[INFO] cloning repository https://github.com/ThuoBrian/FileIOUtils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThuoBrian/FileIOUtils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThuoBrian%2FFileIOUtils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThuoBrian%2FFileIOUtils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ed961da92286e417dfa41f15455f1b73d3f6f68
[INFO] testing ThuoBrian/FileIOUtils against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThuoBrian%2FFileIOUtils" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ThuoBrian/FileIOUtils
[INFO] finished tweaking git repo https://github.com/ThuoBrian/FileIOUtils
[INFO] tweaked toml for git repo https://github.com/ThuoBrian/FileIOUtils written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ThuoBrian/FileIOUtils on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ThuoBrian/FileIOUtils 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ea2653c2174709d9e6e3079155c896d7dbaf13be8c2930a5aff997830fe7af7
[INFO] running `Command { std: "docker" "start" "-a" "0ea2653c2174709d9e6e3079155c896d7dbaf13be8c2930a5aff997830fe7af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ea2653c2174709d9e6e3079155c896d7dbaf13be8c2930a5aff997830fe7af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ea2653c2174709d9e6e3079155c896d7dbaf13be8c2930a5aff997830fe7af7", kill_on_drop: false }`
[INFO] [stdout] 0ea2653c2174709d9e6e3079155c896d7dbaf13be8c2930a5aff997830fe7af7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a184f565e1f1f2e896106451b92797863e06ffd2e74f42720a556cc8da2c4d90
[INFO] running `Command { std: "docker" "start" "-a" "a184f565e1f1f2e896106451b92797863e06ffd2e74f42720a556cc8da2c4d90", kill_on_drop: false }`
[INFO] [stderr]    Compiling FileIOUtils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FileIOUtils` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `file_ioutils`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "a184f565e1f1f2e896106451b92797863e06ffd2e74f42720a556cc8da2c4d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a184f565e1f1f2e896106451b92797863e06ffd2e74f42720a556cc8da2c4d90", kill_on_drop: false }`
[INFO] [stdout] a184f565e1f1f2e896106451b92797863e06ffd2e74f42720a556cc8da2c4d90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36996cc217bd68b9347d001cca10292813772117f67579f31565b6a8b3a4da2e
[INFO] running `Command { std: "docker" "start" "-a" "36996cc217bd68b9347d001cca10292813772117f67579f31565b6a8b3a4da2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling FileIOUtils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FileIOUtils` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `file_ioutils`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "36996cc217bd68b9347d001cca10292813772117f67579f31565b6a8b3a4da2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36996cc217bd68b9347d001cca10292813772117f67579f31565b6a8b3a4da2e", kill_on_drop: false }`
[INFO] [stdout] 36996cc217bd68b9347d001cca10292813772117f67579f31565b6a8b3a4da2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f3da927232c1e2c2c8f19489ae4a3fe648f9b7b5ffaad4f532cbcb405e1a1e2
[INFO] running `Command { std: "docker" "start" "-a" "7f3da927232c1e2c2c8f19489ae4a3fe648f9b7b5ffaad4f532cbcb405e1a1e2", kill_on_drop: false }`
[INFO] [stderr] warning: crate `FileIOUtils` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `file_ioutils`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `FileIOUtils` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/FileIOUtils-685002462a534965)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/FileIOUtils-b5c4251b0c111cc1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests FileIOUtils
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - read_file_to_string (line 22) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - read_file_to_string (line 22) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `file_io_utils`
[INFO] [stdout]   --> src/lib.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 | let contents = file_io_utils::read_file_to_string("/path/to/file.txt").unwrap();
[INFO] [stdout]    |                ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `file_io_utils`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `file_io_utils`, use `cargo add file_io_utils` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - read_file_to_string (line 22)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.23s; merged doctests compilation took 0.10s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7f3da927232c1e2c2c8f19489ae4a3fe648f9b7b5ffaad4f532cbcb405e1a1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f3da927232c1e2c2c8f19489ae4a3fe648f9b7b5ffaad4f532cbcb405e1a1e2", kill_on_drop: false }`
[INFO] [stdout] 7f3da927232c1e2c2c8f19489ae4a3fe648f9b7b5ffaad4f532cbcb405e1a1e2
