[INFO] cloning repository https://github.com/Vaanter/serial-multiplexer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vaanter/serial-multiplexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVaanter%2Fserial-multiplexer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVaanter%2Fserial-multiplexer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b51f9845434da84a93bfaa04212af2571e968af
[INFO] checking Vaanter/serial-multiplexer 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%2FVaanter%2Fserial-multiplexer" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Vaanter/serial-multiplexer
[INFO] finished tweaking git repo https://github.com/Vaanter/serial-multiplexer
[INFO] tweaked toml for git repo https://github.com/Vaanter/serial-multiplexer written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Vaanter/serial-multiplexer 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/Vaanter/serial-multiplexer 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cd8a32aa17248babaf404048a9949e99d3d5781600a5e43c652bc0f86e64f629
[INFO] running `Command { std: "docker" "start" "-a" "cd8a32aa17248babaf404048a9949e99d3d5781600a5e43c652bc0f86e64f629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd8a32aa17248babaf404048a9949e99d3d5781600a5e43c652bc0f86e64f629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8a32aa17248babaf404048a9949e99d3d5781600a5e43c652bc0f86e64f629", kill_on_drop: false }`
[INFO] [stdout] cd8a32aa17248babaf404048a9949e99d3d5781600a5e43c652bc0f86e64f629
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] afd19fc11127e349309d3f4e493c85f2f615cae055593d39e434c11d7ee5a52b
[INFO] running `Command { std: "docker" "start" "-a" "afd19fc11127e349309d3f4e493c85f2f615cae055593d39e434c11d7ee5a52b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking deranged v0.5.4
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]    Compiling flatbuffers v25.9.23
[INFO] [stderr]     Checking async-broadcast v0.7.2
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking time-core v0.1.6
[INFO] [stderr]     Checking clap_builder v4.5.49
[INFO] [stderr]     Checking indexmap v2.11.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling pear_codegen v0.2.9
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking pear v0.2.9
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tracing-subscriber v0.3.20
[INFO] [stderr]     Checking unescaper v0.1.6
[INFO] [stderr]     Checking serialport v4.7.3
[INFO] [stderr]     Checking mio-serial v5.0.6
[INFO] [stderr]     Checking clap v4.5.49
[INFO] [stderr]     Checking tracing-appender v0.2.3
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-serial v5.4.5
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking fast-socks5 v1.0.0-rc.0
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]     Checking serial-multiplexer-lib v0.7.1-beta.1 (/opt/rustwide/workdir/crates/shared)
[INFO] [stderr]     Checking config v0.7.1-beta.1 (/opt/rustwide/workdir/crates/config)
[INFO] [stderr]     Checking serial-multiplexer v0.7.1-beta.1 (/opt/rustwide/workdir/crates/cli)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> crates/cli/src/main.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             ensure!(unix_socket.socket_path.parse::<PathBuf>().is_ok(), "No unix socket configured")
[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 `serial-multiplexer` (bin "serial-multiplexer") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> crates/cli/src/main.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             ensure!(unix_socket.socket_path.parse::<PathBuf>().is_ok(), "No unix socket configured")
[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 `serial-multiplexer` (bin "serial-multiplexer" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "afd19fc11127e349309d3f4e493c85f2f615cae055593d39e434c11d7ee5a52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd19fc11127e349309d3f4e493c85f2f615cae055593d39e434c11d7ee5a52b", kill_on_drop: false }`
[INFO] [stdout] afd19fc11127e349309d3f4e493c85f2f615cae055593d39e434c11d7ee5a52b
