[INFO] cloning repository https://github.com/ktmlm/nspawn-lite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ktmlm/nspawn-lite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktmlm%2Fnspawn-lite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktmlm%2Fnspawn-lite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9d9630bcfebeb4cb3615f236169726cff6a4c3a
[INFO] checking ktmlm/nspawn-lite against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktmlm%2Fnspawn-lite" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ktmlm/nspawn-lite on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/ktmlm/nspawn-lite
[INFO] finished tweaking git repo https://github.com/ktmlm/nspawn-lite
[INFO] tweaked toml for git repo https://github.com/ktmlm/nspawn-lite written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ktmlm/nspawn-lite already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.56
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f02391fab4b1b221f5c0eada0b1c675a92505a8d5ba39bf9d9b5fc09560ff8d8
[INFO] running `Command { std: "docker" "start" "-a" "f02391fab4b1b221f5c0eada0b1c675a92505a8d5ba39bf9d9b5fc09560ff8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f02391fab4b1b221f5c0eada0b1c675a92505a8d5ba39bf9d9b5fc09560ff8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02391fab4b1b221f5c0eada0b1c675a92505a8d5ba39bf9d9b5fc09560ff8d8", kill_on_drop: false }`
[INFO] [stdout] f02391fab4b1b221f5c0eada0b1c675a92505a8d5ba39bf9d9b5fc09560ff8d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 728827d05717e2aa90d09d75380de76453fff1eb014c61a2de15a29c66440743
[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" "728827d05717e2aa90d09d75380de76453fff1eb014c61a2de15a29c66440743", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.16
[INFO] [stderr]     Checking myutil v0.1.0 (https://gitee.com/kt10/myutil.git?branch=master#fda8c1de)
[INFO] [stderr]     Checking nspawn-lite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.09s
[INFO] running `Command { std: "docker" "inspect" "728827d05717e2aa90d09d75380de76453fff1eb014c61a2de15a29c66440743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728827d05717e2aa90d09d75380de76453fff1eb014c61a2de15a29c66440743", kill_on_drop: false }`
[INFO] [stdout] 728827d05717e2aa90d09d75380de76453fff1eb014c61a2de15a29c66440743