[INFO] cloning repository https://github.com/syusui-s/mcnotify-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syusui-s/mcnotify-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyusui-s%2Fmcnotify-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyusui-s%2Fmcnotify-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1473a86f777040c7193d7560f38937345026dbf
[INFO] checking syusui-s/mcnotify-rust against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyusui-s%2Fmcnotify-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/syusui-s/mcnotify-rust on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/syusui-s/mcnotify-rust
[INFO] finished tweaking git repo https://github.com/syusui-s/mcnotify-rust
[INFO] tweaked toml for git repo https://github.com/syusui-s/mcnotify-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/syusui-s/mcnotify-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/QuietMisdreavus/twitter-rs.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.4.6
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0c129e9ab93c7c32c5f4d1be00cb7aa0dc2dc9000ad4b9a98a4c88246908464
[INFO] running `Command { std: "docker" "start" "-a" "a0c129e9ab93c7c32c5f4d1be00cb7aa0dc2dc9000ad4b9a98a4c88246908464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0c129e9ab93c7c32c5f4d1be00cb7aa0dc2dc9000ad4b9a98a4c88246908464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c129e9ab93c7c32c5f4d1be00cb7aa0dc2dc9000ad4b9a98a4c88246908464", kill_on_drop: false }`
[INFO] [stdout] a0c129e9ab93c7c32c5f4d1be00cb7aa0dc2dc9000ad4b9a98a4c88246908464
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cf7821b9b36a2349ce228bfb97c379d6397f3ed91b7d88796d6ee450a79534b
[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" "5cf7821b9b36a2349ce228bfb97c379d6397f3ed91b7d88796d6ee450a79534b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking lazy_static v1.2.0
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[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling serde v1.0.69
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking winapi v0.2.8
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[INFO] [stderr]    Compiling num-integer v0.1.39
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[INFO] [stderr]     Checking bitflags v1.0.3
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[INFO] [stderr]     Checking constant_time_eq v0.1.3
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[INFO] [stderr]     Checking xdg-basedir v1.0.0
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[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking owning_ref v0.4.0
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[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking smallvec v0.6.8
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[INFO] [stderr]     Checking lock_api v0.1.5
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[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-sync v0.1.1
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
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[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking net2 v0.2.33
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[INFO] [stderr]     Checking thread-id v2.0.0
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[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking atty v0.2.11
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[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking sha-1 v0.4.1
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking http v0.1.15
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking serde_json v1.0.22
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.69
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking hyper v0.12.24
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking egg-mode v0.12.0 (https://github.com/QuietMisdreavus/twitter-rs.git?rev=8491554#84915542)
[INFO] [stderr]     Checking mcnotify v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/minecraft/data_rw.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     /// Writes a VarInt (i32) to the packet body.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/minecraft/data_rw.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     /// Writes a VarLong (i64) to the packet body.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/minecraft/data_rw.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     /// Writes a VarInt (i32) to the packet body.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/minecraft/data_rw.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     /// Writes a VarLong (i64) to the packet body.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "5cf7821b9b36a2349ce228bfb97c379d6397f3ed91b7d88796d6ee450a79534b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf7821b9b36a2349ce228bfb97c379d6397f3ed91b7d88796d6ee450a79534b", kill_on_drop: false }`
[INFO] [stdout] 5cf7821b9b36a2349ce228bfb97c379d6397f3ed91b7d88796d6ee450a79534b