[INFO] updating cached repository https://github.com/SchrodingerZhu/girasol
[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] [stderr] From https://github.com/SchrodingerZhu/girasol
[INFO] [stderr]    0c2a1ce..89d4dd1  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 89d4dd1b566490f96d94c25969c9e2dc97034400
[INFO] testing SchrodingerZhu/girasol against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchrodingerZhu%2Fgirasol" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SchrodingerZhu/girasol on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/SchrodingerZhu/girasol
[INFO] finished tweaking git repo https://github.com/SchrodingerZhu/girasol
[INFO] tweaked toml for git repo https://github.com/SchrodingerZhu/girasol written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/SchrodingerZhu/girasol already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/SchrodingerZhu/ws_stream_tungstenite`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snmalloc-rs v0.2.14
[INFO] [stderr]   Downloaded xactor v0.6.6
[INFO] [stderr]   Downloaded xactor-derive v0.6.6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 637b641447782309b5618e9e94c59a98f8c943d89cc46e9f0428d055d4b4be6c
[INFO] running `"docker" "start" "-a" "637b641447782309b5618e9e94c59a98f8c943d89cc46e9f0428d055d4b4be6c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling pin-project-lite v0.1.6
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling ws_stream_tungstenite v0.1.0 (https://github.com/SchrodingerZhu/ws_stream_tungstenite#fa64ef57)
[INFO] [stderr]    Compiling float-cmp v0.6.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling typename_derive v0.1.4
[INFO] [stderr]    Compiling xactor-derive v0.6.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling typename v0.1.2
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling rio v0.9.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling pin-project v0.4.17
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.3.5
[INFO] [stderr]    Compiling fail v0.3.0
[INFO] [stderr]    Compiling systemstat v0.1.5
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.7.2/src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     feature(
[INFO] [stderr] 16 | |         alloc_layout_extra,
[INFO] [stderr] 17 | |         allocator_api,
[INFO] [stderr] 18 | |         ptr_offset_from,
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |         specialization,
[INFO] [stderr] 23 | |     )
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr]    Compiling ring v0.16.14
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling zstd-sys v1.4.16+zstd.1.4.5
[INFO] [stderr]    Compiling snmalloc-sys v0.2.14
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `hashbrown`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "637b641447782309b5618e9e94c59a98f8c943d89cc46e9f0428d055d4b4be6c"`
[INFO] running `"docker" "rm" "-f" "637b641447782309b5618e9e94c59a98f8c943d89cc46e9f0428d055d4b4be6c"`
[INFO] [stdout] 637b641447782309b5618e9e94c59a98f8c943d89cc46e9f0428d055d4b4be6c