[INFO] cloning repository https://github.com/l4l/rum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/l4l/rum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl4l%2Frum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl4l%2Frum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0537fe5da30db42378465e7fa07c805128d46d9b
[INFO] checking l4l/rum against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl4l%2Frum" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/l4l/rum on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/l4l/rum
[INFO] finished tweaking git repo https://github.com/l4l/rum
[INFO] tweaked toml for git repo https://github.com/l4l/rum written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/l4l/rum already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb85b7df616b753a1f7ebbee7a206a00965fa52c04a5b9d3e9cd3fd59e142538
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb85b7df616b753a1f7ebbee7a206a00965fa52c04a5b9d3e9cd3fd59e142538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb85b7df616b753a1f7ebbee7a206a00965fa52c04a5b9d3e9cd3fd59e142538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb85b7df616b753a1f7ebbee7a206a00965fa52c04a5b9d3e9cd3fd59e142538", kill_on_drop: false }`
[INFO] [stdout] eb85b7df616b753a1f7ebbee7a206a00965fa52c04a5b9d3e9cd3fd59e142538
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc7428bf8f5da14fd6d6a2b90af023d4617a42af11b53bd6b07d6a0b30c726d0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bc7428bf8f5da14fd6d6a2b90af023d4617a42af11b53bd6b07d6a0b30c726d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
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[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling ego-tree v0.6.2
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[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking xml-rs v0.8.0
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[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking dtoa-short v0.3.2
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[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
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[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]     Checking c2-chacha v0.2.3
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[INFO] [stderr]    Compiling libc v0.2.67
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[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
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[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking termion v1.5.5
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[INFO] [stderr]     Checking aho-corasick v0.7.8
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[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
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[INFO] [stderr]     Checking url v2.1.1
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[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand_chacha v0.2.1
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[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.4
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[INFO] [stderr]     Checking num-traits v0.1.43
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[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking flexi_logger v0.14.8
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking mpv v0.2.3
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]    Compiling snafu-derive v0.6.2
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking snafu v0.6.2
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde-xml-rs v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.2
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking scraper v0.11.0
[INFO] [stderr]    Compiling unhtml_derive v0.7.5
[INFO] [stderr]     Checking unhtml v0.7.5
[INFO] [stderr]     Checking rum-player v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]    --> src/input.rs:234:17
[INFO] [stdout]     |
[INFO] [stdout] 234 |         c => Ok({ Event::Key(Key::Char(parse_utf8_char(c, rdr).await?)) }),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]    --> src/input.rs:234:17
[INFO] [stdout]     |
[INFO] [stdout] 234 |         c => Ok({ Event::Key(Key::Char(parse_utf8_char(c, rdr).await?)) }),
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 06s
[INFO] running `Command { std: "docker" "inspect" "bc7428bf8f5da14fd6d6a2b90af023d4617a42af11b53bd6b07d6a0b30c726d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc7428bf8f5da14fd6d6a2b90af023d4617a42af11b53bd6b07d6a0b30c726d0", kill_on_drop: false }`
[INFO] [stdout] bc7428bf8f5da14fd6d6a2b90af023d4617a42af11b53bd6b07d6a0b30c726d0