[INFO] cloning repository https://github.com/derwolfe/vpn-secret
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/derwolfe/vpn-secret" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderwolfe%2Fvpn-secret", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderwolfe%2Fvpn-secret'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9398d96b865634459b5b16e91e1f324c890f13e
[INFO] checking derwolfe/vpn-secret against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderwolfe%2Fvpn-secret" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/derwolfe/vpn-secret on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-12/source/Cargo.toml
[INFO] crate git repo https://github.com/derwolfe/vpn-secret already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded textwrap v0.7.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.2.0
[INFO] [stderr]   Downloaded gpg-error v0.2.2
[INFO] [stderr]   Downloaded lazy_static v0.2.8
[INFO] [stderr]   Downloaded atty v0.2.2
[INFO] [stderr]   Downloaded libc v0.2.29
[INFO] [stderr]   Downloaded clap v2.26.0
[INFO] [stderr]   Downloaded term_size v0.3.0
[INFO] [stderr]   Downloaded libgpg-error-sys v0.2.3
[INFO] [stderr]   Downloaded gcc v0.3.51
[INFO] [stderr]   Downloaded gpgme v0.6.0
[INFO] [stderr]   Downloaded gpgme-sys v0.6.0
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c0642facb19dbfedffc0f9d099b81f39ea943c7a438ad3ae5af32277683052c
[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" "2c0642facb19dbfedffc0f9d099b81f39ea943c7a438ad3ae5af32277683052c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c0642facb19dbfedffc0f9d099b81f39ea943c7a438ad3ae5af32277683052c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c0642facb19dbfedffc0f9d099b81f39ea943c7a438ad3ae5af32277683052c", kill_on_drop: false }`
[INFO] [stdout] 2c0642facb19dbfedffc0f9d099b81f39ea943c7a438ad3ae5af32277683052c
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3dbbd5b47cd44c22e0d1aa4396ae6966cc6f42874b07d5f01d17c3b2bf60867
[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" "f3dbbd5b47cd44c22e0d1aa4396ae6966cc6f42874b07d5f01d17c3b2bf60867", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking bitflags v0.9.1
[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 24.04s
[INFO] running `Command { std: "docker" "inspect" "f3dbbd5b47cd44c22e0d1aa4396ae6966cc6f42874b07d5f01d17c3b2bf60867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3dbbd5b47cd44c22e0d1aa4396ae6966cc6f42874b07d5f01d17c3b2bf60867", kill_on_drop: false }`
[INFO] [stdout] f3dbbd5b47cd44c22e0d1aa4396ae6966cc6f42874b07d5f01d17c3b2bf60867