[INFO] cloning repository https://github.com/icssc/matchy-meetups-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icssc/matchy-meetups-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficssc%2Fmatchy-meetups-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficssc%2Fmatchy-meetups-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ea1b75e2e33d5fe10b5a32970a53f15decd9085
[INFO] building icssc/matchy-meetups-bot against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficssc%2Fmatchy-meetups-bot" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/icssc/matchy-meetups-bot
[INFO] finished tweaking git repo https://github.com/icssc/matchy-meetups-bot
[INFO] tweaked toml for git repo https://github.com/icssc/matchy-meetups-bot written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/icssc/matchy-meetups-bot on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/icssc/matchy-meetups-bot 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded poise_macros v0.6.1
[INFO] [stderr]   Downloaded poise v0.6.1
[INFO] [stderr]   Downloaded serenity v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7956a7c43f331c9c8cb15310414072cc844436eccbcc807b65c635469278ad40
[INFO] running `Command { std: "docker" "start" "-a" "7956a7c43f331c9c8cb15310414072cc844436eccbcc807b65c635469278ad40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7956a7c43f331c9c8cb15310414072cc844436eccbcc807b65c635469278ad40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7956a7c43f331c9c8cb15310414072cc844436eccbcc807b65c635469278ad40", kill_on_drop: false }`
[INFO] [stdout] 7956a7c43f331c9c8cb15310414072cc844436eccbcc807b65c635469278ad40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35daabc5262cbd089da0933f2b14e4b5dc6c26545e4c1d19e89caad5101927d9
[INFO] running `Command { std: "docker" "start" "-a" "35daabc5262cbd089da0933f2b14e4b5dc6c26545e4c1d19e89caad5101927d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling cc v1.2.14
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling data-encoding v2.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.4
[INFO] [stderr]    Compiling webpki-roots v0.26.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling serenity v0.12.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling typemap_rev v0.3.0
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling uwl v0.6.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling ring v0.17.9
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling command_attr v0.5.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.86
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerofrom v0.1.5
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling poise_macros v0.6.1
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling secrecy v0.8.0
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling tokio-util v0.7.13
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling tokio-rustls v0.25.0
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling tungstenite v0.21.0
[INFO] [stderr]    Compiling tokio-tungstenite v0.21.0
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling poise v0.6.1
[INFO] [stderr]    Compiling matchy_meetups_bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `random_pair` is never used
[INFO] [stdout]   --> src/matching.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn random_pair<T: Clone>(vec: Vec<T>, seed: u64) -> Pairing<T> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "35daabc5262cbd089da0933f2b14e4b5dc6c26545e4c1d19e89caad5101927d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35daabc5262cbd089da0933f2b14e4b5dc6c26545e4c1d19e89caad5101927d9", kill_on_drop: false }`
[INFO] [stdout] 35daabc5262cbd089da0933f2b14e4b5dc6c26545e4c1d19e89caad5101927d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c817d25209906c4471f02cb3afdd0d64b7d8e5efd498f7c41811ebc1faa8d4e7
[INFO] running `Command { std: "docker" "start" "-a" "c817d25209906c4471f02cb3afdd0d64b7d8e5efd498f7c41811ebc1faa8d4e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling matchy_meetups_bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `random_pair` is never used
[INFO] [stdout]   --> src/matching.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn random_pair<T: Clone>(vec: Vec<T>, seed: u64) -> Pairing<T> {
[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 4.68s
[INFO] running `Command { std: "docker" "inspect" "c817d25209906c4471f02cb3afdd0d64b7d8e5efd498f7c41811ebc1faa8d4e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c817d25209906c4471f02cb3afdd0d64b7d8e5efd498f7c41811ebc1faa8d4e7", kill_on_drop: false }`
[INFO] [stdout] c817d25209906c4471f02cb3afdd0d64b7d8e5efd498f7c41811ebc1faa8d4e7