[INFO] cloning repository https://github.com/EkkoXiao/OJ-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EkkoXiao/OJ-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEkkoXiao%2FOJ-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEkkoXiao%2FOJ-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d182c56d1b268d614e591992d2385856ae99d194
[INFO] checking EkkoXiao/OJ-Rust against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEkkoXiao%2FOJ-Rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EkkoXiao/OJ-Rust
[INFO] finished tweaking git repo https://github.com/EkkoXiao/OJ-Rust
[INFO] tweaked toml for git repo https://github.com/EkkoXiao/OJ-Rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EkkoXiao/OJ-Rust on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EkkoXiao/OJ-Rust 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.13.1
[INFO] [stderr]   Downloaded futures-io v0.3.23
[INFO] [stderr]   Downloaded futures-task v0.3.23
[INFO] [stderr]   Downloaded futures-sink v0.3.23
[INFO] [stderr]   Downloaded futures-core v0.3.23
[INFO] [stderr]   Downloaded actix-utils v3.0.0
[INFO] [stderr]   Downloaded alloc-stdlib v0.2.1
[INFO] [stderr]   Downloaded firestorm v0.5.1
[INFO] [stderr]   Downloaded socket2 v0.4.6
[INFO] [stderr]   Downloaded sha1 v0.10.1
[INFO] [stderr]   Downloaded bytestring v1.1.0
[INFO] [stderr]   Downloaded ctor v0.1.23
[INFO] [stderr]   Downloaded actix-codec v0.5.0
[INFO] [stderr]   Downloaded alloc-no-stdlib v2.0.3
[INFO] [stderr]   Downloaded futures-channel v0.3.23
[INFO] [stderr]   Downloaded actix-server v2.1.1
[INFO] [stderr]   Downloaded actix-rt v2.7.0
[INFO] [stderr]   Downloaded actix-router v0.5.0
[INFO] [stderr]   Downloaded pretty_assertions v1.2.1
[INFO] [stderr]   Downloaded cookie v0.16.0
[INFO] [stderr]   Downloaded futures-util v0.3.23
[INFO] [stderr]   Downloaded paste v1.0.8
[INFO] [stderr]   Downloaded actix-web-codegen v4.0.1
[INFO] [stderr]   Downloaded actix-http v3.2.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.46
[INFO] [stderr]   Downloaded openssl v0.10.41
[INFO] [stderr]   Downloaded os_str_bytes v6.3.0
[INFO] [stderr]   Downloaded actix-web v4.1.0
[INFO] [stderr]   Downloaded clap v3.2.18
[INFO] [stderr]   Downloaded openssl-sys v0.9.75
[INFO] [stderr]   Downloaded cpufeatures v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 232156e8430e52e3f1052ebfe524a55d27ebd49b08fcbe85e590c863916a5660
[INFO] running `Command { std: "docker" "start" "-a" "232156e8430e52e3f1052ebfe524a55d27ebd49b08fcbe85e590c863916a5660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "232156e8430e52e3f1052ebfe524a55d27ebd49b08fcbe85e590c863916a5660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232156e8430e52e3f1052ebfe524a55d27ebd49b08fcbe85e590c863916a5660", kill_on_drop: false }`
[INFO] [stdout] 232156e8430e52e3f1052ebfe524a55d27ebd49b08fcbe85e590c863916a5660
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 827f29e0183e6f627bb6517b6ceaf8c87af424669e9d0aed6efaa30a1a293b7c
[INFO] running `Command { std: "docker" "start" "-a" "827f29e0183e6f627bb6517b6ceaf8c87af424669e9d0aed6efaa30a1a293b7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]     Checking socket2 v0.4.6
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]     Checking local-waker v0.1.3
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling paste v1.0.8
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking brotli-decompressor v2.3.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking actix-utils v3.0.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking bytestring v1.1.0
[INFO] [stderr]    Compiling cookie v0.16.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling firestorm v0.5.1
[INFO] [stderr]     Checking cpufeatures v0.2.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking iana-time-zone v0.1.46
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking pretty_assertions v1.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]     Checking brotli v3.3.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking time v0.3.14
[INFO] [stderr]     Checking sha1 v0.10.1
[INFO] [stderr]     Checking local-channel v0.1.3
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking actix-rt v2.7.0
[INFO] [stderr]     Checking actix-codec v0.5.0
[INFO] [stderr]    Compiling actix-router v0.5.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking actix-server v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling actix-macros v0.2.3
[INFO] [stderr]    Compiling actix-web-codegen v4.0.1
[INFO] [stderr]     Checking clap v3.2.18
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.85
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking actix-http v3.2.1
[INFO] [stderr]     Checking actix-web v4.1.0
[INFO] [stderr]     Checking oj v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `user_id` is never read
[INFO] [stdout]   --> src/contest.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct UserRanking {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 43 |     pub user_id: i32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UserRanking` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, and `submission_limit` are never read
[INFO] [stdout]   --> src/contest.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct ContestInfo {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 67 |     pub id: Option<i32>,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 68 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub submission_limit: i32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ContestInfo` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `user_id` is never read
[INFO] [stdout]   --> src/contest.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct UserRanking {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 43 |     pub user_id: i32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UserRanking` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, and `submission_limit` are never read
[INFO] [stdout]   --> src/contest.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct ContestInfo {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 67 |     pub id: Option<i32>,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 68 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub submission_limit: i32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ContestInfo` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.41
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "827f29e0183e6f627bb6517b6ceaf8c87af424669e9d0aed6efaa30a1a293b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "827f29e0183e6f627bb6517b6ceaf8c87af424669e9d0aed6efaa30a1a293b7c", kill_on_drop: false }`
[INFO] [stdout] 827f29e0183e6f627bb6517b6ceaf8c87af424669e9d0aed6efaa30a1a293b7c
