[INFO] cloning repository https://github.com/spirali/rsds
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spirali/rsds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspirali%2Frsds", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspirali%2Frsds'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 345e85ebb95205f699c85b1d7836d10b04da575c
[INFO] checking spirali/rsds against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspirali%2Frsds" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spirali/rsds on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spirali/rsds
[INFO] finished tweaking git repo https://github.com/spirali/rsds
[INFO] tweaked toml for git repo https://github.com/spirali/rsds written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/spirali/rsds already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6e86dbb6a53589ec4f1e4580169f693dc5d763c01d0e883d6464e66ac3f29c3
[INFO] running `Command { std: "docker" "start" "-a" "f6e86dbb6a53589ec4f1e4580169f693dc5d763c01d0e883d6464e66ac3f29c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6e86dbb6a53589ec4f1e4580169f693dc5d763c01d0e883d6464e66ac3f29c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e86dbb6a53589ec4f1e4580169f693dc5d763c01d0e883d6464e66ac3f29c3", kill_on_drop: false }`
[INFO] [stdout] f6e86dbb6a53589ec4f1e4580169f693dc5d763c01d0e883d6464e66ac3f29c3
[INFO] running `Command { std: "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 071093c41f28268045a9943a055eaf83bf0f13956a94bf9fc608b6e62f85a10c
[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" "071093c41f28268045a9943a055eaf83bf0f13956a94bf9fc608b6e62f85a10c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking oorandom v11.1.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]     Checking sharded-slab v0.0.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking gethostname v0.2.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.14
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking tokio v0.2.16
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking tracing-serde v0.1.1
[INFO] [stderr]     Checking serde_bytes v0.11.3
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking serde-tuple-vec-map v1.0.0
[INFO] [stderr]     Checking rmp-serde v0.14.3
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking rmpv v0.4.4
[INFO] [stderr]     Checking tracing-subscriber v0.2.3
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking ctrlc v3.1.4
[INFO] [stderr]     Checking criterion v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking rsds v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `state_ref`
[INFO] [stdout]   --> src/worker/rpc.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     state_ref: WorkerStateRef,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/worker/rpc.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     address: SocketAddr,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_ref`
[INFO] [stdout]   --> src/worker/rpc.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     state_ref: WorkerStateRef,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/worker/rpc.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     address: SocketAddr,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/worker/rpc.rs:250:22
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let (stream, output) = MemoryStream::new(packets_to_bytes(vec![
[INFO] [stdout]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/worker/rpc.rs:282:13
[INFO] [stdout]     |
[INFO] [stdout] 282 |         let r: FromWorkerMessage<SerializedTransport> = rmp_serde::from_slice(&v).unwrap();
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/protocol/protocol.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 | /             std::mem::replace(
[INFO] [stdout] 146 | |                 &mut self.decoder.main_message,
[INFO] [stdout] 147 | |                 BytesMut::with_capacity(main_size as usize),
[INFO] [stdout] 148 | |             );
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/protocol/protocol.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 | /             std::mem::replace(
[INFO] [stdout] 146 | |                 &mut self.decoder.main_message,
[INFO] [stdout] 147 | |                 BytesMut::with_capacity(main_size as usize),
[INFO] [stdout] 148 | |             );
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 31s
[INFO] running `Command { std: "docker" "inspect" "071093c41f28268045a9943a055eaf83bf0f13956a94bf9fc608b6e62f85a10c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071093c41f28268045a9943a055eaf83bf0f13956a94bf9fc608b6e62f85a10c", kill_on_drop: false }`
[INFO] [stdout] 071093c41f28268045a9943a055eaf83bf0f13956a94bf9fc608b6e62f85a10c