[INFO] cloning repository https://github.com/imnotjuniodev/ping
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imnotjuniodev/ping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimnotjuniodev%2Fping", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimnotjuniodev%2Fping'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13abd9846e607180f3a95e59d3e398c732b574ff
[INFO] testing imnotjuniodev/ping against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimnotjuniodev%2Fping" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/imnotjuniodev/ping
[INFO] finished tweaking git repo https://github.com/imnotjuniodev/ping
[INFO] tweaked toml for git repo https://github.com/imnotjuniodev/ping written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/imnotjuniodev/ping on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/imnotjuniodev/ping 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79c378835753fc19b69628761d8cfee20ba4870f1ff142f6edac474d49b99b88
[INFO] running `Command { std: "docker" "start" "-a" "79c378835753fc19b69628761d8cfee20ba4870f1ff142f6edac474d49b99b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79c378835753fc19b69628761d8cfee20ba4870f1ff142f6edac474d49b99b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c378835753fc19b69628761d8cfee20ba4870f1ff142f6edac474d49b99b88", kill_on_drop: false }`
[INFO] [stdout] 79c378835753fc19b69628761d8cfee20ba4870f1ff142f6edac474d49b99b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf33b9a4b70d8277a600c27d492dc19c0d5fb94072c2fd7cc1c61c4caa1c389b
[INFO] running `Command { std: "docker" "start" "-a" "cf33b9a4b70d8277a600c27d492dc19c0d5fb94072c2fd7cc1c61c4caa1c389b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ping v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `is_ascii` found for struct `Chunk` in the current scope
[INFO] [stdout]   --> src/chunk_type.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if value.is_ascii() {
[INFO] [stdout]    |                  ^^^^^^^^ method not found in `Chunk`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/chunk.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct Chunk;
[INFO] [stdout]    | ---------------- method `is_ascii` not found for this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `is_ascii`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `AsciiExt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<_, _>: From<Chunk>` is not satisfied
[INFO] [stdout]   --> src/chunk_type.rs:45:40
[INFO] [stdout]    |
[INFO] [stdout] 45 |         f.write_str(&String::from_utf8(Vec::from(self.0)).unwrap())
[INFO] [stdout]    |                                        ^^^ the trait `From<Chunk>` is not implemented for `Vec<_, _>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `From<T>`:
[INFO] [stdout]              `Vec<T, A>` implements `From<BinaryHeap<T, A>>`
[INFO] [stdout]              `Vec<T, A>` implements `From<Box<[T], A>>`
[INFO] [stdout]              `Vec<T, A>` implements `From<VecDeque<T, A>>`
[INFO] [stdout]              `Vec<T>` implements `From<&[T; N]>`
[INFO] [stdout]              `Vec<T>` implements `From<&[T]>`
[INFO] [stdout]              `Vec<T>` implements `From<&mut [T; N]>`
[INFO] [stdout]              `Vec<T>` implements `From<&mut [T]>`
[INFO] [stdout]              `Vec<T>` implements `From<Cow<'_, [T]>>`
[INFO] [stdout]            and 5 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/chunk_type.rs:58:32
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 Some(ChunkType(temp))
[INFO] [stdout]    |                      --------- ^^^^ expected `Chunk`, found `[u8; 4]`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      arguments to this struct are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: tuple struct defined here
[INFO] [stdout]   --> src/chunk_type.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct ChunkType(Chunk);
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0608]: cannot index into a value of type `Chunk`
[INFO] [stdout]   --> src/chunk_type.rs:67:15
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.0[0].is_ascii_uppercase()
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0608]: cannot index into a value of type `Chunk`
[INFO] [stdout]   --> src/chunk_type.rs:70:15
[INFO] [stdout]    |
[INFO] [stdout] 70 |         self.0[1].is_ascii_uppercase()
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ping` (bin "ping") due to 7 previous errors
[INFO] [stdout] error[E0608]: cannot index into a value of type `Chunk`
[INFO] [stdout]   --> src/chunk_type.rs:73:15
[INFO] [stdout]    |
[INFO] [stdout] 73 |         self.0[2].is_ascii_uppercase()
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0608]: cannot index into a value of type `Chunk`
[INFO] [stdout]   --> src/chunk_type.rs:76:15
[INFO] [stdout]    |
[INFO] [stdout] 76 |         self.0[3].is_ascii_lowercase()
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0599, E0608.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf33b9a4b70d8277a600c27d492dc19c0d5fb94072c2fd7cc1c61c4caa1c389b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf33b9a4b70d8277a600c27d492dc19c0d5fb94072c2fd7cc1c61c4caa1c389b", kill_on_drop: false }`
[INFO] [stdout] cf33b9a4b70d8277a600c27d492dc19c0d5fb94072c2fd7cc1c61c4caa1c389b
