[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] testing icssc/matchy-meetups-bot/6ea1b75e2e33d5fe10b5a32970a53f15decd9085 against 1.97.0-beta.6 for beta-1.98-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficssc%2Fmatchy-meetups-bot" "/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/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-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/icssc/matchy-meetups-bot on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytes v1.10.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.17
[INFO] [stderr]   Downloaded typemap_rev v0.3.0
[INFO] [stderr]   Downloaded bytecount v0.6.8
[INFO] [stderr]   Downloaded uwl v0.6.0
[INFO] [stderr]   Downloaded typesize-derive v0.1.11
[INFO] [stderr]   Downloaded semver v1.0.25
[INFO] [stderr]   Downloaded miniz_oxide v0.8.4
[INFO] [stderr]   Downloaded typesize v0.1.13
[INFO] [stderr]   Downloaded time-macros v0.2.19
[INFO] [stderr]   Downloaded serde v1.0.218
[INFO] [stderr]   Downloaded triomphe v0.1.14
[INFO] [stderr]   Downloaded bitflags v2.8.0
[INFO] [stderr]   Downloaded tempfile v3.17.1
[INFO] [stderr]   Downloaded ryu v1.0.19
[INFO] [stderr]   Downloaded log v0.4.25
[INFO] [stderr]   Downloaded httparse v1.10.0
[INFO] [stderr]   Downloaded levenshtein v1.0.5
[INFO] [stderr]   Downloaded serde_derive v1.0.218
[INFO] [stderr]   Downloaded mini-moka v0.10.3
[INFO] [stderr]   Downloaded poise_macros v0.6.1
[INFO] [stderr]   Downloaded command_attr v0.5.3
[INFO] [stderr]   Downloaded async-trait v0.1.86
[INFO] [stderr]   Downloaded time v0.3.37
[INFO] [stderr]   Downloaded cc v1.2.14
[INFO] [stderr]   Downloaded serde_json v1.0.139
[INFO] [stderr]   Downloaded poise v0.6.1
[INFO] [stderr]   Downloaded chrono v0.4.39
[INFO] [stderr]   Downloaded syn v2.0.98
[INFO] [stderr]   Downloaded serenity v0.12.1
[INFO] [stderr]   Downloaded ring v0.17.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d
[INFO] running `Command { std: "docker" "start" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling cc v1.2.14
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling ring v0.17.9
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling data-encoding v2.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.4
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling webpki-roots v0.26.8
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling serenity v0.12.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling typemap_rev v0.3.0
[INFO] [stderr]    Compiling uwl v0.6.0
[INFO] [stderr]    Compiling anyhow v1.0.96
[INFO] [stderr]    Compiling levenshtein v1.0.5
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling synstructure v0.13.1
[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 darling_core v0.20.10
[INFO] [stderr]    Compiling regex v1.11.1
[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 serde_derive v1.0.218
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling zerofrom v0.1.5
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling command_attr v0.5.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling async-trait v0.1.86
[INFO] [stderr]    Compiling poise_macros v0.6.1
[INFO] [stderr]    Compiling derivative v2.2.0
[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 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 icu_normalizer v1.5.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling time v0.3.37
[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 3m 42s
[INFO] running `Command { std: "docker" "inspect" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", 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 7.60s
[INFO] running `Command { std: "docker" "inspect" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: function `random_pair` is never used
[INFO] [stderr]   --> src/matching.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn random_pair<T: Clone>(vec: Vec<T>, seed: u64) -> Pairing<T> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `matchy_meetups_bot` (bin "matchy_meetups_bot" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/matchy_meetups_bot-c59b3dcf7866e72a)
[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" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d", kill_on_drop: false }`
[INFO] [stdout] 3f9bfeec5981e53f4889532e995bcc20ec3a81c93abb56cefe689b38de84220d