[INFO] cloning repository https://github.com/michavardy/100-exercises-to-learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michavardy/100-exercises-to-learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichavardy%2F100-exercises-to-learn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichavardy%2F100-exercises-to-learn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f8ab2f03d3dd16fc0410169ff252a014c6d2b90
[INFO] testing michavardy/100-exercises-to-learn-rust against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichavardy%2F100-exercises-to-learn-rust" "/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/michavardy/100-exercises-to-learn-rust
[INFO] finished tweaking git repo https://github.com/michavardy/100-exercises-to-learn-rust
[INFO] tweaked toml for git repo https://github.com/michavardy/100-exercises-to-learn-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/michavardy/100-exercises-to-learn-rust on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/michavardy/100-exercises-to-learn-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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v2.2.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.14
[INFO] [stderr]   Downloaded redox_syscall v0.5.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.60
[INFO] [stderr]   Downloaded autocfg v1.3.0
[INFO] [stderr]   Downloaded thiserror v1.0.60
[INFO] [stderr]   Downloaded miniz_oxide v0.7.2
[INFO] [stderr]   Downloaded cc v1.0.97
[INFO] [stderr]   Downloaded memchr v2.7.2
[INFO] [stderr]   Downloaded mio v0.8.11
[INFO] [stderr]   Downloaded backtrace v0.3.71
[INFO] [stderr]   Downloaded bytes v1.6.0
[INFO] [stderr]   Downloaded parking_lot v0.12.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.82
[INFO] [stderr]   Downloaded anyhow v1.0.83
[INFO] [stderr]   Downloaded addr2line v0.21.0
[INFO] [stderr]   Downloaded bitflags v2.5.0
[INFO] [stderr]   Downloaded syn v2.0.63
[INFO] [stderr]   Downloaded gimli v0.28.1
[INFO] [stderr]   Downloaded object v0.32.2
[INFO] [stderr]   Downloaded libc v0.2.154
[INFO] [stderr]   Downloaded tokio v1.37.0
[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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2acfa66c0bfb053a75c957121fb31e807e61e987055b0e1fb3bb5fc7001a9c49
[INFO] running `Command { std: "docker" "start" "-a" "2acfa66c0bfb053a75c957121fb31e807e61e987055b0e1fb3bb5fc7001a9c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2acfa66c0bfb053a75c957121fb31e807e61e987055b0e1fb3bb5fc7001a9c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2acfa66c0bfb053a75c957121fb31e807e61e987055b0e1fb3bb5fc7001a9c49", kill_on_drop: false }`
[INFO] [stdout] 2acfa66c0bfb053a75c957121fb31e807e61e987055b0e1fb3bb5fc7001a9c49
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd39d0a7615bd5be4780cf299bfbdc1969308c80ee21574c78e8d7fcd708c789
[INFO] running `Command { std: "docker" "start" "-a" "dd39d0a7615bd5be4780cf299bfbdc1969308c80ee21574c78e8d7fcd708c789", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling modules v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/03_modules)
[INFO] [stderr]    Compiling arrays v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/01_arrays)
[INFO] [stdout] error[E0412]: cannot find type `Ticket` in this scope
[INFO] [stdout]  --> exercises/03_ticket_v1/03_modules/src/lib.rs:5:66
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn create_todo_ticket(title: String, description: String) -> Ticket {
[INFO] [stdout]   |                                                                  ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 5 +     use crate::Ticket;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ticket`
[INFO] [stdout]  --> exercises/03_ticket_v1/03_modules/src/lib.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Ticket::new(title, description, "To-Do".into())
[INFO] [stdout]   |         ^^^^^^ use of undeclared type `Ticket`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 5 +     use crate::Ticket;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `modules` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `day`
[INFO] [stdout]   --> exercises/06_ticket_management/01_arrays/src/lib.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn get_temperature(&self, day: Weekday) -> Option<i32> {
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_day`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day`
[INFO] [stdout]   --> exercises/06_ticket_management/01_arrays/src/lib.rs:26:39
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn set_temperature(&mut self, day: Weekday, temperature: i32) {
[INFO] [stdout]    |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_day`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temperature`
[INFO] [stdout]   --> exercises/06_ticket_management/01_arrays/src/lib.rs:26:53
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn set_temperature(&mut self, day: Weekday, temperature: i32) {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temperature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd39d0a7615bd5be4780cf299bfbdc1969308c80ee21574c78e8d7fcd708c789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd39d0a7615bd5be4780cf299bfbdc1969308c80ee21574c78e8d7fcd708c789", kill_on_drop: false }`
[INFO] [stdout] dd39d0a7615bd5be4780cf299bfbdc1969308c80ee21574c78e8d7fcd708c789
