[INFO] fetching crate cargo-ngrok 0.1.2...
[INFO] checking cargo-ngrok-0.1.2 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate cargo-ngrok 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cargo-ngrok 0.1.2 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-ngrok 0.1.2
[INFO] finished tweaking crates.io crate cargo-ngrok 0.1.2
[INFO] tweaked toml for crates.io crate cargo-ngrok 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate cargo-ngrok 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b8300b62556518bd5d8aa7b5d7ae4c42497d956388164e1461ecffd3e492e46
[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" "9b8300b62556518bd5d8aa7b5d7ae4c42497d956388164e1461ecffd3e492e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b8300b62556518bd5d8aa7b5d7ae4c42497d956388164e1461ecffd3e492e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8300b62556518bd5d8aa7b5d7ae4c42497d956388164e1461ecffd3e492e46", kill_on_drop: false }`
[INFO] [stdout] 9b8300b62556518bd5d8aa7b5d7ae4c42497d956388164e1461ecffd3e492e46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c58ac515cc4d8f8d10eadcc1da4b0cd94b6a948447ffc78da101b0ccadfe97c6
[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" "c58ac515cc4d8f8d10eadcc1da4b0cd94b6a948447ffc78da101b0ccadfe97c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking aho-corasick v0.7.9
[INFO] [stderr]     Checking mime_guess v2.0.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]    Compiling proc-macro-error v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.9
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking structopt v0.3.11
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking cargo-ngrok v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]   --> src/main.rs:88:15
[INFO] [stdout]    |
[INFO] [stdout] 88 |     Other(Vec<String>),
[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/main.rs:88:15
[INFO] [stdout]    |
[INFO] [stdout] 88 |     Other(Vec<String>),
[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 48.78s
[INFO] running `Command { std: "docker" "inspect" "c58ac515cc4d8f8d10eadcc1da4b0cd94b6a948447ffc78da101b0ccadfe97c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58ac515cc4d8f8d10eadcc1da4b0cd94b6a948447ffc78da101b0ccadfe97c6", kill_on_drop: false }`
[INFO] [stdout] c58ac515cc4d8f8d10eadcc1da4b0cd94b6a948447ffc78da101b0ccadfe97c6