[INFO] cloning repository https://github.com/danielhenrymantilla/fix_hidden_lifetime_bug.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielhenrymantilla/fix_hidden_lifetime_bug.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielhenrymantilla%2Ffix_hidden_lifetime_bug.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielhenrymantilla%2Ffix_hidden_lifetime_bug.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a66350cf8208c2186f9970bc1ce16da43eeed087
[INFO] checking danielhenrymantilla/fix_hidden_lifetime_bug.rs against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielhenrymantilla%2Ffix_hidden_lifetime_bug.rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/danielhenrymantilla/fix_hidden_lifetime_bug.rs
[INFO] finished tweaking git repo https://github.com/danielhenrymantilla/fix_hidden_lifetime_bug.rs
[INFO] tweaked toml for git repo https://github.com/danielhenrymantilla/fix_hidden_lifetime_bug.rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danielhenrymantilla/fix_hidden_lifetime_bug.rs on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/danielhenrymantilla/fix_hidden_lifetime_bug.rs 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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] [stderr]   Downloaded quote v1.0.0
[INFO] [stderr]   Downloaded wild v2.0.4
[INFO] [stderr]   Downloaded vcpkg v0.2.12
[INFO] [stderr]   Downloaded std_prelude v0.2.12
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[INFO] [stderr]   Downloaded ansi_colours v1.0.2
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[INFO] [stderr]   Downloaded git-version-macro v0.3.5
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[INFO] [stderr]   Downloaded git-version v0.3.5
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[INFO] [stderr]   Downloaded grep-cli v0.1.6
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[INFO] [stderr]   Downloaded globset v0.4.9
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b000d871c5bb65696403f4440a1b9ae2ad87b7d8801e0abd62bf9cfc7ecbe47
[INFO] running `Command { std: "docker" "start" "-a" "3b000d871c5bb65696403f4440a1b9ae2ad87b7d8801e0abd62bf9cfc7ecbe47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b000d871c5bb65696403f4440a1b9ae2ad87b7d8801e0abd62bf9cfc7ecbe47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b000d871c5bb65696403f4440a1b9ae2ad87b7d8801e0abd62bf9cfc7ecbe47", kill_on_drop: false }`
[INFO] [stdout] 3b000d871c5bb65696403f4440a1b9ae2ad87b7d8801e0abd62bf9cfc7ecbe47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29ed0d0ba5aee56f833ea7ef3488b9e4f0efdaa50f9342ec4cfd4ed70d631708
[INFO] running `Command { std: "docker" "start" "-a" "29ed0d0ba5aee56f833ea7ef3488b9e4f0efdaa50f9342ec4cfd4ed70d631708", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]     Checking quote v1.0.0
[INFO] [stderr]     Checking fix-hidden-lifetime-bug-proc_macros v0.2.7 (/opt/rustwide/workdir/src/proc_macros)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/proc_macros/mod.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 |               fun.attrs.retain(|attr| (
[INFO] [stdout]     |  _____________________________________^
[INFO] [stdout] 125 | |                 attr.path.segments.last().unwrap().ident
[INFO] [stdout]     | |________________^
[INFO] [stdout] ...
[INFO] [stdout] 131 |                   }
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 132 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 124 ~             fun.attrs.retain(|attr| attr.path.segments.last().unwrap().ident
[INFO] [stdout] 125 |                 !=
[INFO] [stdout] ...
[INFO] [stdout] 129 |                     false
[INFO] [stdout] 130 ~                 });
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/proc_macros/mod.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 |               fun.attrs.retain(|attr| (
[INFO] [stdout]     |  _____________________________________^
[INFO] [stdout] 125 | |                 attr.path.segments.last().unwrap().ident
[INFO] [stdout]     | |________________^
[INFO] [stdout] ...
[INFO] [stdout] 131 |                   }
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 132 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 124 ~             fun.attrs.retain(|attr| attr.path.segments.last().unwrap().ident
[INFO] [stdout] 125 |                 !=
[INFO] [stdout] ...
[INFO] [stdout] 129 |                     false
[INFO] [stdout] 130 ~                 });
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling automod v1.0.2
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/proc_macros/mod.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 |               fun.attrs.retain(|attr| (
[INFO] [stdout]     |  _____________________________________^
[INFO] [stdout] 125 | |                 attr.path.segments.last().unwrap().ident
[INFO] [stdout]     | |________________^
[INFO] [stdout] ...
[INFO] [stdout] 131 |                   }
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 132 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 124 ~             fun.attrs.retain(|attr| attr.path.segments.last().unwrap().ident
[INFO] [stdout] 125 |                 !=
[INFO] [stdout] ...
[INFO] [stdout] 129 |                     false
[INFO] [stdout] 130 ~                 });
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fix-hidden-lifetime-bug v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> tests/main.rs:37:39
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn bar(&mut self, _: &()) -> impl '_ + Sized {
[INFO] [stdout]    |            -                          ^^ the same lifetime is elided here
[INFO] [stdout]    |            |
[INFO] [stdout]    |            the lifetime is named here
[INFO] [stdout]    |            the same lifetime is named 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: consistently use `'_0`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn bar(&mut self, _: &()) -> impl '_0 + Sized {
[INFO] [stdout]    |                                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> tests/main.rs:43:41
[INFO] [stdout]    |
[INFO] [stdout] 43 |     async fn baz(&self, _: &()) -> impl '_ + Sized {
[INFO] [stdout]    |                  -                      ^^ the same lifetime is elided here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is named here
[INFO] [stdout]    |                  the same lifetime is named here
[INFO] [stdout]    |                  the same lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'_0`
[INFO] [stdout]    |
[INFO] [stdout] 43 |     async fn baz(&self, _: &()) -> impl '_0 + Sized {
[INFO] [stdout]    |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "29ed0d0ba5aee56f833ea7ef3488b9e4f0efdaa50f9342ec4cfd4ed70d631708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ed0d0ba5aee56f833ea7ef3488b9e4f0efdaa50f9342ec4cfd4ed70d631708", kill_on_drop: false }`
[INFO] [stdout] 29ed0d0ba5aee56f833ea7ef3488b9e4f0efdaa50f9342ec4cfd4ed70d631708
