[INFO] fetching crate mdsh 0.5.0...
[INFO] checking mdsh-0.5.0 against beta for pr-78714
[INFO] extracting crate mdsh 0.5.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mdsh 0.5.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdsh 0.5.0
[INFO] finished tweaking crates.io crate mdsh 0.5.0
[INFO] tweaked toml for crates.io crate mdsh 0.5.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate mdsh 0.5.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+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] 89f96dbddef212494487bbb470f51870f56ef4924a4a4018fa54b2ee580d0bf4
[INFO] running `Command { std: "docker" "start" "-a" "89f96dbddef212494487bbb470f51870f56ef4924a4a4018fa54b2ee580d0bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89f96dbddef212494487bbb470f51870f56ef4924a4a4018fa54b2ee580d0bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f96dbddef212494487bbb470f51870f56ef4924a4a4018fa54b2ee580d0bf4", kill_on_drop: false }`
[INFO] [stdout] 89f96dbddef212494487bbb470f51870f56ef4924a4a4018fa54b2ee580d0bf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ba878ea6ac8a61cafb64a36734f3fa7f3340dcdf6cf93e412ab3cebd23ed2ae
[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" "4ba878ea6ac8a61cafb64a36734f3fa7f3340dcdf6cf93e412ab3cebd23ed2ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking mdsh v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.78s
[INFO] running `Command { std: "docker" "inspect" "4ba878ea6ac8a61cafb64a36734f3fa7f3340dcdf6cf93e412ab3cebd23ed2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba878ea6ac8a61cafb64a36734f3fa7f3340dcdf6cf93e412ab3cebd23ed2ae", kill_on_drop: false }`
[INFO] [stdout] 4ba878ea6ac8a61cafb64a36734f3fa7f3340dcdf6cf93e412ab3cebd23ed2ae