[INFO] fetching crate rumtk-v2-interface 0.2.15... [INFO] checking rumtk-v2-interface-0.2.15 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915 [INFO] extracting crate rumtk-v2-interface 0.2.15 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate rumtk-v2-interface 0.2.15 [INFO] finished tweaking crates.io crate rumtk-v2-interface 0.2.15 [INFO] tweaked toml for crates.io crate rumtk-v2-interface 0.2.15 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rumtk-v2-interface 0.2.15 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rumtk-v2-interface 0.2.15 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 03ff1ff6fde1346800050341d1b87a1827d991d78859589b34101af8c6e7ea29 [INFO] running `Command { std: "docker" "start" "-a" "03ff1ff6fde1346800050341d1b87a1827d991d78859589b34101af8c6e7ea29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03ff1ff6fde1346800050341d1b87a1827d991d78859589b34101af8c6e7ea29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03ff1ff6fde1346800050341d1b87a1827d991d78859589b34101af8c6e7ea29", kill_on_drop: false }` [INFO] [stdout] 03ff1ff6fde1346800050341d1b87a1827d991d78859589b34101af8c6e7ea29 [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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9d14121b5e39d7a5350c4f68c66c01fd8ba1c5f559fab495f244417566ed6888 [INFO] running `Command { std: "docker" "start" "-a" "9d14121b5e39d7a5350c4f68c66c01fd8ba1c5f559fab495f244417566ed6888", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling target-lexicon v0.13.2 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking colorchoice v1.0.3 [INFO] [stderr] Checking anstyle-parse v0.2.6 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Checking anstyle v1.0.10 [INFO] [stderr] Checking rand_core v0.10.1 [INFO] [stderr] Checking anstyle-query v1.1.2 [INFO] [stderr] Checking getrandom v0.3.4 [INFO] [stderr] Checking getrandom v0.2.17 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking clap_lex v0.7.4 [INFO] [stderr] Compiling siphasher v1.0.1 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Checking castaway v0.2.3 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking chacha20 v0.10.0 [INFO] [stderr] Checking getrandom v0.4.2 [INFO] [stderr] Checking socket2 v0.6.1 [INFO] [stderr] Checking anstream v0.6.18 [INFO] [stderr] Checking rand_core v0.9.5 [INFO] [stderr] Checking encoding_rs v0.8.35 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling phf_shared v0.13.1 [INFO] [stderr] Compiling indoc v2.0.6 [INFO] [stderr] Checking unindent v0.2.4 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking indexmap v2.13.0 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking rand v0.10.1 [INFO] [stderr] Checking clap_builder v4.5.54 [INFO] [stderr] Compiling phf_generator v0.13.1 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking serde_json v1.0.149 [INFO] [stderr] Compiling pyo3-build-config v0.27.1 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Checking chrono v0.4.39 [INFO] [stderr] Checking chardetng v0.1.17 [INFO] [stderr] Compiling pyo3-ffi v0.27.1 [INFO] [stderr] Compiling pyo3-macros-backend v0.27.1 [INFO] [stderr] Compiling pyo3 v0.27.1 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling uuid-macro-internal v1.19.0 [INFO] [stderr] Compiling clap_derive v4.5.49 [INFO] [stderr] Compiling phf_macros v0.13.1 [INFO] [stderr] Checking tokio v1.49.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking clap v4.5.54 [INFO] [stderr] Checking nanoid v0.4.0 [INFO] [stderr] Checking uuid v1.19.0 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Compiling pyo3-macros v0.27.1 [INFO] [stderr] Checking compact_str v0.9.0 [INFO] [stderr] Checking ahash v0.8.12 [INFO] [stderr] Checking rumtk-core v0.14.2 [INFO] [stderr] Checking rumtk-hl7-v2 v0.9.4 [INFO] [stderr] Checking rumtk-v2-interface v0.2.15 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 104 | / return channel [INFO] [stdout] 105 | | .lock() [INFO] [stdout] 106 | | .unwrap() [INFO] [stdout] 107 | | .send_message(&stdin_msg.as_slice().to_rumstring()); [INFO] [stdout] | |_______________________________________________________________- any code following this expression is unreachable [INFO] [stdout] 108 | exit(0); [INFO] [stdout] | ^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 104 | / return channel [INFO] [stdout] 105 | | .lock() [INFO] [stdout] 106 | | .unwrap() [INFO] [stdout] 107 | | .send_message(&stdin_msg.as_slice().to_rumstring()); [INFO] [stdout] | |_______________________________________________________________- any code following this expression is unreachable [INFO] [stdout] 108 | exit(0); [INFO] [stdout] | ^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `endpoint` [INFO] [stdout] --> src/main.rs:123:10 [INFO] [stdout] | [INFO] [stdout] 123 | for (endpoint, raw_msgs) in rumtk_v2_mllp_receive!(channel)? { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_endpoint` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `listener` is never read [INFO] [stdout] --> src/main.rs:176:54 [INFO] [stdout] | [INFO] [stdout] 176 | let mut listener: RUMResult = Err(RUMString::new("")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 180 | listener = rumtk_v2_mllp_listen!(args.port.unwrap(), mllp_filter_policy, args.local); [INFO] [stdout] | -------- `listener` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `endpoint` [INFO] [stdout] --> src/main.rs:123:10 [INFO] [stdout] | [INFO] [stdout] 123 | for (endpoint, raw_msgs) in rumtk_v2_mllp_receive!(channel)? { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_endpoint` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `listener` is never read [INFO] [stdout] --> src/main.rs:176:54 [INFO] [stdout] | [INFO] [stdout] 176 | let mut listener: RUMResult = Err(RUMString::new("")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 180 | listener = rumtk_v2_mllp_listen!(args.port.unwrap(), mllp_filter_policy, args.local); [INFO] [stdout] | -------- `listener` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:136:9 [INFO] [stdout] | [INFO] [stdout] 136 | inbound_receive(listener); [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] 136 | let _ = inbound_receive(listener); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:172:13 [INFO] [stdout] | [INFO] [stdout] 172 | 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] 172 | let _ = outbound_send(&channel); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:136:9 [INFO] [stdout] | [INFO] [stdout] 136 | inbound_receive(listener); [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] 136 | let _ = inbound_receive(listener); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:172:13 [INFO] [stdout] | [INFO] [stdout] 172 | 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] 172 | let _ = outbound_send(&channel); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.28s [INFO] running `Command { std: "docker" "inspect" "9d14121b5e39d7a5350c4f68c66c01fd8ba1c5f559fab495f244417566ed6888", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d14121b5e39d7a5350c4f68c66c01fd8ba1c5f559fab495f244417566ed6888", kill_on_drop: false }` [INFO] [stdout] 9d14121b5e39d7a5350c4f68c66c01fd8ba1c5f559fab495f244417566ed6888