[INFO] cloning repository https://github.com/indynet/term-pets
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/indynet/term-pets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findynet%2Fterm-pets", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findynet%2Fterm-pets'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 054f96912472cee7143c6cd8057810b026c44ad3
[INFO] testing indynet/term-pets 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%2Findynet%2Fterm-pets" "/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/indynet/term-pets
[INFO] finished tweaking git repo https://github.com/indynet/term-pets
[INFO] tweaked toml for git repo https://github.com/indynet/term-pets written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/indynet/term-pets 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/indynet/term-pets 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] bf08474481a9e8a8de629cb458d96f2bb93afa6e2cb5a0c66fca90d5fbdec8a8
[INFO] running `Command { std: "docker" "start" "-a" "bf08474481a9e8a8de629cb458d96f2bb93afa6e2cb5a0c66fca90d5fbdec8a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf08474481a9e8a8de629cb458d96f2bb93afa6e2cb5a0c66fca90d5fbdec8a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf08474481a9e8a8de629cb458d96f2bb93afa6e2cb5a0c66fca90d5fbdec8a8", kill_on_drop: false }`
[INFO] [stdout] bf08474481a9e8a8de629cb458d96f2bb93afa6e2cb5a0c66fca90d5fbdec8a8
[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] 68f52be498158a6f7fe2bfcf6ca292966a6daabaf310ecbcc91eab207b28024d
[INFO] running `Command { std: "docker" "start" "-a" "68f52be498158a6f7fe2bfcf6ca292966a6daabaf310ecbcc91eab207b28024d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling thiserror v2.0.9
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling clap_builder v4.5.23
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling syn v2.0.93
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling thiserror-impl v2.0.9
[INFO] [stderr]    Compiling clap v4.5.23
[INFO] [stderr]    Compiling term-pets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_try_collect)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `if_let_guard` has been stable since `1.95.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(if_let_guard)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `term-pets` (bin "term-pets") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "68f52be498158a6f7fe2bfcf6ca292966a6daabaf310ecbcc91eab207b28024d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f52be498158a6f7fe2bfcf6ca292966a6daabaf310ecbcc91eab207b28024d", kill_on_drop: false }`
[INFO] [stdout] 68f52be498158a6f7fe2bfcf6ca292966a6daabaf310ecbcc91eab207b28024d