[INFO] cloning repository https://github.com/redox-os/redoxer
[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/redoxer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fredoxer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fredoxer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebac2a6c9e60ae4d7c2594ad7f4d2e9515dcc966
[INFO] checking redox-os/redoxer against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fredoxer" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/redox-os/redoxer on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/redox-os/redoxer
[INFO] finished tweaking git repo https://github.com/redox-os/redoxer
[INFO] tweaked toml for git repo https://github.com/redox-os/redoxer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/redox-os/redoxer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f67fc55f9958392e0d3eef2bda85a32e5de92180506d5e04e1ac25debe0ca752
[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" "f67fc55f9958392e0d3eef2bda85a32e5de92180506d5e04e1ac25debe0ca752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f67fc55f9958392e0d3eef2bda85a32e5de92180506d5e04e1ac25debe0ca752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67fc55f9958392e0d3eef2bda85a32e5de92180506d5e04e1ac25debe0ca752", kill_on_drop: false }`
[INFO] [stdout] f67fc55f9958392e0d3eef2bda85a32e5de92180506d5e04e1ac25debe0ca752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] 442bcf6416b18e4379b9c83f6603b202f8c20623b3f864927dcd60399a59982c
[INFO] running `Command { std: "docker" "start" "-a" "442bcf6416b18e4379b9c83f6603b202f8c20623b3f864927dcd60399a59982c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking index-fixed v0.3.1
[INFO] [stderr]    Compiling redox_pkgutils v0.1.6
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking bidir-map v0.6.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking version-compare v0.0.10
[INFO] [stderr]     Checking arg_parser v0.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]    Compiling blake3 v0.2.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking sodalite v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking log v0.4.13
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking redox_syscall v0.2.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking redox_liner v0.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking redoxfs v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking webpki-roots v0.15.0
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]     Checking pkgar v0.1.6
[INFO] [stderr]     Checking hyper-rustls v0.6.2
[INFO] [stderr]     Checking partition-identity v0.2.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking proc-mounts v0.2.4
[INFO] [stderr]     Checking redox_installer v0.2.7
[INFO] [stderr]     Checking redoxer v0.2.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "442bcf6416b18e4379b9c83f6603b202f8c20623b3f864927dcd60399a59982c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442bcf6416b18e4379b9c83f6603b202f8c20623b3f864927dcd60399a59982c", kill_on_drop: false }`
[INFO] [stdout] 442bcf6416b18e4379b9c83f6603b202f8c20623b3f864927dcd60399a59982c