[INFO] fetching crate xio_common 0.12.0...
[INFO] checking xio_common-0.12.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate xio_common 0.12.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate xio_common 0.12.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xio_common 0.12.0
[INFO] finished tweaking crates.io crate xio_common 0.12.0
[INFO] tweaked toml for crates.io crate xio_common 0.12.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2cf0a1eb73f5d44ef8bb84c6d30818e6dd61f061e53930d25fb3cbfcea33e20
[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" "c2cf0a1eb73f5d44ef8bb84c6d30818e6dd61f061e53930d25fb3cbfcea33e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2cf0a1eb73f5d44ef8bb84c6d30818e6dd61f061e53930d25fb3cbfcea33e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2cf0a1eb73f5d44ef8bb84c6d30818e6dd61f061e53930d25fb3cbfcea33e20", kill_on_drop: false }`
[INFO] [stdout] c2cf0a1eb73f5d44ef8bb84c6d30818e6dd61f061e53930d25fb3cbfcea33e20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 675f2524dc72be103be3d65448fdd57f822f0eca2fc61e2d58d51f0b708b0da4
[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" "675f2524dc72be103be3d65448fdd57f822f0eca2fc61e2d58d51f0b708b0da4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking libc v0.2.82
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking snafu v0.5.0
[INFO] [stderr]     Checking ommui_broadcast v0.4.0
[INFO] [stderr]     Checking xio_base_datatypes v0.8.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]     Checking xio_common v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.67s
[INFO] running `Command { std: "docker" "inspect" "675f2524dc72be103be3d65448fdd57f822f0eca2fc61e2d58d51f0b708b0da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675f2524dc72be103be3d65448fdd57f822f0eca2fc61e2d58d51f0b708b0da4", kill_on_drop: false }`
[INFO] [stdout] 675f2524dc72be103be3d65448fdd57f822f0eca2fc61e2d58d51f0b708b0da4