[INFO] fetching crate prototty_elements 0.7.0...
[INFO] checking prototty_elements-0.7.0 against master#d902752866cbbdb331e3cf28ff6bba86ab0f6c62 for pr-77271
[INFO] extracting crate prototty_elements 0.7.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate prototty_elements 0.7.0 on toolchain d902752866cbbdb331e3cf28ff6bba86ab0f6c62
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prototty_elements 0.7.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate prototty_elements 0.7.0
[INFO] tweaked toml for crates.io crate prototty_elements 0.7.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9306a6172c697de8b28b9e825c8e2f907fc5ca819d22b2c54e14c7fa63064e9b
[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" "9306a6172c697de8b28b9e825c8e2f907fc5ca819d22b2c54e14c7fa63064e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9306a6172c697de8b28b9e825c8e2f907fc5ca819d22b2c54e14c7fa63064e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9306a6172c697de8b28b9e825c8e2f907fc5ca819d22b2c54e14c7fa63064e9b", kill_on_drop: false }`
[INFO] [stdout] 9306a6172c697de8b28b9e825c8e2f907fc5ca819d22b2c54e14c7fa63064e9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] d063111af5eed182a0261aa1776f4e0081cc7404df8c75871f59c03bb0c4a1ec
[INFO] running `Command { std: "docker" "start" "-a" "d063111af5eed182a0261aa1776f4e0081cc7404df8c75871f59c03bb0c4a1ec", kill_on_drop: false }`
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking num-traits v0.2.12
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]     Checking ansi_colour v0.1.0
[INFO] [stderr]     Checking prototty v0.4.0
[INFO] [stderr]     Checking prototty_elements v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.21s
[INFO] running `Command { std: "docker" "inspect" "d063111af5eed182a0261aa1776f4e0081cc7404df8c75871f59c03bb0c4a1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d063111af5eed182a0261aa1776f4e0081cc7404df8c75871f59c03bb0c4a1ec", kill_on_drop: false }`
[INFO] [stdout] d063111af5eed182a0261aa1776f4e0081cc7404df8c75871f59c03bb0c4a1ec