[INFO] cloning repository https://github.com/APSN4/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/APSN4/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPSN4%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPSN4%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79f984923df34e696cb58a3d0dab740632c2a853
[INFO] checking APSN4/learning-rust against try#0c70cfbec949d241375e31c5a42066be70c720fc for pr-149681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPSN4%2Flearning-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/APSN4/learning-rust
[INFO] finished tweaking git repo https://github.com/APSN4/learning-rust
[INFO] tweaked toml for git repo https://github.com/APSN4/learning-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/APSN4/learning-rust on toolchain 0c70cfbec949d241375e31c5a42066be70c720fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/APSN4/learning-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" "+0c70cfbec949d241375e31c5a42066be70c720fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 930bfe24cde3a602fdb4b5f97c9cc36319d78e170247e586ec84f897617ae4a7
[INFO] running `Command { std: "docker" "start" "-a" "930bfe24cde3a602fdb4b5f97c9cc36319d78e170247e586ec84f897617ae4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "930bfe24cde3a602fdb4b5f97c9cc36319d78e170247e586ec84f897617ae4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930bfe24cde3a602fdb4b5f97c9cc36319d78e170247e586ec84f897617ae4a7", kill_on_drop: false }`
[INFO] [stdout] 930bfe24cde3a602fdb4b5f97c9cc36319d78e170247e586ec84f897617ae4a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f9390563499b7450834fc7ad69b8f43da7aed8121830be4218e36d4d75385d5
[INFO] running `Command { std: "docker" "start" "-a" "4f9390563499b7450834fc7ad69b8f43da7aed8121830be4218e36d4d75385d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.96
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]    Compiling escargot v0.5.14
[INFO] [stderr]     Checking task_packages v0.1.0 (/opt/rustwide/workdir/TicketV2/Packages/Task)
[INFO] [stderr]     Checking task_visibility v0.1.0 (/opt/rustwide/workdir/TicketV1/Visibility/Task)
[INFO] [stderr]     Checking task_vectors v0.1.0 (/opt/rustwide/workdir/TicketManagement/Vectors/Task)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> TicketV1/Visibility/Task/src/lib.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 |     /* TODO */ struct Ticket {
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> TicketV1/Visibility/Task/src/lib.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |     impl Ticket {
[INFO] [stdout]    |     ----------- associated function in this implementation
[INFO] [stdout] 11 |         /* TODO */ fn new(title: String, description: String, status: String) -> Ticket {
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking task_calculator_intro v0.1.0 (/opt/rustwide/workdir/ABasicCalculator/Introduction/ABasicCalculatorIntroduction)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> TicketManagement/Vectors/Task/src/lib.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn fibonacci(n: u32) -> u32 {
[INFO] [stdout]    |        ---------            ^^^ expected `u32`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout] help: consider returning the local binding `n`
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn fibonacci(n: u32) -> u32 {
[INFO] [stdout] 14 ~     n
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task_vectors` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4f9390563499b7450834fc7ad69b8f43da7aed8121830be4218e36d4d75385d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9390563499b7450834fc7ad69b8f43da7aed8121830be4218e36d4d75385d5", kill_on_drop: false }`
[INFO] [stdout] 4f9390563499b7450834fc7ad69b8f43da7aed8121830be4218e36d4d75385d5
