[INFO] updating cached repository https://github.com/derwolfe/vpn-secret
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f9398d96b865634459b5b16e91e1f324c890f13e
[INFO] checking derwolfe/vpn-secret against master#7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3 for pr-71873
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderwolfe%2Fvpn-secret" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/derwolfe/vpn-secret on toolchain 7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/derwolfe/vpn-secret
[INFO] finished tweaking git repo https://github.com/derwolfe/vpn-secret
[INFO] tweaked toml for git repo https://github.com/derwolfe/vpn-secret written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/derwolfe/vpn-secret already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 31d86e64cdcbb64091b042461212e855c44e0fc7af3051ffd6a7bd65e1fa4fe3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "31d86e64cdcbb64091b042461212e855c44e0fc7af3051ffd6a7bd65e1fa4fe3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]    Compiling libgpg-error-sys v0.2.3
[INFO] [stderr]    Compiling gpgme-sys v0.6.0
[INFO] [stderr]     Checking clap v2.26.0
[INFO] [stderr]     Checking gpg-error v0.2.2
[INFO] [stderr]     Checking gpgme v0.6.0
[INFO] [stderr]     Checking vpn-secret v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.24s
[INFO] running `"docker" "inspect" "31d86e64cdcbb64091b042461212e855c44e0fc7af3051ffd6a7bd65e1fa4fe3"`
[INFO] running `"docker" "rm" "-f" "31d86e64cdcbb64091b042461212e855c44e0fc7af3051ffd6a7bd65e1fa4fe3"`
[INFO] [stdout] 31d86e64cdcbb64091b042461212e855c44e0fc7af3051ffd6a7bd65e1fa4fe3