[INFO] cloning repository https://github.com/htrefil/multichat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/htrefil/multichat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtrefil%2Fmultichat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtrefil%2Fmultichat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33b0f518dc8f41c1dd211d5e2943ea176939f561
[INFO] checking htrefil/multichat 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%2Fhtrefil%2Fmultichat" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/htrefil/multichat
[INFO] finished tweaking git repo https://github.com/htrefil/multichat
[INFO] tweaked toml for git repo https://github.com/htrefil/multichat written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/htrefil/multichat 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/htrefil/multichat 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 10b8598454086a1888350b646aeff403f9ac6e9e2e71c9c21121d9b22b0f0fea
[INFO] running `Command { std: "docker" "start" "-a" "10b8598454086a1888350b646aeff403f9ac6e9e2e71c9c21121d9b22b0f0fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10b8598454086a1888350b646aeff403f9ac6e9e2e71c9c21121d9b22b0f0fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b8598454086a1888350b646aeff403f9ac6e9e2e71c9c21121d9b22b0f0fea", kill_on_drop: false }`
[INFO] [stdout] 10b8598454086a1888350b646aeff403f9ac6e9e2e71c9c21121d9b22b0f0fea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6130828a54096f37a80b2477081bd896afd259833550e5a6d3c0b8fbe4bc8a5d
[INFO] running `Command { std: "docker" "start" "-a" "6130828a54096f37a80b2477081bd896afd259833550e5a6d3c0b8fbe4bc8a5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]     Checking bytes v1.8.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling aws-lc-rs v1.10.0
[INFO] [stderr]    Compiling thiserror v2.0.3
[INFO] [stderr]     Checking mirai-annotations v1.12.0
[INFO] [stderr]     Checking rustls-pki-types v1.10.0
[INFO] [stderr]     Checking hashbrown v0.15.1
[INFO] [stderr]    Compiling rustls v0.23.16
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling unicase v2.8.0
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]     Checking ipnet v2.10.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]     Checking takecell v0.1.1
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking clap_builder v4.5.20
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking uuid v1.11.0
[INFO] [stderr]    Compiling cc v1.1.36
[INFO] [stderr]     Checking rc-box v1.2.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling include_dir_macros v0.7.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]    Compiling include_dir v0.7.4
[INFO] [stderr]    Compiling cmake v0.1.51
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling aws-lc-sys v0.22.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.3
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.7
[INFO] [stderr]     Checking tokio v1.41.1
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling aquamarine v0.5.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking zerofrom v0.1.4
[INFO] [stderr]     Checking yoke v0.7.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking pin-project v1.1.7
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]     Checking clap v4.5.20
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking dptree v0.3.0
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking tokio-stream v0.1.16
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking multichat-proto v0.1.0 (/opt/rustwide/workdir/multichat-proto)
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.3
[INFO] [stderr]     Checking hyper v0.14.31
[INFO] [stderr]     Checking tokio-rustls v0.26.0
[INFO] [stderr]     Checking multichat-client v0.1.0 (/opt/rustwide/workdir/multichat-client)
[INFO] [stderr]     Checking multichat-server v0.1.0 (/opt/rustwide/workdir/multichat-server)
[INFO] [stdout] error: this type will no longer be must used: Result<tokio::net::TcpStream, Infallible>
[INFO] [stdout]    --> multichat-client/src/net.rs:151:42
[INFO] [stdout]     |
[INFO] [stdout] 151 |       ) -> Result<Self::Stream, Self::Err> {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 152 | |         Ok(stream)
[INFO] [stdout] 153 | |     }
[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<tokio::net::TcpStream, Infallible>
[INFO] [stdout]    --> multichat-client/src/net.rs:151:42
[INFO] [stdout]     |
[INFO] [stdout] 151 |       ) -> Result<Self::Stream, Self::Err> {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 152 | |         Ok(stream)
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tokio::net::TcpStream, Infallible>
[INFO] [stdout]    --> multichat-client/src/net.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |         Ok(stream)
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multichat-client` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<tokio::net::TcpStream, Infallible>
[INFO] [stdout]    --> multichat-client/src/net.rs:151:42
[INFO] [stdout]     |
[INFO] [stdout] 151 |       ) -> Result<Self::Stream, Self::Err> {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 152 | |         Ok(stream)
[INFO] [stdout] 153 | |     }
[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<tokio::net::TcpStream, Infallible>
[INFO] [stdout]    --> multichat-client/src/net.rs:151:42
[INFO] [stdout]     |
[INFO] [stdout] 151 |       ) -> Result<Self::Stream, Self::Err> {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 152 | |         Ok(stream)
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tokio::net::TcpStream, Infallible>
[INFO] [stdout]    --> multichat-client/src/net.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |         Ok(stream)
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multichat-client` (lib) due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<tokio::net::TcpStream, Infallible>
[INFO] [stdout]   --> multichat-server/src/tls.rs:41:84
[INFO] [stdout]    |
[INFO] [stdout] 41 |       async fn accept(&self, stream: TcpStream) -> Result<Self::Stream, Self::Error> {
[INFO] [stdout]    |  ____________________________________________________________________________________^
[INFO] [stdout] 42 | |         Ok(stream)
[INFO] [stdout] 43 | |     }
[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<tokio::net::TcpStream, Infallible>
[INFO] [stdout]   --> multichat-server/src/tls.rs:41:84
[INFO] [stdout]    |
[INFO] [stdout] 41 |       async fn accept(&self, stream: TcpStream) -> Result<Self::Stream, Self::Error> {
[INFO] [stdout]    |  ____________________________________________________________________________________^
[INFO] [stdout] 42 | |         Ok(stream)
[INFO] [stdout] 43 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tokio::net::TcpStream, Infallible>
[INFO] [stdout]   --> multichat-server/src/tls.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         Ok(stream)
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multichat-server` (bin "multichat-server") due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<tokio::net::TcpStream, Infallible>
[INFO] [stdout]   --> multichat-server/src/tls.rs:41:84
[INFO] [stdout]    |
[INFO] [stdout] 41 |       async fn accept(&self, stream: TcpStream) -> Result<Self::Stream, Self::Error> {
[INFO] [stdout]    |  ____________________________________________________________________________________^
[INFO] [stdout] 42 | |         Ok(stream)
[INFO] [stdout] 43 | |     }
[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<tokio::net::TcpStream, Infallible>
[INFO] [stdout]   --> multichat-server/src/tls.rs:41:84
[INFO] [stdout]    |
[INFO] [stdout] 41 |       async fn accept(&self, stream: TcpStream) -> Result<Self::Stream, Self::Error> {
[INFO] [stdout]    |  ____________________________________________________________________________________^
[INFO] [stdout] 42 | |         Ok(stream)
[INFO] [stdout] 43 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tokio::net::TcpStream, Infallible>
[INFO] [stdout]   --> multichat-server/src/tls.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         Ok(stream)
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multichat-server` (bin "multichat-server" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "6130828a54096f37a80b2477081bd896afd259833550e5a6d3c0b8fbe4bc8a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6130828a54096f37a80b2477081bd896afd259833550e5a6d3c0b8fbe4bc8a5d", kill_on_drop: false }`
[INFO] [stdout] 6130828a54096f37a80b2477081bd896afd259833550e5a6d3c0b8fbe4bc8a5d
