[INFO] crate io-enum 0.2.3 is already in cache
[INFO] checking io-enum-0.2.3 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate io-enum 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate io-enum 0.2.3 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 crates.io crate io-enum 0.2.3
[INFO] finished tweaking crates.io crate io-enum 0.2.3
[INFO] tweaked toml for crates.io crate io-enum 0.2.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 17a923235d2481f793c52d691f6846447d3bb39f49c4bb5d512012c2b7b8ff71
[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" "17a923235d2481f793c52d691f6846447d3bb39f49c4bb5d512012c2b7b8ff71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17a923235d2481f793c52d691f6846447d3bb39f49c4bb5d512012c2b7b8ff71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a923235d2481f793c52d691f6846447d3bb39f49c4bb5d512012c2b7b8ff71", kill_on_drop: false }`
[INFO] [stdout] 17a923235d2481f793c52d691f6846447d3bb39f49c4bb5d512012c2b7b8ff71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 885c71f3a7d0024af0e719f5dd60fb2a2c6d2d79e9d52efa3360248bd3d6587a
[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" "885c71f3a7d0024af0e719f5dd60fb2a2c6d2d79e9d52efa3360248bd3d6587a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling io-enum v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking derive_utils v0.10.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.91s
[INFO] running `Command { std: "docker" "inspect" "885c71f3a7d0024af0e719f5dd60fb2a2c6d2d79e9d52efa3360248bd3d6587a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "885c71f3a7d0024af0e719f5dd60fb2a2c6d2d79e9d52efa3360248bd3d6587a", kill_on_drop: false }`
[INFO] [stdout] 885c71f3a7d0024af0e719f5dd60fb2a2c6d2d79e9d52efa3360248bd3d6587a