[INFO] cloning repository https://github.com/asg0451/crakv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asg0451/crakv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasg0451%2Fcrakv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasg0451%2Fcrakv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ad1fdf18e71c6637e447f14c2ee0b5409a808b8
[INFO] building asg0451/crakv against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasg0451%2Fcrakv" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/asg0451/crakv
[INFO] finished tweaking git repo https://github.com/asg0451/crakv
[INFO] tweaked toml for git repo https://github.com/asg0451/crakv written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/asg0451/crakv on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/asg0451/crakv 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-serde v0.2.0
[INFO] [stderr]   Downloaded value-bag v1.10.0
[INFO] [stderr]   Downloaded async-maelstrom v0.1.2
[INFO] [stderr]   Downloaded async-trait v0.1.87
[INFO] [stderr]   Downloaded tokio v1.44.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2434c6b7bfc5fda4710880f988a278a5a6f67c2ed99077e80778b88bffedfae9
[INFO] running `Command { std: "docker" "start" "-a" "2434c6b7bfc5fda4710880f988a278a5a6f67c2ed99077e80778b88bffedfae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2434c6b7bfc5fda4710880f988a278a5a6f67c2ed99077e80778b88bffedfae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2434c6b7bfc5fda4710880f988a278a5a6f67c2ed99077e80778b88bffedfae9", kill_on_drop: false }`
[INFO] [stdout] 2434c6b7bfc5fda4710880f988a278a5a6f67c2ed99077e80778b88bffedfae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 830e230997626b6059f7019be034007e8af1db12f5bc47d9f63ec2491eb37a27
[INFO] running `Command { std: "docker" "start" "-a" "830e230997626b6059f7019be034007e8af1db12f5bc47d9f63ec2491eb37a27", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling value-bag v1.10.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling async-executor v1.13.1
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling async-trait v0.1.87
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.44.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling polling v3.7.4
[INFO] [stderr]    Compiling async-io v2.4.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling async-std v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling async-maelstrom v0.1.2
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling color-spantrace v0.2.1
[INFO] [stderr]    Compiling color-eyre v0.6.3
[INFO] [stderr]    Compiling crakv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `EchoServer` is never constructed
[INFO] [stdout]   --> src/echo.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct EchoServer {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_msg_id` is never used
[INFO] [stdout]   --> src/echo.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl EchoServer {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 28 |     fn next_msg_id(&self) -> MsgId {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.68s
[INFO] running `Command { std: "docker" "inspect" "830e230997626b6059f7019be034007e8af1db12f5bc47d9f63ec2491eb37a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "830e230997626b6059f7019be034007e8af1db12f5bc47d9f63ec2491eb37a27", kill_on_drop: false }`
[INFO] [stdout] 830e230997626b6059f7019be034007e8af1db12f5bc47d9f63ec2491eb37a27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a128a3f2d5ff93d2244aba3b1d1240ed3bd9cb7d00cea52ebf9c983d432698d1
[INFO] running `Command { std: "docker" "start" "-a" "a128a3f2d5ff93d2244aba3b1d1240ed3bd9cb7d00cea52ebf9c983d432698d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling crakv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `EchoServer` is never constructed
[INFO] [stdout]   --> src/echo.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct EchoServer {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_msg_id` is never used
[INFO] [stdout]   --> src/echo.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl EchoServer {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 28 |     fn next_msg_id(&self) -> MsgId {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "a128a3f2d5ff93d2244aba3b1d1240ed3bd9cb7d00cea52ebf9c983d432698d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a128a3f2d5ff93d2244aba3b1d1240ed3bd9cb7d00cea52ebf9c983d432698d1", kill_on_drop: false }`
[INFO] [stdout] a128a3f2d5ff93d2244aba3b1d1240ed3bd9cb7d00cea52ebf9c983d432698d1