[INFO] cloning repository https://github.com/zerovolts/hiragana
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zerovolts/hiragana" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerovolts%2Fhiragana", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerovolts%2Fhiragana'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 982064f84afb76616054cf23cb06abe314db469e
[INFO] testing zerovolts/hiragana against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerovolts%2Fhiragana" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zerovolts/hiragana on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zerovolts/hiragana
[INFO] finished tweaking git repo https://github.com/zerovolts/hiragana
[INFO] tweaked toml for git repo https://github.com/zerovolts/hiragana written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/zerovolts/hiragana already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f92729dd8c6833f8a6a0f65990c667a34efa7413610d47a01753a7b4715dedd
[INFO] running `Command { std: "docker" "start" "-a" "1f92729dd8c6833f8a6a0f65990c667a34efa7413610d47a01753a7b4715dedd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f92729dd8c6833f8a6a0f65990c667a34efa7413610d47a01753a7b4715dedd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f92729dd8c6833f8a6a0f65990c667a34efa7413610d47a01753a7b4715dedd", kill_on_drop: false }`
[INFO] [stdout] 1f92729dd8c6833f8a6a0f65990c667a34efa7413610d47a01753a7b4715dedd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 09c441a3940251ff5b5465e6d3ac53175ecaac56d5509c4c9a2364b4920aeb83
[INFO] running `Command { std: "docker" "start" "-a" "09c441a3940251ff5b5465e6d3ac53175ecaac56d5509c4c9a2364b4920aeb83", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hiragana v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::rand`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rand;
[INFO] [stdout]   |     ^^^^^^^^^ no `rand` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/main.rs:69:25
[INFO] [stdout]     |
[INFO] [stdout] 69  |     let i = io::stdin().read_line().ok().expect("What was that?");
[INFO] [stdout]     |                         ^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `trim` found for type `usize` in the current scope
[INFO] [stdout]   --> src/main.rs:71:28
[INFO] [stdout]    |
[INFO] [stdout] 71 |     if hira_hash[r].1 == i.trim() {
[INFO] [stdout]    |                            ^^^^ method not found in `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hiragana` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "09c441a3940251ff5b5465e6d3ac53175ecaac56d5509c4c9a2364b4920aeb83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c441a3940251ff5b5465e6d3ac53175ecaac56d5509c4c9a2364b4920aeb83", kill_on_drop: false }`
[INFO] [stdout] 09c441a3940251ff5b5465e6d3ac53175ecaac56d5509c4c9a2364b4920aeb83