[INFO] fetching crate apollo-ariadne 0.2.0-alpha.0...
[INFO] checking apollo-ariadne-0.2.0-alpha.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate apollo-ariadne 0.2.0-alpha.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate apollo-ariadne 0.2.0-alpha.0
[INFO] finished tweaking crates.io crate apollo-ariadne 0.2.0-alpha.0
[INFO] tweaked toml for crates.io crate apollo-ariadne 0.2.0-alpha.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate apollo-ariadne 0.2.0-alpha.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate apollo-ariadne 0.2.0-alpha.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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da4f3032db782bd6bf38052222bb8cbf39ea396783d88488ee4c55704c67fa78
[INFO] running `Command { std: "docker" "start" "-a" "da4f3032db782bd6bf38052222bb8cbf39ea396783d88488ee4c55704c67fa78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da4f3032db782bd6bf38052222bb8cbf39ea396783d88488ee4c55704c67fa78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4f3032db782bd6bf38052222bb8cbf39ea396783d88488ee4c55704c67fa78", kill_on_drop: false }`
[INFO] [stdout] da4f3032db782bd6bf38052222bb8cbf39ea396783d88488ee4c55704c67fa78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a42bf6f0369bdfcc0febe12ce4d0c8b5120eb7a10c3d50a4eea078d2d911b0d2
[INFO] running `Command { std: "docker" "start" "-a" "a42bf6f0369bdfcc0febe12ce4d0c8b5120eb7a10c3d50a4eea078d2d911b0d2", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking apollo-ariadne v0.2.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/write.rs:702:41
[INFO] [stdout]     |
[INFO] [stdout] 702 | ...                   .filter(|_| (col != line_label.col || line_label.label.msg.is_some()))
[INFO] [stdout]     |                                   ^                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 702 -                             .filter(|_| (col != line_label.col || line_label.label.msg.is_some()))
[INFO] [stdout] 702 +                             .filter(|_| col != line_label.col || line_label.label.msg.is_some())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/write.rs:702:41
[INFO] [stdout]     |
[INFO] [stdout] 702 | ...                   .filter(|_| (col != line_label.col || line_label.label.msg.is_some()))
[INFO] [stdout]     |                                   ^                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 702 -                             .filter(|_| (col != line_label.col || line_label.label.msg.is_some()))
[INFO] [stdout] 702 +                             .filter(|_| col != line_label.col || line_label.label.msg.is_some())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `vbar_break`, `mtop`, and `rcross` are never read
[INFO] [stdout]   --> src/draw.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Characters {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  8 |     pub vbar_break: char,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub mtop: char,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub rcross: char,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/write.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_source_groups(&self, cache: &mut impl Cache<S::SourceId>) -> Vec<SourceGroup<S>> {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here                  -------------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_source_groups(&self, cache: &mut impl Cache<S::SourceId>) -> Vec<SourceGroup<'_, S>> {
[INFO] [stdout]    |                                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `vbar_break`, `mtop`, and `rcross` are never read
[INFO] [stdout]   --> src/draw.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Characters {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  8 |     pub vbar_break: char,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub mtop: char,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub rcross: char,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/write.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_source_groups(&self, cache: &mut impl Cache<S::SourceId>) -> Vec<SourceGroup<S>> {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here                  -------------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_source_groups(&self, cache: &mut impl Cache<S::SourceId>) -> Vec<SourceGroup<'_, S>> {
[INFO] [stdout]    |                                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "a42bf6f0369bdfcc0febe12ce4d0c8b5120eb7a10c3d50a4eea078d2d911b0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a42bf6f0369bdfcc0febe12ce4d0c8b5120eb7a10c3d50a4eea078d2d911b0d2", kill_on_drop: false }`
[INFO] [stdout] a42bf6f0369bdfcc0febe12ce4d0c8b5120eb7a10c3d50a4eea078d2d911b0d2