[INFO] updating cached repository https://github.com/lifthrasiir/unison
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 979064f4162e7d220d6a942853aca41d550a03fd
[INFO] checking lifthrasiir/unison against beta-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flifthrasiir%2Funison" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lifthrasiir/unison on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lifthrasiir/unison
[INFO] finished tweaking git repo https://github.com/lifthrasiir/unison
[INFO] tweaked toml for git repo https://github.com/lifthrasiir/unison written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/lifthrasiir/unison already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=allow" "-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" "+beta-2019-10-27" "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] 4e2d5c655997e544a2037b6fd3a5b47e910097833d70be1a035b06f14a2934eb
[INFO] running `"docker" "start" "-a" "4e2d5c655997e544a2037b6fd3a5b47e910097833d70be1a035b06f14a2934eb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.41
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.1
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling serde v1.0.59
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking errln v0.1.0
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling miniz_oxide v0.1.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.3
[INFO] [stderr]     Checking clicolors-control v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling quote v0.6.2
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.2
[INFO] [stderr]    Compiling syn v0.14.0
[INFO] [stderr]    Compiling rmp v0.8.7
[INFO] [stderr]     Checking console v0.6.1
[INFO] [stderr]     Checking console v0.4.2
[INFO] [stderr]     Checking rayon v0.7.1
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]     Checking indicatif v0.6.0
[INFO] [stderr]    Compiling zip v0.2.8
[INFO] [stderr]    Compiling unison v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.59
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 3m 05s
[INFO] running `"docker" "inspect" "4e2d5c655997e544a2037b6fd3a5b47e910097833d70be1a035b06f14a2934eb"`
[INFO] running `"docker" "rm" "-f" "4e2d5c655997e544a2037b6fd3a5b47e910097833d70be1a035b06f14a2934eb"`
[INFO] [stdout] 4e2d5c655997e544a2037b6fd3a5b47e910097833d70be1a035b06f14a2934eb