[INFO] cloning repository https://github.com/ladysamantha/flatarchive
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ladysamantha/flatarchive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fladysamantha%2Fflatarchive", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fladysamantha%2Fflatarchive'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b4f385cb53a09a08b6d3b53ad22f2bb67f01a8a
[INFO] checking ladysamantha/flatarchive against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fladysamantha%2Fflatarchive" "/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/ladysamantha/flatarchive on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ladysamantha/flatarchive
[INFO] finished tweaking git repo https://github.com/ladysamantha/flatarchive
[INFO] tweaked toml for git repo https://github.com/ladysamantha/flatarchive written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ladysamantha/flatarchive already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] ee956819377a9c87e128ffeeeea49e99574cae1f2669accee01f1aa05fc3bc3c
[INFO] running `Command { std: "docker" "start" "-a" "ee956819377a9c87e128ffeeeea49e99574cae1f2669accee01f1aa05fc3bc3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee956819377a9c87e128ffeeeea49e99574cae1f2669accee01f1aa05fc3bc3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee956819377a9c87e128ffeeeea49e99574cae1f2669accee01f1aa05fc3bc3c", kill_on_drop: false }`
[INFO] [stdout] ee956819377a9c87e128ffeeeea49e99574cae1f2669accee01f1aa05fc3bc3c
[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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6a82224cad2e17d97498748be0cdb2c6db92d79c82319d88d0d4c49247bc783
[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" "d6a82224cad2e17d97498748be0cdb2c6db92d79c82319d88d0d4c49247bc783", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking aho-corasick v0.6.5
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking quickcheck v0.6.2
[INFO] [stderr]     Checking flatarchive v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.75s
[INFO] running `Command { std: "docker" "inspect" "d6a82224cad2e17d97498748be0cdb2c6db92d79c82319d88d0d4c49247bc783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6a82224cad2e17d97498748be0cdb2c6db92d79c82319d88d0d4c49247bc783", kill_on_drop: false }`
[INFO] [stdout] d6a82224cad2e17d97498748be0cdb2c6db92d79c82319d88d0d4c49247bc783