[INFO] cloning repository https://github.com/redox-os/extrautils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redox-os/extrautils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fextrautils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fextrautils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9abf681a9bd5079baeafb8f4b9cfd7820f8d6025
[INFO] checking redox-os/extrautils against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fextrautils" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/redox-os/extrautils on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/redox-os/extrautils
[INFO] finished tweaking git repo https://github.com/redox-os/extrautils
[INFO] tweaked toml for git repo https://github.com/redox-os/extrautils written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/redox-os/extrautils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://gitlab.redox-os.org/redox-os/filetime.git`
[INFO] [stderr]     Updating git repository `https://gitlab.redox-os.org/redox-os/libpager.git`
[INFO] [stderr]     Updating git repository `https://github.com/aahancoc/tree_magic.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cmd v1.0.5
[INFO] [stderr]   Downloaded rust-lzma v0.5.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0180c939bbbbfce3fe372ec0f5f370fbf1c043ad746e581acec6207476c2dc5
[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" "a0180c939bbbbfce3fe372ec0f5f370fbf1c043ad746e581acec6207476c2dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0180c939bbbbfce3fe372ec0f5f370fbf1c043ad746e581acec6207476c2dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0180c939bbbbfce3fe372ec0f5f370fbf1c043ad746e581acec6207476c2dc5", kill_on_drop: false }`
[INFO] [stdout] a0180c939bbbbfce3fe372ec0f5f370fbf1c043ad746e581acec6207476c2dc5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8254defc003d83ea490a6b9078edb98ac0a781eb669431e59bd4a3c59cc6d9c2
[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" "8254defc003d83ea490a6b9078edb98ac0a781eb669431e59bd4a3c59cc6d9c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking extra v0.1.0 (https://gitlab.redox-os.org/redox-os/libextra.git#cf213969)
[INFO] [stderr]     Checking arg_parser v0.1.0 (https://gitlab.redox-os.org/redox-os/arg-parser.git#1c434b55)
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rust-lzma v0.5.1
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking redox_syscall v0.2.9
[INFO] [stderr]    Compiling raw-cpuid v8.1.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking termion v1.5.6 (https://gitlab.redox-os.org/redox-os/termion.git#dce5e750)
[INFO] [stderr]     Checking filetime v0.2.14 (https://gitlab.redox-os.org/redox-os/filetime.git?branch=redox#5bcbaaed)
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking tar v0.4.35
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking pager v0.1.0 (https://gitlab.redox-os.org/redox-os/libpager.git#d0ff9e28)
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking zip v0.3.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking assert_cmd v1.0.5
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking tree_magic v0.3.0 (https://github.com/aahancoc/tree_magic.git?rev=56fd014b4e4aefea7d1e37d4216595624511cefc#56fd014b)
[INFO] [stderr]     Checking extrautils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.17s
[INFO] running `Command { std: "docker" "inspect" "8254defc003d83ea490a6b9078edb98ac0a781eb669431e59bd4a3c59cc6d9c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8254defc003d83ea490a6b9078edb98ac0a781eb669431e59bd4a3c59cc6d9c2", kill_on_drop: false }`
[INFO] [stdout] 8254defc003d83ea490a6b9078edb98ac0a781eb669431e59bd4a3c59cc6d9c2