[INFO] cloning repository https://github.com/passy/ordered-jobs-kata-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/passy/ordered-jobs-kata-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpassy%2Fordered-jobs-kata-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpassy%2Fordered-jobs-kata-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5afa602a59069ad31e5c12218ce76b87ba6d338
[INFO] checking passy/ordered-jobs-kata-rust against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpassy%2Fordered-jobs-kata-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/passy/ordered-jobs-kata-rust on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/passy/ordered-jobs-kata-rust
[INFO] finished tweaking git repo https://github.com/passy/ordered-jobs-kata-rust
[INFO] tweaked toml for git repo https://github.com/passy/ordered-jobs-kata-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/passy/ordered-jobs-kata-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 069996b2856f826d2931b7712d018306e360af4a0116ce1cf445b31f5e7468a2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "069996b2856f826d2931b7712d018306e360af4a0116ce1cf445b31f5e7468a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "069996b2856f826d2931b7712d018306e360af4a0116ce1cf445b31f5e7468a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069996b2856f826d2931b7712d018306e360af4a0116ce1cf445b31f5e7468a2", kill_on_drop: false }`
[INFO] [stdout] 069996b2856f826d2931b7712d018306e360af4a0116ce1cf445b31f5e7468a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b2f151befea17a50dc6ee83c12d4d4196d09895b1b919791799317c1d26d924
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1b2f151befea17a50dc6ee83c12d4d4196d09895b1b919791799317c1d26d924", kill_on_drop: false }`
[INFO] [stderr]     Checking ordered-jobs-kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `ordered_jobs_kata`
[INFO] [stdout]    --> src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / #![feature(str_char)]
[INFO] [stdout] 2   | | #![feature(collections)]
[INFO] [stdout] 3   | | //! A simple, stupid, unoptimized version of the Ordered Jobs Kata.
[INFO] [stdout] 4   | | //! (Re)learning Rust at the same time. Back in my days we had ~["vectors", "like", "this"].
[INFO] [stdout] ...   |
[INFO] [stdout] 170 | |     assert!(res.is_err())
[INFO] [stdout] 171 | | }
[INFO] [stdout]     | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `char_at` found for reference `&str` in the current scope
[INFO] [stdout]   --> src/main.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |             .map(|s| s.char_at(0))  // Generally unsafe but logically guarded by above stmt
[INFO] [stdout]    |                        ^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `char_at` found for reference `&str` in the current scope
[INFO] [stdout]   --> src/main.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |             .map(|s| s.char_at(0))  // Generally unsafe but logically guarded by above stmt
[INFO] [stdout]    |                        ^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `position_elem` found for struct `Vec<Job>` in the current scope
[INFO] [stdout]   --> src/main.rs:56:27
[INFO] [stdout]    |
[INFO] [stdout] 56 |     if let Some(i) = jobs.position_elem(other_job) {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ method not found in `Vec<Job>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ordered-jobs-kata`.
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `position_elem` found for struct `Vec<Job>` in the current scope
[INFO] [stdout]   --> src/main.rs:56:27
[INFO] [stdout]    |
[INFO] [stdout] 56 |     if let Some(i) = jobs.position_elem(other_job) {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ method not found in `Vec<Job>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1b2f151befea17a50dc6ee83c12d4d4196d09895b1b919791799317c1d26d924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2f151befea17a50dc6ee83c12d4d4196d09895b1b919791799317c1d26d924", kill_on_drop: false }`
[INFO] [stdout] 1b2f151befea17a50dc6ee83c12d4d4196d09895b1b919791799317c1d26d924
