[INFO] fetching crate teeny-rpc 0.1.0...
[INFO] testing teeny-rpc-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate teeny-rpc 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate teeny-rpc 0.1.0
[INFO] finished tweaking crates.io crate teeny-rpc 0.1.0
[INFO] tweaked toml for crates.io crate teeny-rpc 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate teeny-rpc 0.1.0 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 teeny-rpc 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1688bb679c39dfb374c3c1b15d77574c380215f56b512b2a3f6f7cb79e0b2b54
[INFO] running `Command { std: "docker" "start" "-a" "1688bb679c39dfb374c3c1b15d77574c380215f56b512b2a3f6f7cb79e0b2b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1688bb679c39dfb374c3c1b15d77574c380215f56b512b2a3f6f7cb79e0b2b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1688bb679c39dfb374c3c1b15d77574c380215f56b512b2a3f6f7cb79e0b2b54", kill_on_drop: false }`
[INFO] [stdout] 1688bb679c39dfb374c3c1b15d77574c380215f56b512b2a3f6f7cb79e0b2b54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0292cef0647d2774d5399bc15a363cec94074a2335bcaa7730c4184c8143257a
[INFO] running `Command { std: "docker" "start" "-a" "0292cef0647d2774d5399bc15a363cec94074a2335bcaa7730c4184c8143257a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio v1.46.0
[INFO] [stderr]    Compiling unescaper v0.1.6
[INFO] [stderr]    Compiling cobs v0.3.0
[INFO] [stderr]    Compiling serialport v4.7.2
[INFO] [stderr]    Compiling mio-serial v5.0.6
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-serial v5.4.5
[INFO] [stderr]    Compiling postcard v1.1.2
[INFO] [stderr]    Compiling teeny-rpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.80s
[INFO] running `Command { std: "docker" "inspect" "0292cef0647d2774d5399bc15a363cec94074a2335bcaa7730c4184c8143257a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0292cef0647d2774d5399bc15a363cec94074a2335bcaa7730c4184c8143257a", kill_on_drop: false }`
[INFO] [stdout] 0292cef0647d2774d5399bc15a363cec94074a2335bcaa7730c4184c8143257a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 39f8105b1ba9e87b63a2abdeecf48e5131b2106b72c00fc602a83d47bf9403ed
[INFO] running `Command { std: "docker" "start" "-a" "39f8105b1ba9e87b63a2abdeecf48e5131b2106b72c00fc602a83d47bf9403ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.5
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.5
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling dtor v0.0.6
[INFO] [stderr]    Compiling ctor v0.4.2
[INFO] [stderr]    Compiling mio-serial v5.0.6
[INFO] [stderr]    Compiling tokio v1.46.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling tokio-serial v5.4.5
[INFO] [stderr]    Compiling teeny-rpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 27.32s
[INFO] running `Command { std: "docker" "inspect" "39f8105b1ba9e87b63a2abdeecf48e5131b2106b72c00fc602a83d47bf9403ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f8105b1ba9e87b63a2abdeecf48e5131b2106b72c00fc602a83d47bf9403ed", kill_on_drop: false }`
[INFO] [stdout] 39f8105b1ba9e87b63a2abdeecf48e5131b2106b72c00fc602a83d47bf9403ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ea02c2cc4d3c3394a58a374d9d30128c18d5fb3afb686acaf78bf3bef3286535
[INFO] running `Command { std: "docker" "start" "-a" "ea02c2cc4d3c3394a58a374d9d30128c18d5fb3afb686acaf78bf3bef3286535", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/teeny_rpc-5a95b2cc74a0e2e2)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test server::test::basic ... ok
[INFO] [stdout] test client::test::basic ... ok
[INFO] [stdout] test test::basic_rpc_transaction ... ok
[INFO] [stdout] test test::recover_from_out_of_sync ... ok
[INFO] [stdout] test client::test::no_ack ... ok
[INFO] [stdout] test client::test::recover_after_no_ack ... ok
[INFO] [stdout] test server::test::recover_after_no_ack ... ok
[INFO] [stdout] test server::test::no_ack ... ok
[INFO] [stdout] test client::test::no_response ... ok
[INFO] [stderr]    Doc-tests teeny_rpc
[INFO] [stdout] test client::test::recover_after_no_response ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[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" "ea02c2cc4d3c3394a58a374d9d30128c18d5fb3afb686acaf78bf3bef3286535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea02c2cc4d3c3394a58a374d9d30128c18d5fb3afb686acaf78bf3bef3286535", kill_on_drop: false }`
[INFO] [stdout] ea02c2cc4d3c3394a58a374d9d30128c18d5fb3afb686acaf78bf3bef3286535