[INFO] updating cached repository https://github.com/ShisoftResearch/Nebuchadnezzar
[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] 807329651c7e0c3b866055b382b2288551cf1281
[INFO] checking ShisoftResearch/Nebuchadnezzar against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShisoftResearch%2FNebuchadnezzar" "/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/ShisoftResearch/Nebuchadnezzar on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ShisoftResearch/Nebuchadnezzar
[INFO] removed 1 missing tests
[INFO] finished tweaking git repo https://github.com/ShisoftResearch/Nebuchadnezzar
[INFO] tweaked toml for git repo https://github.com/ShisoftResearch/Nebuchadnezzar written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ShisoftResearch/Nebuchadnezzar already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-5/source/tests/cell.rs
[INFO] [stderr] * /workspace/builds/worker-5/source/tests/tests.rs
[INFO] [stderr] * /workspace/builds/worker-5/source/tests/chunk.rs
[INFO] [stderr] * /workspace/builds/worker-5/source/tests/types.rs
[INFO] [stderr] * /workspace/builds/worker-5/source/tests/server.rs
[INFO] [stderr] * /workspace/builds/worker-5/source/tests/index.rs
[INFO] [stderr] * /workspace/builds/worker-5/source/tests/client.rs
[INFO] [stderr] * /workspace/builds/worker-5/source/tests/cleaner.rs
[INFO] [stderr] * /workspace/builds/worker-5/source/tests/transaction.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[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=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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] 5ab693f5b59eee78efba705febd8f78d43dd9db4e72f8ded995a80f9d39b3afc
[INFO] running `"docker" "start" "-a" "5ab693f5b59eee78efba705febd8f78d43dd9db4e72f8ded995a80f9d39b3afc"`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/tests/cell.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/tests.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/chunk.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/types.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/server.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/index.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/client.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/cleaner.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/transaction.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]     Checking futures-await-await-macro v0.1.2 (https://github.com/vorot93/futures-await.git#8b181226)
[INFO] [stderr]     Checking static_assertions v0.3.1
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking bincode v1.1.3
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking twox-hash v1.2.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-middleware v0.1.0 (https://github.com/tokio-rs/tokio-middleware#58ca094d)
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking bifrost_hasher v0.1.0 (https://github.com/shisoft/bifrost?branch=develop#c91f521d)
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking hermes v0.1.0 (https://github.com/ShisoftResearch/Hermes.git#22b4f71e)
[INFO] [stderr]    Compiling bifrost_plugins v0.1.0 (https://github.com/shisoft/bifrost?branch=develop#c91f521d)
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]    Compiling futures-await-async-macro v0.1.4 (https://github.com/vorot93/futures-await.git#8b181226)
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking futures-await v0.1.1 (https://github.com/vorot93/futures-await.git#8b181226)
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]   --> /opt/rustwide/cargo-home/git/checkouts/futures-await-2151e5b09447c509/8b18122/src/lib.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | #![feature(on_unimplemented)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: this is an internal attribute that will never be stable
[INFO] [stderr]   --> /opt/rustwide/cargo-home/git/checkouts/futures-await-2151e5b09447c509/8b18122/src/lib.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 | /     #[rustc_on_unimplemented = "async functions must return a `Result` or \
[INFO] [stderr] 69 | |                                 a typedef of `Result`"]
[INFO] [stderr]    | |_______________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/29642
[INFO] [stderr]    = help: add `#![feature(rustc_attrs)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0557, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0557`.
[INFO] [stderr] error: could not compile `futures-await`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "5ab693f5b59eee78efba705febd8f78d43dd9db4e72f8ded995a80f9d39b3afc"`
[INFO] running `"docker" "rm" "-f" "5ab693f5b59eee78efba705febd8f78d43dd9db4e72f8ded995a80f9d39b3afc"`
[INFO] [stdout] 5ab693f5b59eee78efba705febd8f78d43dd9db4e72f8ded995a80f9d39b3afc