[INFO] cloning repository https://github.com/nickhs/scuttle6
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickhs/scuttle6" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickhs%2Fscuttle6"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickhs%2Fscuttle6'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eeda563b98401d7f546c9b67f20a87b819f85dd9
[INFO] checking nickhs/scuttle6 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickhs%2Fscuttle6" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nickhs/scuttle6 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nickhs/scuttle6
[INFO] finished tweaking git repo https://github.com/nickhs/scuttle6
[INFO] tweaked toml for git repo https://github.com/nickhs/scuttle6 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/nickhs/scuttle6 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6a8eedebb4a88201b6b80ee7d87f5b87c595427b09d5f6422d2b2609ce9d2d78
[INFO] running `"docker" "start" "-a" "6a8eedebb4a88201b6b80ee7d87f5b87c595427b09d5f6422d2b2609ce9d2d78"`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking pnet_base v0.21.0
[INFO] [stderr]    Compiling mac_address v0.8.0
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking pnet_macros_support v0.21.0
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.21.0
[INFO] [stderr]    Compiling pnet_packet v0.21.0
[INFO] [stderr]     Checking scuttle6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `"docker" "inspect" "6a8eedebb4a88201b6b80ee7d87f5b87c595427b09d5f6422d2b2609ce9d2d78"`
[INFO] running `"docker" "rm" "-f" "6a8eedebb4a88201b6b80ee7d87f5b87c595427b09d5f6422d2b2609ce9d2d78"`
[INFO] [stdout] 6a8eedebb4a88201b6b80ee7d87f5b87c595427b09d5f6422d2b2609ce9d2d78