[INFO] fetching crate libmars 0.6.1...
[INFO] testing libmars-0.6.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate libmars 0.6.1 into /workspace/builds/worker-0-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libmars 0.6.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43a094f43d24eaaae8d8f086ea8c9821b18604b79ca183c758476932c0f96575
[INFO] running `Command { std: "docker" "start" "-a" "43a094f43d24eaaae8d8f086ea8c9821b18604b79ca183c758476932c0f96575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43a094f43d24eaaae8d8f086ea8c9821b18604b79ca183c758476932c0f96575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a094f43d24eaaae8d8f086ea8c9821b18604b79ca183c758476932c0f96575", kill_on_drop: false }`
[INFO] [stdout] 43a094f43d24eaaae8d8f086ea8c9821b18604b79ca183c758476932c0f96575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c377bb248b29654a1b1752b39818228af5131da8d9a4541177ee709385a67871
[INFO] running `Command { std: "docker" "start" "-a" "c377bb248b29654a1b1752b39818228af5131da8d9a4541177ee709385a67871", 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 2.44s
[INFO] running `Command { std: "docker" "inspect" "c377bb248b29654a1b1752b39818228af5131da8d9a4541177ee709385a67871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c377bb248b29654a1b1752b39818228af5131da8d9a4541177ee709385a67871", kill_on_drop: false }`
[INFO] [stdout] c377bb248b29654a1b1752b39818228af5131da8d9a4541177ee709385a67871
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c96fdc3b44a2e1cfba4f937dae3a8d4772cdfb21d89ee30cd9929ee80d0ba55
[INFO] running `Command { std: "docker" "start" "-a" "6c96fdc3b44a2e1cfba4f937dae3a8d4772cdfb21d89ee30cd9929ee80d0ba55", 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 0.79s
[INFO] running `Command { std: "docker" "inspect" "6c96fdc3b44a2e1cfba4f937dae3a8d4772cdfb21d89ee30cd9929ee80d0ba55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c96fdc3b44a2e1cfba4f937dae3a8d4772cdfb21d89ee30cd9929ee80d0ba55", kill_on_drop: false }`
[INFO] [stdout] 6c96fdc3b44a2e1cfba4f937dae3a8d4772cdfb21d89ee30cd9929ee80d0ba55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6976a410dbde71b7eab226f8dc46c96034173ba7928254e80ef91dd5f1398d4
[INFO] running `Command { std: "docker" "start" "-a" "c6976a410dbde71b7eab226f8dc46c96034173ba7928254e80ef91dd5f1398d4", 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 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libmars-3e7e4e4e6eb3c7e5)
[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" "c6976a410dbde71b7eab226f8dc46c96034173ba7928254e80ef91dd5f1398d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6976a410dbde71b7eab226f8dc46c96034173ba7928254e80ef91dd5f1398d4", kill_on_drop: false }`
[INFO] [stdout] c6976a410dbde71b7eab226f8dc46c96034173ba7928254e80ef91dd5f1398d4
