[INFO] cloning repository https://github.com/Programatic/AmongUsChat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Programatic/AmongUsChat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramatic%2FAmongUsChat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramatic%2FAmongUsChat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c990412a6cbc8140ac2dffda3a653d1dd477a373
[INFO] testing Programatic/AmongUsChat against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramatic%2FAmongUsChat" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Programatic/AmongUsChat on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Programatic/AmongUsChat
[INFO] finished tweaking git repo https://github.com/Programatic/AmongUsChat
[INFO] tweaked toml for git repo https://github.com/Programatic/AmongUsChat written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Programatic/AmongUsChat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chunked_transfer v1.3.0
[INFO] [stderr]   Downloaded oboe v0.3.1
[INFO] [stderr]   Downloaded cookie_store v0.12.0
[INFO] [stderr]   Downloaded oboe-sys v0.3.0
[INFO] [stderr]   Downloaded realfft v0.3.0
[INFO] [stderr]   Downloaded libflate_lz77 v1.0.0
[INFO] [stderr]   Downloaded cmake v0.1.45
[INFO] [stderr]   Downloaded cpal v0.13.1
[INFO] [stderr]   Downloaded fetch_unroll v0.2.2
[INFO] [stderr]   Downloaded libflate v1.0.3
[INFO] [stderr]   Downloaded derivative v2.1.1
[INFO] [stderr]   Downloaded ndk v0.2.1
[INFO] [stderr]   Downloaded anyhow v1.0.36
[INFO] [stderr]   Downloaded alsa-sys v0.3.1
[INFO] [stderr]   Downloaded rubato v0.5.2
[INFO] [stderr]   Downloaded ndk-glue v0.2.1
[INFO] [stderr]   Downloaded cexpr v0.4.0
[INFO] [stderr]   Downloaded combine v4.4.0
[INFO] [stderr]   Downloaded jni v0.14.0
[INFO] [stderr]   Downloaded bindgen v0.56.0
[INFO] [stderr]   Downloaded num_enum v0.4.3
[INFO] [stderr]   Downloaded proc-macro-crate v0.1.5
[INFO] [stderr]   Downloaded ndk-sys v0.2.1
[INFO] [stderr]   Downloaded webpki v0.21.4
[INFO] [stderr]   Downloaded rustls v0.19.0
[INFO] [stderr]   Downloaded transpose v0.2.0
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.8
[INFO] [stderr]   Downloaded clang-sys v1.0.3
[INFO] [stderr]   Downloaded xattr v0.2.2
[INFO] [stderr]   Downloaded jni-sys v0.3.0
[INFO] [stderr]   Downloaded sct v0.6.0
[INFO] [stderr]   Downloaded rustfft v4.1.0
[INFO] [stderr]   Downloaded strength_reduce v0.2.3
[INFO] [stderr]   Downloaded num_enum_derive v0.4.3
[INFO] [stderr]   Downloaded ndk-macro v0.2.0
[INFO] [stderr]   Downloaded ureq v1.5.4
[INFO] [stderr]   Downloaded magnum-opus v0.3.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.22
[INFO] [stderr]   Downloaded ring v0.16.19
[INFO] [stderr]   Downloaded qstring v0.7.2
[INFO] [stderr]   Downloaded filetime v0.2.13
[INFO] [stderr]   Downloaded num-derive v0.3.3
[INFO] [stderr]   Downloaded tar v0.4.30
[INFO] [stderr]   Downloaded nix v0.15.0
[INFO] [stderr]   Downloaded webpki-roots v0.21.0
[INFO] [stderr]   Downloaded standback v0.2.13
[INFO] [stderr]   Downloaded cesu8 v1.1.0
[INFO] [stderr]   Downloaded jni v0.17.0
[INFO] [stderr]   Downloaded alsa v0.4.3
[INFO] [stderr]   Downloaded thiserror v1.0.22
[INFO] [stderr]   Downloaded opusic-sys v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] eece1ba0ecdb456c474c1cfe8801ed5c2fc6430ea73c7e7a628974f669604b25
[INFO] running `Command { std: "docker" "start" "-a" "eece1ba0ecdb456c474c1cfe8801ed5c2fc6430ea73c7e7a628974f669604b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eece1ba0ecdb456c474c1cfe8801ed5c2fc6430ea73c7e7a628974f669604b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eece1ba0ecdb456c474c1cfe8801ed5c2fc6430ea73c7e7a628974f669604b25", kill_on_drop: false }`
[INFO] [stdout] eece1ba0ecdb456c474c1cfe8801ed5c2fc6430ea73c7e7a628974f669604b25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 864414a098e0bbde69d4e1024395ae7fd40b62efa9694219517368f5a979bed4
[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" "864414a098e0bbde69d4e1024395ae7fd40b62efa9694219517368f5a979bed4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling anyhow v1.0.36
[INFO] [stderr]    Compiling cpal v0.13.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling injectclient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling opusic-sys v0.3.4
[INFO] [stderr]    Compiling transpose v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling rustfft v4.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling crossbeam v0.8.0
[INFO] [stderr]    Compiling realfft v0.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rubato v0.5.2
[INFO] [stderr]    Compiling magnum-opus v0.3.2
[INFO] [stderr]    Compiling alsa v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stdout] warning: unused import: `DefaultStreamConfigError`
[INFO] [stdout]  --> src/test.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Data, DefaultStreamConfigError,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Decoder`, `Encoder`
[INFO] [stdout]  --> src/test.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | use magnum_opus::{Decoder, Encoder};
[INFO] [stdout]   |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufWriter`
[INFO] [stdout]   --> src/test.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::BufWriter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]   --> src/test.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::process::Command;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::VecDeque`, `fs::File`
[INFO] [stdout]   --> src/test.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::{collections::VecDeque, fs::File};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]    --> src/test.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         while true {
[INFO] [stdout]     |         ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]    --> src/test.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         while true {
[INFO] [stdout]     |         ^^^^^^^^^^ help: use `loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/sessions.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 Err(e) => {}
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `clients`
[INFO] [stdout]   --> src/sessions.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     clients: Vec<Client>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/test.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |                     let mut slice_u8 = encoder.encode_vec_float(&buff[..960], 1500).unwrap();
[INFO] [stdout]     |                         ----^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/test.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let mut socket = std::net::UdpSocket::bind("127.0.0.1:1336")?;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SendData`
[INFO] [stdout]   --> src/test.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct SendData<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "864414a098e0bbde69d4e1024395ae7fd40b62efa9694219517368f5a979bed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "864414a098e0bbde69d4e1024395ae7fd40b62efa9694219517368f5a979bed4", kill_on_drop: false }`
[INFO] [stdout] 864414a098e0bbde69d4e1024395ae7fd40b62efa9694219517368f5a979bed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", 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] 77006e93769e66f9352540a9c99c0bb18b26e3d723575be9a98d1bf1e0a11155
[INFO] running `Command { std: "docker" "start" "-a" "77006e93769e66f9352540a9c99c0bb18b26e3d723575be9a98d1bf1e0a11155", kill_on_drop: false }`
[INFO] [stderr]    Compiling injectclient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DefaultStreamConfigError`
[INFO] [stdout]  --> src/test.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Data, DefaultStreamConfigError,
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Decoder`, `Encoder`
[INFO] [stdout]  --> src/test.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | use magnum_opus::{Decoder, Encoder};
[INFO] [stdout]   |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufWriter`
[INFO] [stdout]   --> src/test.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::BufWriter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]   --> src/test.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::process::Command;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::VecDeque`, `fs::File`
[INFO] [stdout]   --> src/test.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::{collections::VecDeque, fs::File};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]    --> src/test.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         while true {
[INFO] [stdout]     |         ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]    --> src/test.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         while true {
[INFO] [stdout]     |         ^^^^^^^^^^ help: use `loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/sessions.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 Err(e) => {}
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `clients`
[INFO] [stdout]   --> src/sessions.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     clients: Vec<Client>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/test.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |                     let mut slice_u8 = encoder.encode_vec_float(&buff[..960], 1500).unwrap();
[INFO] [stdout]     |                         ----^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/test.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let mut socket = std::net::UdpSocket::bind("127.0.0.1:1336")?;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SendData`
[INFO] [stdout]   --> src/test.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct SendData<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "77006e93769e66f9352540a9c99c0bb18b26e3d723575be9a98d1bf1e0a11155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77006e93769e66f9352540a9c99c0bb18b26e3d723575be9a98d1bf1e0a11155", kill_on_drop: false }`
[INFO] [stdout] 77006e93769e66f9352540a9c99c0bb18b26e3d723575be9a98d1bf1e0a11155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 90a4e4f6368b5ba320f43844fc3b334175e54e16d30e49810945a14aa463f23f
[INFO] running `Command { std: "docker" "start" "-a" "90a4e4f6368b5ba320f43844fc3b334175e54e16d30e49810945a14aa463f23f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `DefaultStreamConfigError`
[INFO] [stderr]  --> src/test.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Data, DefaultStreamConfigError,
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Decoder`, `Encoder`
[INFO] [stderr]  --> src/test.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use magnum_opus::{Decoder, Encoder};
[INFO] [stderr]   |                   ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufWriter`
[INFO] [stderr]   --> src/test.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::io::BufWriter;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::Command`
[INFO] [stderr]   --> src/test.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::process::Command;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `collections::VecDeque`, `fs::File`
[INFO] [stderr]   --> src/test.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::{collections::VecDeque, fs::File};
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]    --> src/test.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |         while true {
[INFO] [stderr]     |         ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(while_true)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]    --> src/test.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         while true {
[INFO] [stderr]     |         ^^^^^^^^^^ help: use `loop`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/test.rs:150:25
[INFO] [stderr]     |
[INFO] [stderr] 150 |                     let mut slice_u8 = encoder.encode_vec_float(&buff[..960], 1500).unwrap();
[INFO] [stderr]     |                         ----^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/test.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |     let mut socket = std::net::UdpSocket::bind("127.0.0.1:1336")?;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SendData`
[INFO] [stderr]   --> src/test.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | struct SendData<'a> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/sessions.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 Err(e) => {}
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `clients`
[INFO] [stderr]   --> src/sessions.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     clients: Vec<Client>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regular-907ec67f3b04f436
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-dc44d8085e489142
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90a4e4f6368b5ba320f43844fc3b334175e54e16d30e49810945a14aa463f23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90a4e4f6368b5ba320f43844fc3b334175e54e16d30e49810945a14aa463f23f", kill_on_drop: false }`
[INFO] [stdout] 90a4e4f6368b5ba320f43844fc3b334175e54e16d30e49810945a14aa463f23f