[INFO] cloning repository https://github.com/Tricked-dev/QPM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tricked-dev/QPM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTricked-dev%2FQPM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTricked-dev%2FQPM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f02c844d696ae2fd39295d1b27e166c606f2f6dd
[INFO] checking Tricked-dev/QPM against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTricked-dev%2FQPM" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tricked-dev/QPM
[INFO] finished tweaking git repo https://github.com/Tricked-dev/QPM
[INFO] tweaked toml for git repo https://github.com/Tricked-dev/QPM written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tricked-dev/QPM on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tricked-dev/QPM 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a49d02d3e07269e1236f31fd157018c0caa7f84c0c01303cdab5d56b3a890c34
[INFO] running `Command { std: "docker" "start" "-a" "a49d02d3e07269e1236f31fd157018c0caa7f84c0c01303cdab5d56b3a890c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a49d02d3e07269e1236f31fd157018c0caa7f84c0c01303cdab5d56b3a890c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a49d02d3e07269e1236f31fd157018c0caa7f84c0c01303cdab5d56b3a890c34", kill_on_drop: false }`
[INFO] [stdout] a49d02d3e07269e1236f31fd157018c0caa7f84c0c01303cdab5d56b3a890c34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc06900d435cad182dcb1fe40aa56878eda8f91c62df9b03769bcd5c4801f951
[INFO] running `Command { std: "docker" "start" "-a" "cc06900d435cad182dcb1fe40aa56878eda8f91c62df9b03769bcd5c4801f951", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking qpm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Sink` and `Stream`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{Sink, SinkExt, Stream, StreamExt};
[INFO] [stdout]   |               ^^^^           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BytesCodec`, `FramedRead`, and `FramedWrite`
[INFO] [stdout]   --> src/main.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tokio_util::codec::{BytesCodec, FramedRead, FramedWrite};
[INFO] [stdout]    |                         ^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Sink` and `Stream`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{Sink, SinkExt, Stream, StreamExt};
[INFO] [stdout]   |               ^^^^           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BytesCodec`, `FramedRead`, and `FramedWrite`
[INFO] [stdout]   --> src/main.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tokio_util::codec::{BytesCodec, FramedRead, FramedWrite};
[INFO] [stdout]    |                         ^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]  --> src/main.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{Sink, SinkExt, Stream, StreamExt};
[INFO] [stdout]   |                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SinkExt`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{Sink, SinkExt, Stream, StreamExt};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]  --> src/main.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{Sink, SinkExt, Stream, StreamExt};
[INFO] [stdout]   |                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SinkExt`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::{Sink, SinkExt, Stream, StreamExt};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/main.rs:210:17
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let res = sock.recv(&mut buf).await?;
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     command: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:174:5
[INFO] [stdout]     |
[INFO] [stdout] 174 |     args: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:175:5
[INFO] [stdout]     |
[INFO] [stdout] 175 | /     #[clap(short, long)]
[INFO] [stdout] 176 | |     pwd: Option<String>,
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 177 | /     #[clap(short, long)]
[INFO] [stdout] 178 | |     name: String,
[INFO] [stdout]     | |________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/main.rs:210:17
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let res = sock.recv(&mut buf).await?;
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     command: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qpm` (bin "qpm" test) due to 4 previous errors; 6 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:174:5
[INFO] [stdout]     |
[INFO] [stdout] 174 |     args: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:175:5
[INFO] [stdout]     |
[INFO] [stdout] 175 | /     #[clap(short, long)]
[INFO] [stdout] 176 | |     pwd: Option<String>,
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 177 | /     #[clap(short, long)]
[INFO] [stdout] 178 | |     name: String,
[INFO] [stdout]     | |________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qpm` (bin "qpm") due to 4 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cc06900d435cad182dcb1fe40aa56878eda8f91c62df9b03769bcd5c4801f951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc06900d435cad182dcb1fe40aa56878eda8f91c62df9b03769bcd5c4801f951", kill_on_drop: false }`
[INFO] [stdout] cc06900d435cad182dcb1fe40aa56878eda8f91c62df9b03769bcd5c4801f951
