[INFO] crate io_utils 0.2.4 is already in cache
[INFO] checking io_utils-0.2.4 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate io_utils 0.2.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate io_utils 0.2.4 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_utils 0.2.4
[INFO] finished tweaking crates.io crate io_utils 0.2.4
[INFO] tweaked toml for crates.io crate io_utils 0.2.4 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] 6678f3efab825688b27547fb30161cce7d94c81f2ec0f80086c90ed09cc242b6
[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" "6678f3efab825688b27547fb30161cce7d94c81f2ec0f80086c90ed09cc242b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6678f3efab825688b27547fb30161cce7d94c81f2ec0f80086c90ed09cc242b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6678f3efab825688b27547fb30161cce7d94c81f2ec0f80086c90ed09cc242b6", kill_on_drop: false }`
[INFO] [stdout] 6678f3efab825688b27547fb30161cce7d94c81f2ec0f80086c90ed09cc242b6
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a9db8c63a6737d23fe3c55ac95e0305e8d1875c49eff2dcadd41c0d6d1cc5d87
[INFO] running `Command { std: "docker" "start" "-a" "a9db8c63a6737d23fe3c55ac95e0305e8d1875c49eff2dcadd41c0d6d1cc5d87", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]     Checking adler v0.2.2
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking vector_utils v0.1.2
[INFO] [stderr]     Checking string_utils v0.1.1
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stderr]     Checking io_utils v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.25s
[INFO] running `Command { std: "docker" "inspect" "a9db8c63a6737d23fe3c55ac95e0305e8d1875c49eff2dcadd41c0d6d1cc5d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9db8c63a6737d23fe3c55ac95e0305e8d1875c49eff2dcadd41c0d6d1cc5d87", kill_on_drop: false }`
[INFO] [stdout] a9db8c63a6737d23fe3c55ac95e0305e8d1875c49eff2dcadd41c0d6d1cc5d87