[INFO] cloning repository https://github.com/steamroller-airmash/airmash-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steamroller-airmash/airmash-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteamroller-airmash%2Fairmash-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteamroller-airmash%2Fairmash-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24a138cbd4ea58135104fb73bce59ba5bbd0af98
[INFO] checking steamroller-airmash/airmash-server against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteamroller-airmash%2Fairmash-server" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/steamroller-airmash/airmash-server on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/steamroller-airmash/airmash-server
[INFO] finished tweaking git repo https://github.com/steamroller-airmash/airmash-server
[INFO] tweaked toml for git repo https://github.com/steamroller-airmash/airmash-server written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/steamroller-airmash/airmash-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/steamroller-airmash/airmash-protocol-rs`
[INFO] [stderr]     Updating git repository `https://github.com/steamroller-airmash/airmash-protocol-v5`
[INFO] [stderr]     Updating git repository `https://github.com/steamroller-airmash/serde-deserialize-over`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8263bb147ada0063b4530b5397b9eec149defdfcca7cd4e1c12c8711c9a14de1
[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" "8263bb147ada0063b4530b5397b9eec149defdfcca7cd4e1c12c8711c9a14de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8263bb147ada0063b4530b5397b9eec149defdfcca7cd4e1c12c8711c9a14de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8263bb147ada0063b4530b5397b9eec149defdfcca7cd4e1c12c8711c9a14de1", kill_on_drop: false }`
[INFO] [stdout] 8263bb147ada0063b4530b5397b9eec149defdfcca7cd4e1c12c8711c9a14de1
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2bb3af62e52f77d88471b1960387c5ccc0d2f618e92d7cf31d5f73ea851ab3a
[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" "f2bb3af62e52f77d88471b1960387c5ccc0d2f618e92d7cf31d5f73ea851ab3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.9
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[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling arrayvec v0.4.11
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[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling syn v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling log v0.4.8
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[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking memoffset v0.2.1
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[INFO] [stderr]    Compiling unicode-xid v0.0.4
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[INFO] [stderr]     Checking tuple_utils v0.2.0
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[INFO] [stderr]    Compiling bitflags v1.1.0
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[INFO] [stderr]    Compiling c2-chacha v0.2.2
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]     Checking sha-1 v0.8.1
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[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]     Checking ws v0.8.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking hibitset v0.5.4
[INFO] [stderr]     Checking shred v0.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]     Checking const-random v0.1.6
[INFO] [stderr]     Checking ahash v0.2.12
[INFO] [stderr]     Checking special-map v0.1.0 (/opt/rustwide/workdir/special-map)
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling specs-derive v0.4.0
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]     Checking specs v0.14.3
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]     Checking airmash-protocol v0.3.0 (https://github.com/steamroller-airmash/airmash-protocol-rs#15977f39)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/airmash-protocol-rs-d2c7e7c6af35bb4f/15977f3/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(optin_builtin_traits)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling serde-deserialize-over-derive v0.1.0 (https://github.com/steamroller-airmash/serde-deserialize-over#789ef99b)
[INFO] [stdout] error[E0658]: auto traits are experimental and possibly buggy
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/airmash-protocol-rs-d2c7e7c6af35bb4f/15977f3/src/types/vector2.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub auto trait NotVec {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #13231 <https://github.com/rust-lang/rust/issues/13231> for more information
[INFO] [stdout]    = help: add `#![feature(auto_traits)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/airmash-protocol-rs-d2c7e7c6af35bb4f/15977f3/src/types/vector2.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<T> !NotVec for Vector2<T> {}
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde-deserialize-over v0.1.0 (https://github.com/steamroller-airmash/serde-deserialize-over#789ef99b)
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `airmash-protocol`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f2bb3af62e52f77d88471b1960387c5ccc0d2f618e92d7cf31d5f73ea851ab3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bb3af62e52f77d88471b1960387c5ccc0d2f618e92d7cf31d5f73ea851ab3a", kill_on_drop: false }`
[INFO] [stdout] f2bb3af62e52f77d88471b1960387c5ccc0d2f618e92d7cf31d5f73ea851ab3a