[INFO] cloning repository https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App-Retro-CLI
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App-Retro-CLI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdelkaderBarhoumi21%2FRust-Chat-App-Retro-CLI", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdelkaderBarhoumi21%2FRust-Chat-App-Retro-CLI'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75405882946863316b5d4ecc4f072cb548e687cc
[INFO] testing AbdelkaderBarhoumi21/Rust-Chat-App-Retro-CLI against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdelkaderBarhoumi21%2FRust-Chat-App-Retro-CLI" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App-Retro-CLI
[INFO] finished tweaking git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App-Retro-CLI
[INFO] tweaked toml for git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App-Retro-CLI written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App-Retro-CLI on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AbdelkaderBarhoumi21/Rust-Chat-App-Retro-CLI 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c587d50a8e5de29702bd800e1a4f2c46e70d018b5da533e15521d3bbe70f3f4d
[INFO] running `Command { std: "docker" "start" "-a" "c587d50a8e5de29702bd800e1a4f2c46e70d018b5da533e15521d3bbe70f3f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c587d50a8e5de29702bd800e1a4f2c46e70d018b5da533e15521d3bbe70f3f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c587d50a8e5de29702bd800e1a4f2c46e70d018b5da533e15521d3bbe70f3f4d", kill_on_drop: false }`
[INFO] [stdout] c587d50a8e5de29702bd800e1a4f2c46e70d018b5da533e15521d3bbe70f3f4d
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30bfd5d0e6662448754efaa4d2b829ede701921ace9b8d8f01ff122406742580
[INFO] running `Command { std: "docker" "start" "-a" "30bfd5d0e6662448754efaa4d2b829ede701921ace9b8d8f01ff122406742580", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling cursive-macros v0.1.0
[INFO] [stderr]    Compiling time v0.3.43
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling enum-map v2.7.3
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]    Compiling enumset v1.1.10
[INFO] [stderr]    Compiling cursive_core v0.4.6
[INFO] [stderr]    Compiling cursive v0.21.1
[INFO] [stderr]    Compiling chatapp_retro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/bin/server.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::{self, Error};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/bin/server.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |         });
[INFO] [stdout] 60 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 61 |
[INFO] [stdout] 62 |       todo!()
[INFO] [stdout]    |       ^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 13s
[INFO] running `Command { std: "docker" "inspect" "30bfd5d0e6662448754efaa4d2b829ede701921ace9b8d8f01ff122406742580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30bfd5d0e6662448754efaa4d2b829ede701921ace9b8d8f01ff122406742580", kill_on_drop: false }`
[INFO] [stdout] 30bfd5d0e6662448754efaa4d2b829ede701921ace9b8d8f01ff122406742580
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e26d146d41aef7fdfd24aab4b06debb989074a53f42e50e9147dd55749b2f7d2
[INFO] running `Command { std: "docker" "start" "-a" "e26d146d41aef7fdfd24aab4b06debb989074a53f42e50e9147dd55749b2f7d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling chatapp_retro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/bin/server.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::{self, Error};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/bin/server.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |         });
[INFO] [stdout] 60 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 61 |
[INFO] [stdout] 62 |       todo!()
[INFO] [stdout]    |       ^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "e26d146d41aef7fdfd24aab4b06debb989074a53f42e50e9147dd55749b2f7d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26d146d41aef7fdfd24aab4b06debb989074a53f42e50e9147dd55749b2f7d2", kill_on_drop: false }`
[INFO] [stdout] e26d146d41aef7fdfd24aab4b06debb989074a53f42e50e9147dd55749b2f7d2
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecfd0465c0f5028fe6329fefa1eb163da003138c366a8f817fef38d3be12606d
[INFO] running `Command { std: "docker" "start" "-a" "ecfd0465c0f5028fe6329fefa1eb163da003138c366a8f817fef38d3be12606d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/bin/server.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::{self, Error};
[INFO] [stderr]   |                  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/bin/server.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     loop {
[INFO] [stderr] ...  |
[INFO] [stderr] 59 | |         });
[INFO] [stderr] 60 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 61 |
[INFO] [stderr] 62 |       todo!()
[INFO] [stderr]    |       ^^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `chatapp_retro` (bin "server" test) generated 2 warnings (run `cargo fix --bin "server" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/bin/client.rs (/opt/rustwide/target/debug/deps/client-b4882e8d38ac4882)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/server.rs (/opt/rustwide/target/debug/deps/server-f36e1844aa2e0ff6)
[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] [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" "ecfd0465c0f5028fe6329fefa1eb163da003138c366a8f817fef38d3be12606d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecfd0465c0f5028fe6329fefa1eb163da003138c366a8f817fef38d3be12606d", kill_on_drop: false }`
[INFO] [stdout] ecfd0465c0f5028fe6329fefa1eb163da003138c366a8f817fef38d3be12606d
