[INFO] fetching crate zzrpc 0.1.3...
[INFO] testing zzrpc-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate zzrpc 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate zzrpc 0.1.3
[INFO] finished tweaking crates.io crate zzrpc 0.1.3
[INFO] tweaked toml for crates.io crate zzrpc 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zzrpc 0.1.3 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zzrpc 0.1.3 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" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9edf2c5017327e2786b5f550e6fbad65b32dea173b2897e2e1e920c5444c04e0
[INFO] running `Command { std: "docker" "start" "-a" "9edf2c5017327e2786b5f550e6fbad65b32dea173b2897e2e1e920c5444c04e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9edf2c5017327e2786b5f550e6fbad65b32dea173b2897e2e1e920c5444c04e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edf2c5017327e2786b5f550e6fbad65b32dea173b2897e2e1e920c5444c04e0", kill_on_drop: false }`
[INFO] [stdout] 9edf2c5017327e2786b5f550e6fbad65b32dea173b2897e2e1e920c5444c04e0
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c687620816c6abefb0b42d52b79266fb18daf54bcadfb1bb31d4746324eaa06
[INFO] running `Command { std: "docker" "start" "-a" "7c687620816c6abefb0b42d52b79266fb18daf54bcadfb1bb31d4746324eaa06", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling uuid v1.4.1
[INFO] [stderr]    Compiling tokio v1.32.0
[INFO] [stderr]    Compiling atomic-counter v1.0.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling zzrpc-derive v0.1.2
[INFO] [stderr]    Compiling pin-project v1.1.3
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling mezzenger v0.1.4
[INFO] [stderr]    Compiling zzrpc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.56s
[INFO] running `Command { std: "docker" "inspect" "7c687620816c6abefb0b42d52b79266fb18daf54bcadfb1bb31d4746324eaa06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c687620816c6abefb0b42d52b79266fb18daf54bcadfb1bb31d4746324eaa06", kill_on_drop: false }`
[INFO] [stdout] 7c687620816c6abefb0b42d52b79266fb18daf54bcadfb1bb31d4746324eaa06
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dbd124a8552c29069cfaba8c881df5eab8f263504086b1a685deb849e538fff
[INFO] running `Command { std: "docker" "start" "-a" "2dbd124a8552c29069cfaba8c881df5eab8f263504086b1a685deb849e538fff", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling socket2 v0.5.4
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.3
[INFO] [stderr]    Compiling uuid v1.4.1
[INFO] [stderr]    Compiling tokio v1.32.0
[INFO] [stderr]    Compiling anstream v0.5.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling clap_lex v0.5.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling clap_builder v4.4.4
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling kodec v0.1.0
[INFO] [stderr]    Compiling zzrpc-derive v0.1.2
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling clap v4.4.4
[INFO] [stderr]    Compiling mezzenger v0.1.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling tokio-util v0.7.8
[INFO] [stderr]    Compiling tokio-stream v0.1.14
[INFO] [stderr]    Compiling zzrpc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling mezzenger-tcp v0.1.3
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.95s
[INFO] running `Command { std: "docker" "inspect" "2dbd124a8552c29069cfaba8c881df5eab8f263504086b1a685deb849e538fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dbd124a8552c29069cfaba8c881df5eab8f263504086b1a685deb849e538fff", kill_on_drop: false }`
[INFO] [stdout] 2dbd124a8552c29069cfaba8c881df5eab8f263504086b1a685deb849e538fff
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74e7f21073694d5e3a9e96075ad6c3d6f43366b10743dfaac5a4a18e030a895d
[INFO] running `Command { std: "docker" "start" "-a" "74e7f21073694d5e3a9e96075ad6c3d6f43366b10743dfaac5a4a18e030a895d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zzrpc-6f90b172c12e97cb)
[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] [stderr]    Doc-tests zzrpc
[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" "74e7f21073694d5e3a9e96075ad6c3d6f43366b10743dfaac5a4a18e030a895d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e7f21073694d5e3a9e96075ad6c3d6f43366b10743dfaac5a4a18e030a895d", kill_on_drop: false }`
[INFO] [stdout] 74e7f21073694d5e3a9e96075ad6c3d6f43366b10743dfaac5a4a18e030a895d