[INFO] cloning repository https://github.com/yuanyeex/kuiper-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuanyeex/kuiper-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuanyeex%2Fkuiper-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuanyeex%2Fkuiper-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5731310cbbd04db3d2f6de2da23c76f8dd0423f3
[INFO] checking yuanyeex/kuiper-proxy 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%2Fyuanyeex%2Fkuiper-proxy" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yuanyeex/kuiper-proxy
[INFO] finished tweaking git repo https://github.com/yuanyeex/kuiper-proxy
[INFO] tweaked toml for git repo https://github.com/yuanyeex/kuiper-proxy written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yuanyeex/kuiper-proxy 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/yuanyeex/kuiper-proxy 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c25315154554bb69c2b0ce105ec69c3a0f5a6eb1c08d773faf1837b26a96f0c6
[INFO] running `Command { std: "docker" "start" "-a" "c25315154554bb69c2b0ce105ec69c3a0f5a6eb1c08d773faf1837b26a96f0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c25315154554bb69c2b0ce105ec69c3a0f5a6eb1c08d773faf1837b26a96f0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c25315154554bb69c2b0ce105ec69c3a0f5a6eb1c08d773faf1837b26a96f0c6", kill_on_drop: false }`
[INFO] [stdout] c25315154554bb69c2b0ce105ec69c3a0f5a6eb1c08d773faf1837b26a96f0c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 50da6d32c620b970f39f12ed3bf998fbbf43cd71afb092b8157e81ade5901403
[INFO] running `Command { std: "docker" "start" "-a" "50da6d32c620b970f39f12ed3bf998fbbf43cd71afb092b8157e81ade5901403", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling snafu-derive v0.7.0
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.18.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking snafu v0.7.0
[INFO] [stderr]     Checking clap v3.1.14
[INFO] [stderr]     Checking kuiper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:424:36
[INFO] [stdout]     |
[INFO] [stdout] 424 |                     u16::from(addr[(x * 2)]) << 8 | u16::from(addr[(x*2) + 1])
[INFO] [stdout]     |                                    ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 424 -                     u16::from(addr[(x * 2)]) << 8 | u16::from(addr[(x*2) + 1])
[INFO] [stdout] 424 +                     u16::from(addr[x * 2 ]) << 8 | u16::from(addr[(x*2) + 1])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:468:25
[INFO] [stdout]     |
[INFO] [stdout] 468 |                 .map(|x|(u16::from(addr[x * 2]) << 8 | u16::from(addr[(x * 2) + 1])))
[INFO] [stdout]     |                         ^                                                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 468 -                 .map(|x|(u16::from(addr[x * 2]) << 8 | u16::from(addr[(x * 2) + 1])))
[INFO] [stdout] 468 +                 .map(|x|u16::from(addr[x * 2]) << 8 | u16::from(addr[(x * 2) + 1]) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:424:36
[INFO] [stdout]     |
[INFO] [stdout] 424 |                     u16::from(addr[(x * 2)]) << 8 | u16::from(addr[(x*2) + 1])
[INFO] [stdout]     |                                    ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 424 -                     u16::from(addr[(x * 2)]) << 8 | u16::from(addr[(x*2) + 1])
[INFO] [stdout] 424 +                     u16::from(addr[x * 2 ]) << 8 | u16::from(addr[(x*2) + 1])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:468:25
[INFO] [stdout]     |
[INFO] [stdout] 468 |                 .map(|x|(u16::from(addr[x * 2]) << 8 | u16::from(addr[(x * 2) + 1])))
[INFO] [stdout]     |                         ^                                                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 468 -                 .map(|x|(u16::from(addr[x * 2]) << 8 | u16::from(addr[(x * 2) + 1])))
[INFO] [stdout] 468 +                 .map(|x|u16::from(addr[x * 2]) << 8 | u16::from(addr[(x * 2) + 1]) )
[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:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     #[clap(short, long, default_value = "127.0.0.1")]
[INFO] [stdout] 32 | |     ip: 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<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     #[clap(short, long)]
[INFO] [stdout] 36 | |     credentials: Option<PathBuf>
[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:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     #[clap(short, long, default_value = "127.0.0.1")]
[INFO] [stdout] 32 | |     ip: 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<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     #[clap(short, long)]
[INFO] [stdout] 36 | |     credentials: Option<PathBuf>
[INFO] [stdout]    | |________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kuiper` (bin "kuiper") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `kuiper` (bin "kuiper" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "50da6d32c620b970f39f12ed3bf998fbbf43cd71afb092b8157e81ade5901403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50da6d32c620b970f39f12ed3bf998fbbf43cd71afb092b8157e81ade5901403", kill_on_drop: false }`
[INFO] [stdout] 50da6d32c620b970f39f12ed3bf998fbbf43cd71afb092b8157e81ade5901403
