[INFO] cloning repository https://github.com/Arkanosis/arkbot-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arkanosis/arkbot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArkanosis%2Farkbot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArkanosis%2Farkbot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 231b63a7634ab41619d5a9f2aca25c5a8c230269
[INFO] checking Arkanosis/arkbot-rs against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArkanosis%2Farkbot-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Arkanosis/arkbot-rs on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Arkanosis/arkbot-rs
[INFO] finished tweaking git repo https://github.com/Arkanosis/arkbot-rs
[INFO] tweaked toml for git repo https://github.com/Arkanosis/arkbot-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Arkanosis/arkbot-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.22
[INFO] [stderr]   Downloaded tokio-util v0.6.5
[INFO] [stderr]   Downloaded pin-project-internal v1.0.6
[INFO] [stderr]   Downloaded pin-project v1.0.6
[INFO] [stderr]   Downloaded bzip2 v0.4.2
[INFO] [stderr]   Downloaded tokio v1.4.0
[INFO] [stderr]   Downloaded reqwest v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc59e9dbe221dc46dd2a302acb3748f2e688c5fa80b02a7af431b158334bb45f
[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" "bc59e9dbe221dc46dd2a302acb3748f2e688c5fa80b02a7af431b158334bb45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc59e9dbe221dc46dd2a302acb3748f2e688c5fa80b02a7af431b158334bb45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc59e9dbe221dc46dd2a302acb3748f2e688c5fa80b02a7af431b158334bb45f", kill_on_drop: false }`
[INFO] [stdout] bc59e9dbe221dc46dd2a302acb3748f2e688c5fa80b02a7af431b158334bb45f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 057526cea4730f820510ac2c8e3905cac45a2953cc6ed06f71d28321d631d5c5
[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" "057526cea4730f820510ac2c8e3905cac45a2953cc6ed06f71d28321d631d5c5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking bzip2 v0.4.2
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking http-body v0.4.1
[INFO] [stderr]     Checking tokio-util v0.6.5
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking reqwest v0.11.2
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking arkbot v0.2.0-dev (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/processors/impasse.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/processors/impasse.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/dump/monitor.rs:29:29
[INFO] [stdout]    |
[INFO] [stdout] 29 | ...                   write!(&mut url, "/{}-{}-{}", wiki, &date, dump);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/dump/monitor.rs:29:29
[INFO] [stdout]    |
[INFO] [stdout] 29 | ...                   write!(&mut url, "/{}-{}-{}", wiki, &date, dump);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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 25.27s
[INFO] running `Command { std: "docker" "inspect" "057526cea4730f820510ac2c8e3905cac45a2953cc6ed06f71d28321d631d5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "057526cea4730f820510ac2c8e3905cac45a2953cc6ed06f71d28321d631d5c5", kill_on_drop: false }`
[INFO] [stdout] 057526cea4730f820510ac2c8e3905cac45a2953cc6ed06f71d28321d631d5c5