[INFO] fetching crate ort-tcp 0.2.0...
[INFO] testing ort-tcp-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate ort-tcp 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ort-tcp 0.2.0
[INFO] finished tweaking crates.io crate ort-tcp 0.2.0
[INFO] tweaked toml for crates.io crate ort-tcp 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ort-tcp 0.2.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[INFO] [stderr]       Adding drain v0.1.2 (available: v0.2.1)
[INFO] [stderr]       Adding tokio-util v0.6.10 (available: v0.7.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] deb9f7fc32be7eaa02c5b5f210e91592c594f7e918d94890d14ca9f875085835
[INFO] running `Command { std: "docker" "start" "-a" "deb9f7fc32be7eaa02c5b5f210e91592c594f7e918d94890d14ca9f875085835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "deb9f7fc32be7eaa02c5b5f210e91592c594f7e918d94890d14ca9f875085835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deb9f7fc32be7eaa02c5b5f210e91592c594f7e918d94890d14ca9f875085835", kill_on_drop: false }`
[INFO] [stdout] deb9f7fc32be7eaa02c5b5f210e91592c594f7e918d94890d14ca9f875085835
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14296d49d0779e6cc32aa2f28129b19b2d27e5f840d0aa2c40edcbb223b6873a
[INFO] running `Command { std: "docker" "start" "-a" "14296d49d0779e6cc32aa2f28129b19b2d27e5f840d0aa2c40edcbb223b6873a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling tokio-util v0.6.10
[INFO] [stderr]    Compiling drain v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling ort-core v0.2.0
[INFO] [stderr]    Compiling ort-tcp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `buffer_capacity`, `encoder`, and `decoder` are never read
[INFO] [stdout]   --> src/muxer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Muxer<E, D> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 15 |     buffer_capacity: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     encoder: FramedEncode<E>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     decoder: FramedDecode<D>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Muxer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout]  1 | #![deny(warnings, rust_2018_idioms)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.71s
[INFO] running `Command { std: "docker" "inspect" "14296d49d0779e6cc32aa2f28129b19b2d27e5f840d0aa2c40edcbb223b6873a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14296d49d0779e6cc32aa2f28129b19b2d27e5f840d0aa2c40edcbb223b6873a", kill_on_drop: false }`
[INFO] [stdout] 14296d49d0779e6cc32aa2f28129b19b2d27e5f840d0aa2c40edcbb223b6873a
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50433ae2e2f0a3cce6c29a098334c7455ad1040fadda645abc5bf36c4d65f0e9
[INFO] running `Command { std: "docker" "start" "-a" "50433ae2e2f0a3cce6c29a098334c7455ad1040fadda645abc5bf36c4d65f0e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ort-tcp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `buffer_capacity`, `encoder`, and `decoder` are never read
[INFO] [stdout]   --> src/muxer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Muxer<E, D> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 15 |     buffer_capacity: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     encoder: FramedEncode<E>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     decoder: FramedDecode<D>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Muxer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout]  1 | #![deny(warnings, rust_2018_idioms)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `buffer_capacity`, `encoder`, and `decoder` are never read
[INFO] [stdout]   --> src/muxer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Muxer<E, D> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 15 |     buffer_capacity: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     encoder: FramedEncode<E>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     decoder: FramedDecode<D>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Muxer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout]  1 | #![deny(warnings, rust_2018_idioms)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "50433ae2e2f0a3cce6c29a098334c7455ad1040fadda645abc5bf36c4d65f0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50433ae2e2f0a3cce6c29a098334c7455ad1040fadda645abc5bf36c4d65f0e9", kill_on_drop: false }`
[INFO] [stdout] 50433ae2e2f0a3cce6c29a098334c7455ad1040fadda645abc5bf36c4d65f0e9
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f20e2844135e474c44fb03f5bb13d017ffaa144f9c2552513adf4e10189d3ef
[INFO] running `Command { std: "docker" "start" "-a" "8f20e2844135e474c44fb03f5bb13d017ffaa144f9c2552513adf4e10189d3ef", kill_on_drop: false }`
[INFO] [stderr] warning: fields `buffer_capacity`, `encoder`, and `decoder` are never read
[INFO] [stderr]   --> src/muxer.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct Muxer<E, D> {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 15 |     buffer_capacity: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 16 |     encoder: FramedEncode<E>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 17 |     decoder: FramedDecode<D>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Muxer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr]  1 | #![deny(warnings, rust_2018_idioms)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(dead_code)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `ort-tcp` (lib) generated 1 warning
[INFO] [stderr] warning: `ort-tcp` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ort_tcp-e242538876061e02)
[INFO] [stderr]    Doc-tests ort_tcp
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test preface::tests::roundtrip ... ok
[INFO] [stdout] test tests::roundtrip_spec ... ok
[INFO] [stdout] test muxer::tests::roundtrip ... ok
[INFO] [stdout] test tests::roundtrip_reply ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f20e2844135e474c44fb03f5bb13d017ffaa144f9c2552513adf4e10189d3ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f20e2844135e474c44fb03f5bb13d017ffaa144f9c2552513adf4e10189d3ef", kill_on_drop: false }`
[INFO] [stdout] 8f20e2844135e474c44fb03f5bb13d017ffaa144f9c2552513adf4e10189d3ef
