[INFO] cloning repository https://github.com/AmineDiro/reddit-puzzle-system-design
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AmineDiro/reddit-puzzle-system-design" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmineDiro%2Freddit-puzzle-system-design", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmineDiro%2Freddit-puzzle-system-design'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dbe360248b441ef82eb37984287c841d6dae1f6f
[INFO] testing AmineDiro/reddit-puzzle-system-design against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmineDiro%2Freddit-puzzle-system-design" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AmineDiro/reddit-puzzle-system-design
[INFO] finished tweaking git repo https://github.com/AmineDiro/reddit-puzzle-system-design
[INFO] tweaked toml for git repo https://github.com/AmineDiro/reddit-puzzle-system-design written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AmineDiro/reddit-puzzle-system-design on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AmineDiro/reddit-puzzle-system-design 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quinn v0.10.2
[INFO] [stderr]   Downloaded quinn-udp v0.4.1
[INFO] [stderr]   Downloaded quinn-proto v0.10.6
[INFO] [stderr]   Downloaded core_affinity v0.8.3
[INFO] [stderr]   Downloaded octets v0.3.4
[INFO] [stderr]   Downloaded intrusive-collections v0.9.7
[INFO] [stderr]   Downloaded io-uring v0.7.11
[INFO] [stderr]   Downloaded quiche v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 088d05f29eb523a5a6fa373033fcb0d3abaf0e9e988784673df6b52018b7dec0
[INFO] running `Command { std: "docker" "start" "-a" "088d05f29eb523a5a6fa373033fcb0d3abaf0e9e988784673df6b52018b7dec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "088d05f29eb523a5a6fa373033fcb0d3abaf0e9e988784673df6b52018b7dec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088d05f29eb523a5a6fa373033fcb0d3abaf0e9e988784673df6b52018b7dec0", kill_on_drop: false }`
[INFO] [stdout] 088d05f29eb523a5a6fa373033fcb0d3abaf0e9e988784673df6b52018b7dec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 360b8c641fd9a752c53422499963df595ab90e36a7ac5d619ee7ee0c08716cdf
[INFO] running `Command { std: "docker" "start" "-a" "360b8c641fd9a752c53422499963df595ab90e36a7ac5d619ee7ee0c08716cdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling io-uring v0.7.11
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling rustls-pki-types v1.14.0
[INFO] [stderr]    Compiling intrusive-collections v0.9.7
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling clap_builder v4.5.60
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling pem v3.0.6
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling octets v0.3.4
[INFO] [stderr]    Compiling quiche v0.25.0
[INFO] [stderr]    Compiling core_affinity v0.8.3
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling yasna v0.5.2
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rcgen v0.13.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling quinn-udp v0.4.1
[INFO] [stderr]    Compiling clap v4.5.60
[INFO] [stderr]    Compiling quinn-proto v0.10.6
[INFO] [stderr]    Compiling quinn v0.10.2
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> client/src/main.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> client/src/main.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         Err(e) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> client/src/metrics.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct LoadMetrics {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 25 |     pub id: String,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "360b8c641fd9a752c53422499963df595ab90e36a7ac5d619ee7ee0c08716cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360b8c641fd9a752c53422499963df595ab90e36a7ac5d619ee7ee0c08716cdf", kill_on_drop: false }`
[INFO] [stdout] 360b8c641fd9a752c53422499963df595ab90e36a7ac5d619ee7ee0c08716cdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dd2d29d6cc9a0cdd48a3c1ed973c9e92fac8c3f786265f0d2ddfa3091e46429
[INFO] running `Command { std: "docker" "start" "-a" "0dd2d29d6cc9a0cdd48a3c1ed973c9e92fac8c3f786265f0d2ddfa3091e46429", kill_on_drop: false }`
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> client/src/main.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> client/src/main.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         Err(e) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> client/src/metrics.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct LoadMetrics {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 25 |     pub id: String,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "0dd2d29d6cc9a0cdd48a3c1ed973c9e92fac8c3f786265f0d2ddfa3091e46429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd2d29d6cc9a0cdd48a3c1ed973c9e92fac8c3f786265f0d2ddfa3091e46429", kill_on_drop: false }`
[INFO] [stdout] 0dd2d29d6cc9a0cdd48a3c1ed973c9e92fac8c3f786265f0d2ddfa3091e46429
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60c5a8076f23b9715f11cc418b40d07315764e4da96524c6e65afe6098d44ef5
[INFO] running `Command { std: "docker" "start" "-a" "60c5a8076f23b9715f11cc418b40d07315764e4da96524c6e65afe6098d44ef5", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> client/src/main.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |             Err(e) => {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> client/src/main.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |         Err(e) => {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]   --> client/src/metrics.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct LoadMetrics {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 25 |     pub id: String,
[INFO] [stderr]    |         ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `client` (bin "client" test) generated 3 warnings (run `cargo fix --bin "client" -p client --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/client-2bf151ef84df326e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/server-91bba61b43d36e00)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test cooldown::tests::test_cooldown_array ... ok
[INFO] [stdout] test spsc::tests::test_spsc_ring_buffer ... ok
[INFO] [stdout] test canvas::tests::test_canvas_snapshot ... ok
[INFO] [stdout] test timing_wheel::tests::test_timing_wheel ... ok
[INFO] [stdout] test spsc::tests::test_spsc_ring_buffer_full ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "60c5a8076f23b9715f11cc418b40d07315764e4da96524c6e65afe6098d44ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c5a8076f23b9715f11cc418b40d07315764e4da96524c6e65afe6098d44ef5", kill_on_drop: false }`
[INFO] [stdout] 60c5a8076f23b9715f11cc418b40d07315764e4da96524c6e65afe6098d44ef5