[INFO] cloning repository https://github.com/aisamanra/knurling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aisamanra/knurling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fknurling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fknurling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe2caffffac1bbc10873555a709b456e34ae0098
[INFO] testing aisamanra/knurling against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fknurling" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aisamanra/knurling on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aisamanra/knurling
[INFO] finished tweaking git repo https://github.com/aisamanra/knurling
[INFO] tweaked toml for git repo https://github.com/aisamanra/knurling written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/aisamanra/knurling already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glib v0.7.1
[INFO] [stderr]   Downloaded glib-sys v0.8.0
[INFO] [stderr]   Downloaded gobject-sys v0.8.0
[INFO] [stderr]   Downloaded pango-sys v0.8.0
[INFO] [stderr]   Downloaded pangocairo v0.7.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.8.0
[INFO] [stderr]   Downloaded cairo-rs v0.6.0
[INFO] [stderr]   Downloaded pango v0.6.0
[INFO] [stderr]   Downloaded x11 v2.18.1
[INFO] [stderr]   Downloaded pangocairo-sys v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16e2cb09d9216facff8b0ed29b18d4743625f15e431040675bc92142fab0b56a
[INFO] running `Command { std: "docker" "start" "-a" "16e2cb09d9216facff8b0ed29b18d4743625f15e431040675bc92142fab0b56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16e2cb09d9216facff8b0ed29b18d4743625f15e431040675bc92142fab0b56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16e2cb09d9216facff8b0ed29b18d4743625f15e431040675bc92142fab0b56a", kill_on_drop: false }`
[INFO] [stdout] 16e2cb09d9216facff8b0ed29b18d4743625f15e431040675bc92142fab0b56a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b905b2ba386362cf2ed30358ba1ef0e5ed84645f21b1b87914ec3dce8b738b3
[INFO] running `Command { std: "docker" "start" "-a" "9b905b2ba386362cf2ed30358ba1ef0e5ed84645f21b1b87914ec3dce8b738b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling pangocairo v0.7.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling knurling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling pangocairo-sys v0.9.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling glib v0.7.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/main.rs:51:50
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let window_fds: Vec<i32> = ws.iter_mut().map({ |w| w.get_fd() }).collect();
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.06s
[INFO] running `Command { std: "docker" "inspect" "9b905b2ba386362cf2ed30358ba1ef0e5ed84645f21b1b87914ec3dce8b738b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b905b2ba386362cf2ed30358ba1ef0e5ed84645f21b1b87914ec3dce8b738b3", kill_on_drop: false }`
[INFO] [stdout] 9b905b2ba386362cf2ed30358ba1ef0e5ed84645f21b1b87914ec3dce8b738b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acbf0cc0b1bffb1bb1eb6bd76c79002d2ca598f8eda22789783bd417a46942da
[INFO] running `Command { std: "docker" "start" "-a" "acbf0cc0b1bffb1bb1eb6bd76c79002d2ca598f8eda22789783bd417a46942da", kill_on_drop: false }`
[INFO] [stderr]    Compiling knurling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/main.rs:51:50
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let window_fds: Vec<i32> = ws.iter_mut().map({ |w| w.get_fd() }).collect();
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "acbf0cc0b1bffb1bb1eb6bd76c79002d2ca598f8eda22789783bd417a46942da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acbf0cc0b1bffb1bb1eb6bd76c79002d2ca598f8eda22789783bd417a46942da", kill_on_drop: false }`
[INFO] [stdout] acbf0cc0b1bffb1bb1eb6bd76c79002d2ca598f8eda22789783bd417a46942da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0a73674d2e2f9fd294b99cc50103f3f0e4ddeda00d2da465a03790276c2764d
[INFO] running `Command { std: "docker" "start" "-a" "f0a73674d2e2f9fd294b99cc50103f3f0e4ddeda00d2da465a03790276c2764d", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]   --> src/main.rs:51:50
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let window_fds: Vec<i32> = ws.iter_mut().map({ |w| w.get_fd() }).collect();
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knurling-ae89433dd93be90e)
[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" "f0a73674d2e2f9fd294b99cc50103f3f0e4ddeda00d2da465a03790276c2764d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a73674d2e2f9fd294b99cc50103f3f0e4ddeda00d2da465a03790276c2764d", kill_on_drop: false }`
[INFO] [stdout] f0a73674d2e2f9fd294b99cc50103f3f0e4ddeda00d2da465a03790276c2764d