[INFO] fetching crate minimp4 0.1.0...
[INFO] checking minimp4-0.1.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate minimp4 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate minimp4 0.1.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minimp4 0.1.0
[INFO] finished tweaking crates.io crate minimp4 0.1.0
[INFO] tweaked toml for crates.io crate minimp4 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate minimp4 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17b253f859a95650c4d59c09a96bd57231a33f3813e974d2103edcfbd5b8e66f
[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" "17b253f859a95650c4d59c09a96bd57231a33f3813e974d2103edcfbd5b8e66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17b253f859a95650c4d59c09a96bd57231a33f3813e974d2103edcfbd5b8e66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17b253f859a95650c4d59c09a96bd57231a33f3813e974d2103edcfbd5b8e66f", kill_on_drop: false }`
[INFO] [stdout] 17b253f859a95650c4d59c09a96bd57231a33f3813e974d2103edcfbd5b8e66f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 169c01ff0dac389570fb34cbe63337f9a2cd3dea393f18850a29370b600b1465
[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" "169c01ff0dac389570fb34cbe63337f9a2cd3dea393f18850a29370b600b1465", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling log v0.4.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling minimp4-sys v0.1.0
[INFO] [stderr]     Checking minimp4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "169c01ff0dac389570fb34cbe63337f9a2cd3dea393f18850a29370b600b1465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "169c01ff0dac389570fb34cbe63337f9a2cd3dea393f18850a29370b600b1465", kill_on_drop: false }`
[INFO] [stdout] 169c01ff0dac389570fb34cbe63337f9a2cd3dea393f18850a29370b600b1465