[INFO] cloning repository https://github.com/Ferivonus/gRPC-rust-message-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ferivonus/gRPC-rust-message-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFerivonus%2FgRPC-rust-message-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFerivonus%2FgRPC-rust-message-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 491b043c55dbda085d3de3a3181279ae76b11770
[INFO] testing Ferivonus/gRPC-rust-message-app against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFerivonus%2FgRPC-rust-message-app" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ferivonus/gRPC-rust-message-app
[INFO] finished tweaking git repo https://github.com/Ferivonus/gRPC-rust-message-app
[INFO] tweaked toml for git repo https://github.com/Ferivonus/gRPC-rust-message-app written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ferivonus/gRPC-rust-message-app on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ferivonus/gRPC-rust-message-app 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-2026-01-20" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.17
[INFO] [stderr]   Downloaded prost-derive v0.13.5
[INFO] [stderr]   Downloaded prost v0.13.5
[INFO] [stderr]   Downloaded tonic-build v0.12.3
[INFO] [stderr]   Downloaded quote v1.0.38
[INFO] [stderr]   Downloaded async-trait v0.1.86
[INFO] [stderr]   Downloaded rustversion v1.0.19
[INFO] [stderr]   Downloaded hyper-timeout v0.5.2
[INFO] [stderr]   Downloaded serde_derive v1.0.218
[INFO] [stderr]   Downloaded serde v1.0.218
[INFO] [stderr]   Downloaded indexmap v2.7.1
[INFO] [stderr]   Downloaded cc v1.2.15
[INFO] [stderr]   Downloaded tonic v0.12.3
[INFO] [stderr]   Downloaded prettyplease v0.2.29
[INFO] [stderr]   Downloaded h2 v0.4.8
[INFO] [stderr]   Downloaded pin-project v1.1.9
[INFO] [stderr]   Downloaded bytes v1.10.0
[INFO] [stderr]   Downloaded httparse v1.10.0
[INFO] [stderr]   Downloaded smallvec v1.14.0
[INFO] [stderr]   Downloaded miniz_oxide v0.8.5
[INFO] [stderr]   Downloaded syn v2.0.98
[INFO] [stderr]   Downloaded log v0.4.26
[INFO] [stderr]   Downloaded bitflags v2.8.0
[INFO] [stderr]   Downloaded tempfile v3.17.1
[INFO] [stderr]   Downloaded prost-build v0.13.5
[INFO] [stderr]   Downloaded anyhow v1.0.96
[INFO] [stderr]   Downloaded prost-types v0.13.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.93
[INFO] [stderr]   Downloaded once_cell v1.20.3
[INFO] [stderr]   Downloaded pin-project-internal v1.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13193167e1bb36e30da51353d80f5906e730eb9513f6647c23f75d8b22bb29f0
[INFO] running `Command { std: "docker" "start" "-a" "13193167e1bb36e30da51353d80f5906e730eb9513f6647c23f75d8b22bb29f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13193167e1bb36e30da51353d80f5906e730eb9513f6647c23f75d8b22bb29f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13193167e1bb36e30da51353d80f5906e730eb9513f6647c23f75d8b22bb29f0", kill_on_drop: false }`
[INFO] [stdout] 13193167e1bb36e30da51353d80f5906e730eb9513f6647c23f75d8b22bb29f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02761385f63d2950442f3a66933693565221e84be6c41a859cc421452b845eb3
[INFO] running `Command { std: "docker" "start" "-a" "02761385f63d2950442f3a66933693565221e84be6c41a859cc421452b845eb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling anyhow v1.0.96
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling prettyplease v0.2.29
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling tempfile v3.17.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling async-trait v0.1.86
[INFO] [stderr]    Compiling pin-project-internal v1.1.9
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling pin-project v1.1.9
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling prost-types v0.13.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling prost-build v0.13.5
[INFO] [stderr]    Compiling tonic-build v0.12.3
[INFO] [stderr]    Compiling grpc_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling axum-core v0.4.5
[INFO] [stderr]    Compiling tokio-util v0.7.13
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling h2 v0.4.8
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling axum v0.7.9
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling tonic v0.12.3
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut request_stream = ReceiverStream::new(rx);
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.17s
[INFO] running `Command { std: "docker" "inspect" "02761385f63d2950442f3a66933693565221e84be6c41a859cc421452b845eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02761385f63d2950442f3a66933693565221e84be6c41a859cc421452b845eb3", kill_on_drop: false }`
[INFO] [stdout] 02761385f63d2950442f3a66933693565221e84be6c41a859cc421452b845eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80ea22039a962c8a0dc575735d17f6294a6fca492e0d79d399f786acedd3ea27
[INFO] running `Command { std: "docker" "start" "-a" "80ea22039a962c8a0dc575735d17f6294a6fca492e0d79d399f786acedd3ea27", kill_on_drop: false }`
[INFO] [stderr]    Compiling grpc_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut request_stream = ReceiverStream::new(rx);
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "80ea22039a962c8a0dc575735d17f6294a6fca492e0d79d399f786acedd3ea27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ea22039a962c8a0dc575735d17f6294a6fca492e0d79d399f786acedd3ea27", kill_on_drop: false }`
[INFO] [stdout] 80ea22039a962c8a0dc575735d17f6294a6fca492e0d79d399f786acedd3ea27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 521b32c231fee56b459f09184c936e9294b4c5fe63208ad213ea6e8bb386abe9
[INFO] running `Command { std: "docker" "start" "-a" "521b32c231fee56b459f09184c936e9294b4c5fe63208ad213ea6e8bb386abe9", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/client.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut request_stream = ReceiverStream::new(rx);
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `grpc_chat` (bin "client" test) generated 1 warning (run `cargo fix --bin "client" -p grpc_chat --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/client.rs (/opt/rustwide/target/debug/deps/client-3d6ced4b7baeb052)
[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]      Running unittests src/server.rs (/opt/rustwide/target/debug/deps/server-8e04cf15e874aa3c)
[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" "521b32c231fee56b459f09184c936e9294b4c5fe63208ad213ea6e8bb386abe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "521b32c231fee56b459f09184c936e9294b4c5fe63208ad213ea6e8bb386abe9", kill_on_drop: false }`
[INFO] [stdout] 521b32c231fee56b459f09184c936e9294b4c5fe63208ad213ea6e8bb386abe9
