[INFO] updating cached repository https://github.com/crumblingstatue/webtestbox
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b64e64a91f6d4563a076c7226d6ad2e7bc7319c4
[INFO] checking crumblingstatue/webtestbox against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrumblingstatue%2Fwebtestbox" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/crumblingstatue/webtestbox on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/crumblingstatue/webtestbox
[INFO] finished tweaking git repo https://github.com/crumblingstatue/webtestbox
[INFO] tweaked toml for git repo https://github.com/crumblingstatue/webtestbox written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/crumblingstatue/webtestbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6a087d47bf4d3ad28b9c8b37e9cfb9dd36648884b4208ba7d943e102f31cd5b
[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" "f6a087d47bf4d3ad28b9c8b37e9cfb9dd36648884b4208ba7d943e102f31cd5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6a087d47bf4d3ad28b9c8b37e9cfb9dd36648884b4208ba7d943e102f31cd5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a087d47bf4d3ad28b9c8b37e9cfb9dd36648884b4208ba7d943e102f31cd5b", kill_on_drop: false }`
[INFO] [stdout] f6a087d47bf4d3ad28b9c8b37e9cfb9dd36648884b4208ba7d943e102f31cd5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 721a0a1a7358da98063487a22c84995bb0e8db3d1ffd8472351671d85a4f24f2
[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" "721a0a1a7358da98063487a22c84995bb0e8db3d1ffd8472351671d85a4f24f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]     Checking webtestbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.53s
[INFO] running `Command { std: "docker" "inspect" "721a0a1a7358da98063487a22c84995bb0e8db3d1ffd8472351671d85a4f24f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721a0a1a7358da98063487a22c84995bb0e8db3d1ffd8472351671d85a4f24f2", kill_on_drop: false }`
[INFO] [stdout] 721a0a1a7358da98063487a22c84995bb0e8db3d1ffd8472351671d85a4f24f2