[INFO] fetching crate clipboard-history-server 0.12.2...
[INFO] checking clipboard-history-server-0.12.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate clipboard-history-server 0.12.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate clipboard-history-server 0.12.2
[INFO] finished tweaking crates.io crate clipboard-history-server 0.12.2
[INFO] tweaked toml for crates.io crate clipboard-history-server 0.12.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate clipboard-history-server 0.12.2 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 crates.io crate clipboard-history-server 0.12.2 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7873e2eae5c65147d3160aab16fb6b86af6a4bd7fd1fd6f6bf4f0504d1b1e2ae
[INFO] running `Command { std: "docker" "start" "-a" "7873e2eae5c65147d3160aab16fb6b86af6a4bd7fd1fd6f6bf4f0504d1b1e2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7873e2eae5c65147d3160aab16fb6b86af6a4bd7fd1fd6f6bf4f0504d1b1e2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7873e2eae5c65147d3160aab16fb6b86af6a4bd7fd1fd6f6bf4f0504d1b1e2ae", kill_on_drop: false }`
[INFO] [stdout] 7873e2eae5c65147d3160aab16fb6b86af6a4bd7fd1fd6f6bf4f0504d1b1e2ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4d62e4263280bd31fccabea3a0779dc0cb44f0ad47ecf47e5a16051adf971fa5
[INFO] running `Command { std: "docker" "start" "-a" "4d62e4263280bd31fccabea3a0779dc0cb44f0ad47ecf47e5a16051adf971fa5", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling thiserror v2.0.15
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking bitflags v2.9.2
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling io-uring v0.7.9
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking bytemuck v1.23.2
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]    Compiling error-stack v0.5.0
[INFO] [stderr]     Checking sd-notify v0.4.5
[INFO] [stderr]     Checking smallvec v2.0.0-alpha.11
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.15
[INFO] [stderr]    Compiling bitcode_derive v0.6.7
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking bitcode v0.6.7
[INFO] [stderr]     Checking clipboard-history-core v0.12.2
[INFO] [stderr]     Checking clipboard-history-server v0.12.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/io_uring.rs:98:38
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let msghdr_control_len = usize::try_from(msghdr.msg_controllen).unwrap();
[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<usize, Infallible>
[INFO] [stdout]   --> src/send_msg_bufs.rs:95:38
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 hdr.msg_controllen = control_len.try_into().unwrap();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/io_uring.rs:98:38
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let msghdr_control_len = usize::try_from(msghdr.msg_controllen).unwrap();
[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<usize, Infallible>
[INFO] [stdout]   --> src/send_msg_bufs.rs:95:38
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 hdr.msg_controllen = control_len.try_into().unwrap();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `clipboard-history-server` (bin "ringboard-server" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `clipboard-history-server` (bin "ringboard-server") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4d62e4263280bd31fccabea3a0779dc0cb44f0ad47ecf47e5a16051adf971fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d62e4263280bd31fccabea3a0779dc0cb44f0ad47ecf47e5a16051adf971fa5", kill_on_drop: false }`
[INFO] [stdout] 4d62e4263280bd31fccabea3a0779dc0cb44f0ad47ecf47e5a16051adf971fa5