[INFO] fetching crate libmars 0.6.1...
[INFO] testing libmars-0.6.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate libmars 0.6.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate libmars 0.6.1
[INFO] finished tweaking crates.io crate libmars 0.6.1
[INFO] tweaked toml for crates.io crate libmars 0.6.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libmars 0.6.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libmars 0.6.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xdg v3.0.0
[INFO] [stderr]   Downloaded serde_norway v0.9.42
[INFO] [stderr]   Downloaded unsafe-libyaml-norway v0.2.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe1103e756653855e81e304180950f72a6497b46ce6618940966ecaaaeae6ce1
[INFO] running `Command { std: "docker" "start" "-a" "fe1103e756653855e81e304180950f72a6497b46ce6618940966ecaaaeae6ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe1103e756653855e81e304180950f72a6497b46ce6618940966ecaaaeae6ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe1103e756653855e81e304180950f72a6497b46ce6618940966ecaaaeae6ce1", kill_on_drop: false }`
[INFO] [stdout] fe1103e756653855e81e304180950f72a6497b46ce6618940966ecaaaeae6ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c0240181c6b7f3d2c0d80d04ac9771a6f8e96597b4c47d0648ceec8d1fac69e
[INFO] running `Command { std: "docker" "start" "-a" "0c0240181c6b7f3d2c0d80d04ac9771a6f8e96597b4c47d0648ceec8d1fac69e", kill_on_drop: false }`
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling libmars v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/interfaces/wm.rs:119:27
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[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] 119 -     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[INFO] [stdout] 119 +     fn run(self, wm: &mut dyn WindowManager<Self, A>);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "0c0240181c6b7f3d2c0d80d04ac9771a6f8e96597b4c47d0648ceec8d1fac69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0240181c6b7f3d2c0d80d04ac9771a6f8e96597b4c47d0648ceec8d1fac69e", kill_on_drop: false }`
[INFO] [stdout] 0c0240181c6b7f3d2c0d80d04ac9771a6f8e96597b4c47d0648ceec8d1fac69e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b3667e4b5975de34d51a28ee64bd88b16aff883ae75943dd0c9e7512a9bd355
[INFO] running `Command { std: "docker" "start" "-a" "7b3667e4b5975de34d51a28ee64bd88b16aff883ae75943dd0c9e7512a9bd355", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/interfaces/wm.rs:119:27
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[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] 119 -     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[INFO] [stdout] 119 +     fn run(self, wm: &mut dyn WindowManager<Self, A>);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libmars v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/interfaces/wm.rs:119:27
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[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] 119 -     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[INFO] [stdout] 119 +     fn run(self, wm: &mut dyn WindowManager<Self, A>);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "7b3667e4b5975de34d51a28ee64bd88b16aff883ae75943dd0c9e7512a9bd355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b3667e4b5975de34d51a28ee64bd88b16aff883ae75943dd0c9e7512a9bd355", kill_on_drop: false }`
[INFO] [stdout] 7b3667e4b5975de34d51a28ee64bd88b16aff883ae75943dd0c9e7512a9bd355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2549b2785192f11e07c151f51673eb56a8efdcda6e814e9c1182a5b23594c866
[INFO] running `Command { std: "docker" "start" "-a" "2549b2785192f11e07c151f51673eb56a8efdcda6e814e9c1182a5b23594c866", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/interfaces/wm.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[INFO] [stderr]     |                           ^                          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 119 -     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[INFO] [stderr] 119 +     fn run(self, wm: &mut dyn WindowManager<Self, A>);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `libmars` (lib) generated 1 warning (run `cargo fix --lib -p libmars` to apply 1 suggestion)
[INFO] [stderr] warning: `libmars` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libmars-6e1a20c2ad686b12)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libmars
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/interfaces/wm.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[INFO] [stderr]     |                           ^                          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 119 -     fn run(self, wm: &mut (dyn WindowManager<Self, A>));
[INFO] [stderr] 119 +     fn run(self, wm: &mut dyn WindowManager<Self, A>);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2549b2785192f11e07c151f51673eb56a8efdcda6e814e9c1182a5b23594c866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2549b2785192f11e07c151f51673eb56a8efdcda6e814e9c1182a5b23594c866", kill_on_drop: false }`
[INFO] [stdout] 2549b2785192f11e07c151f51673eb56a8efdcda6e814e9c1182a5b23594c866