[INFO] fetching crate domafic 0.2.0...
[INFO] testing domafic-0.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate domafic 0.2.0 into /workspace/builds/worker-117/source
[INFO] validating manifest of crates.io crate domafic 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate domafic 0.2.0
[INFO] finished tweaking crates.io crate domafic 0.2.0
[INFO] tweaked toml for crates.io crate domafic 0.2.0 written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87e69c13d15807d11169a2eb0b35f920f169200d5ab507837aed7ee212023783
[INFO] running `Command { std: "docker" "start" "-a" "87e69c13d15807d11169a2eb0b35f920f169200d5ab507837aed7ee212023783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87e69c13d15807d11169a2eb0b35f920f169200d5ab507837aed7ee212023783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e69c13d15807d11169a2eb0b35f920f169200d5ab507837aed7ee212023783", kill_on_drop: false }`
[INFO] [stdout] 87e69c13d15807d11169a2eb0b35f920f169200d5ab507837aed7ee212023783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c881328949cc06ca5c6ccf2138fdf51d2ce23f96362e204c901af14f614bfd6f
[INFO] running `Command { std: "docker" "start" "-a" "c881328949cc06ca5c6ccf2138fdf51d2ce23f96362e204c901af14f614bfd6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling marksman_escape v0.1.2
[INFO] [stderr]    Compiling either_n v0.2.0
[INFO] [stderr]    Compiling domafic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/listener.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn handle_event(&self, Event) -> Message;
[INFO] [stdout]    |                            ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Event`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.24s
[INFO] running `Command { std: "docker" "inspect" "c881328949cc06ca5c6ccf2138fdf51d2ce23f96362e204c901af14f614bfd6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c881328949cc06ca5c6ccf2138fdf51d2ce23f96362e204c901af14f614bfd6f", kill_on_drop: false }`
[INFO] [stdout] c881328949cc06ca5c6ccf2138fdf51d2ce23f96362e204c901af14f614bfd6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67e0d0c44c3c64376205a7cf9d7e6c23c794a768a07feb71419254c9766baf67
[INFO] running `Command { std: "docker" "start" "-a" "67e0d0c44c3c64376205a7cf9d7e6c23c794a768a07feb71419254c9766baf67", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling domafic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/listener.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn handle_event(&self, Event) -> Message;
[INFO] [stdout]    |                            ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Event`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> src/lib.rs:126:19
[INFO] [stdout]     |
[INFO] [stdout] 126 | #![cfg_attr(test, feature(conservative_impl_trait))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]     |
[INFO] [stdout]     = help: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/listener.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn handle_event(&self, Event) -> Message;
[INFO] [stdout]    |                            ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Event`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:315:13
[INFO] [stdout]     |
[INFO] [stdout] 315 |           div((
[INFO] [stdout]     |  _____________^
[INFO] [stdout] 316 | |             table((
[INFO] [stdout] 317 | |                 if include_rows {
[INFO] [stdout] 318 | |                     Either2::One((
[INFO] [stdout] ...   |
[INFO] [stdout] 325 | |             ))
[INFO] [stdout] 326 | |         ))
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 315 |         div(table((
[INFO] [stdout] 316 |                 if include_rows {
[INFO] [stdout] 317 |                     Either2::One((
[INFO] [stdout] 318 |                         tr("a"),
[INFO] [stdout] 319 |                         tr("b"),
[INFO] [stdout] 320 |                     ))
[INFO] [stdout]   ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:316:19
[INFO] [stdout]     |
[INFO] [stdout] 316 |               table((
[INFO] [stdout]     |  ___________________^
[INFO] [stdout] 317 | |                 if include_rows {
[INFO] [stdout] 318 | |                     Either2::One((
[INFO] [stdout] 319 | |                         tr("a"),
[INFO] [stdout] ...   |
[INFO] [stdout] 324 | |                 }
[INFO] [stdout] 325 | |             ))
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 316 |             table(if include_rows {
[INFO] [stdout] 317 |                     Either2::One((
[INFO] [stdout] 318 |                         tr("a"),
[INFO] [stdout] 319 |                         tr("b"),
[INFO] [stdout] 320 |                     ))
[INFO] [stdout] 321 |                 } else {
[INFO] [stdout]   ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `domafic`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "67e0d0c44c3c64376205a7cf9d7e6c23c794a768a07feb71419254c9766baf67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e0d0c44c3c64376205a7cf9d7e6c23c794a768a07feb71419254c9766baf67", kill_on_drop: false }`
[INFO] [stdout] 67e0d0c44c3c64376205a7cf9d7e6c23c794a768a07feb71419254c9766baf67
