[INFO] cloning repository https://github.com/darkwater/um
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darkwater/um" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 290006bff8a85d175e37e16f89eb0fa19b9114ad
[INFO] testing darkwater/um against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fum" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darkwater/um on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darkwater/um
[INFO] finished tweaking git repo https://github.com/darkwater/um
[INFO] tweaked toml for git repo https://github.com/darkwater/um written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/darkwater/um already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.1
[INFO] [stderr]   Downloaded tokio v0.1.4
[INFO] [stderr]   Downloaded futures v0.1.20
[INFO] [stderr]   Downloaded tokio-executor v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cab25d6c25b25c5c74ce4bc119f8b55ed7738b4adc65210426320142460ee008
[INFO] running `Command { std: "docker" "start" "-a" "cab25d6c25b25c5c74ce4bc119f8b55ed7738b4adc65210426320142460ee008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cab25d6c25b25c5c74ce4bc119f8b55ed7738b4adc65210426320142460ee008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cab25d6c25b25c5c74ce4bc119f8b55ed7738b4adc65210426320142460ee008", kill_on_drop: false }`
[INFO] [stdout] cab25d6c25b25c5c74ce4bc119f8b55ed7738b4adc65210426320142460ee008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca4a3c134c1aad0490a015f764d0fd0035ee0e7a3cd24115b905fb7ab38df60a
[INFO] running `Command { std: "docker" "start" "-a" "ca4a3c134c1aad0490a015f764d0fd0035ee0e7a3cd24115b905fb7ab38df60a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling futures v0.1.20
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling crossbeam-deque v0.3.0
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-executor v0.1.1
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.4
[INFO] [stderr]    Compiling um v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `Try`
[INFO] [stdout]   --> src/response.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     type Ok = Response<'a>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Error` is not a member of trait `Try`
[INFO] [stdout]   --> src/response.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     type Error = &'static str;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `Try`
[INFO] [stdout]   --> src/response.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout] 55 | |         match self {
[INFO] [stdout] 56 | |             Response::Error(e) => Err(e),
[INFO] [stdout] 57 | |             r @ _              => Ok(r),
[INFO] [stdout] 58 | |         }
[INFO] [stdout] 59 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `Try`
[INFO] [stdout]   --> src/response.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | /     fn from_error(v: Self::Error) -> Self {
[INFO] [stdout] 62 | |         Response::Error(v)
[INFO] [stdout] 63 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `Try`
[INFO] [stdout]   --> src/response.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout] 66 | |         v
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `nll` has been stable since `1.63.0` and no longer requires an attribute to enable
[INFO] [stdout]   = help: the feature `nll` has been stable since `1.63.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/client.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufMut`
[INFO] [stdout]  --> src/commandcodec.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{BufMut, BytesMut};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/commandcodec.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]  --> src/response.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Try;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]   --> src/response.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl<'a> Try for Response<'a> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:36
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
[INFO] [stdout]   |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
[INFO] [stdout]   |                                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `try_trait`
[INFO] [stdout]  --> src/main.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
[INFO] [stdout]   |                                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]   --> src/response.rs:54:42
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]    |                                          ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]   --> src/response.rs:54:52
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]    |                                                    ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]   --> src/response.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn from_error(v: Self::Error) -> Self {
[INFO] [stdout]    |                            ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]   --> src/response.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout]    |                         ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0407, E0437, E0554, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `um` (bin "um") due to 16 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ca4a3c134c1aad0490a015f764d0fd0035ee0e7a3cd24115b905fb7ab38df60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca4a3c134c1aad0490a015f764d0fd0035ee0e7a3cd24115b905fb7ab38df60a", kill_on_drop: false }`
[INFO] [stdout] ca4a3c134c1aad0490a015f764d0fd0035ee0e7a3cd24115b905fb7ab38df60a
