[INFO] cloning repository https://github.com/arminha/covet
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arminha/covet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farminha%2Fcovet"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farminha%2Fcovet'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 28dd2d17da948de385a6f21ae73bb1bc0e181d5c
[INFO] checking arminha/covet against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farminha%2Fcovet" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arminha/covet on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/arminha/covet
[INFO] finished tweaking git repo https://github.com/arminha/covet
[INFO] tweaked toml for git repo https://github.com/arminha/covet written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/arminha/covet already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d488e1541635d91f92a291ad602972e8e87129b8db32da9d2c6f5f2e5d64a39
[INFO] running `"docker" "start" "-a" "4d488e1541635d91f92a291ad602972e8e87129b8db32da9d2c6f5f2e5d64a39"`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling time v0.2.12
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking xmltree v0.10.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking persistent v0.4.0
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking bodyparser v0.8.0
[INFO] [stderr]     Checking urlencoded v0.6.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking hyper-native-tls v0.3.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling structopt v0.3.14
[INFO] [stderr]    Compiling covet v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `"docker" "inspect" "4d488e1541635d91f92a291ad602972e8e87129b8db32da9d2c6f5f2e5d64a39"`
[INFO] running `"docker" "rm" "-f" "4d488e1541635d91f92a291ad602972e8e87129b8db32da9d2c6f5f2e5d64a39"`
[INFO] [stdout] 4d488e1541635d91f92a291ad602972e8e87129b8db32da9d2c6f5f2e5d64a39