout] 14  | |     #[serde(deny_unknown_fields)]
[INFO] [stdout] 15  | |     pub struct UserOptions {
[INFO] [stdout] ...   |
[INFO] [stdout] 40  | |     }
[INFO] [stdout] 41  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `validated_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                         let _ = &self.$field.validate()
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/types/validate.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 | /                         &self.$field.validate()
[INFO] [stdout] 120 | |                             .with_context(||
[INFO] [stdout] 121 | |                                 format!("Invalid value in: '{}'", stringify!($field))
[INFO] [stdout] 122 | |                             )?;
[INFO] [stdout]     | |______________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/input/settings.rs:9:1
[INFO] [stdout]     |
[INFO] [stdout] 9   | / validated_struct! {
[INFO] [stdout] 10  | |     #[derive(Deserialize, Debug)]
[INFO] [stdout] 11  | |     #[serde(deny_unknown_fields)]
[INFO] [stdout] 12  | |     pub struct Settings {
[INFO] [stdout] ...   |
[INFO] [stdout] 24  | |     }
[INFO] [stdout] 25  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `validated_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |                         let _ = &self.$field.validate()
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.5.12
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "dbc04a2c4355e43b6ab1e2e2c5a6a14c9b3a75536b6ce6b7ab9e1a00bceedce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc04a2c4355e43b6ab1e2e2c5a6a14c9b3a75536b6ce6b7ab9e1a00bceedce2", kill_on_drop: false }`
[INFO] [stdout] dbc04a2c4355e43b6ab1e2e2c5a6a14c9b3a75536b6ce6b7ab9e1a00bceedce2