[INFO] fetching crate rumtk-v2-interface 0.2.5...
[INFO] checking rumtk-v2-interface-0.2.5 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate rumtk-v2-interface 0.2.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rumtk-v2-interface 0.2.5
[INFO] finished tweaking crates.io crate rumtk-v2-interface 0.2.5
[INFO] tweaked toml for crates.io crate rumtk-v2-interface 0.2.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rumtk-v2-interface 0.2.5 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 rumtk-v2-interface 0.2.5 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 00f474741525165354cc4d8dd4e4453dbfd921706ebd6e4e94f6fd049d14fb33
[INFO] running `Command { std: "docker" "start" "-a" "00f474741525165354cc4d8dd4e4453dbfd921706ebd6e4e94f6fd049d14fb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00f474741525165354cc4d8dd4e4453dbfd921706ebd6e4e94f6fd049d14fb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f474741525165354cc4d8dd4e4453dbfd921706ebd6e4e94f6fd049d14fb33", kill_on_drop: false }`
[INFO] [stdout] 00f474741525165354cc4d8dd4e4453dbfd921706ebd6e4e94f6fd049d14fb33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 94431a7100dbabd8d4cf2885d7458f42af672f627ce0a2a488cda08849a2cc1e
[INFO] running `Command { std: "docker" "start" "-a" "94431a7100dbabd8d4cf2885d7458f42af672f627ce0a2a488cda08849a2cc1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]     Checking clap_builder v4.5.38
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking chardetng v0.1.17
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling pyo3-build-config v0.27.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.27.1
[INFO] [stderr]    Compiling pyo3-ffi v0.27.1
[INFO] [stderr]    Compiling pyo3 v0.27.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling uuid-macro-internal v1.12.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling phf_macros v0.13.1
[INFO] [stderr]     Checking tokio v1.45.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking clap v4.5.38
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking uuid v1.12.0
[INFO] [stderr]    Compiling pyo3-macros v0.27.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking compact_str v0.9.0
[INFO] [stderr]     Checking rumtk-core v0.9.4
[INFO] [stderr]     Checking rumtk-hl7-v2 v0.8.3
[INFO] [stderr]     Checking rumtk-v2-interface v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Err(e) => V2Message::try_from_str(&stdin_msg)?,
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Err(e) => V2Message::try_from_str(&stdin_msg)?,
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HL7_V2_REPEATING_FIELD_MESSAGE` is never used
[INFO] [stdout]   --> src/main.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 | const HL7_V2_REPEATING_FIELD_MESSAGE: &str =
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HL7_V2_REPEATING_FIELD_MESSAGE` is never used
[INFO] [stdout]   --> src/main.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 | const HL7_V2_REPEATING_FIELD_MESSAGE: &str =
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VXU_HL7_V2_MESSAGE` is never used
[INFO] [stdout]   --> src/main.rs:49:7
[INFO] [stdout]    |
[INFO] [stdout] 49 | const VXU_HL7_V2_MESSAGE: &str =
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VXU_HL7_V2_MESSAGE` is never used
[INFO] [stdout]   --> src/main.rs:49:7
[INFO] [stdout]    |
[INFO] [stdout] 49 | const VXU_HL7_V2_MESSAGE: &str =
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         rumtk_write_stdout!(&serialized_message);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let _ = rumtk_write_stdout!(&serialized_message);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<CompactString, Infallible>
[INFO] [stdout]    --> src/main.rs:180:47
[INFO] [stdout]     |
[INFO] [stdout] 180 |             true => args.ip.unwrap_or_else(|| LOCALHOST.parse().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] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |             outbound_send(&channel);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 192 |             let _ = outbound_send(&channel);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         rumtk_write_stdout!(&serialized_message);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let _ = rumtk_write_stdout!(&serialized_message);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<CompactString, Infallible>
[INFO] [stdout]    --> src/main.rs:180:47
[INFO] [stdout]     |
[INFO] [stdout] 180 |             true => args.ip.unwrap_or_else(|| LOCALHOST.parse().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] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |             outbound_send(&channel);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 192 |             let _ = outbound_send(&channel);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rumtk-v2-interface` (bin "rumtk-v2-interface" test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rumtk-v2-interface` (bin "rumtk-v2-interface") due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "94431a7100dbabd8d4cf2885d7458f42af672f627ce0a2a488cda08849a2cc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94431a7100dbabd8d4cf2885d7458f42af672f627ce0a2a488cda08849a2cc1e", kill_on_drop: false }`
[INFO] [stdout] 94431a7100dbabd8d4cf2885d7458f42af672f627ce0a2a488cda08849a2cc1e
