[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-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThuoBrian%2FFileIOUtils" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ThuoBrian/FileIOUtils on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c94277a9241ea04bd8564bbeb3440d81aad86d9cbe164af91c95e992a3f4020
[INFO] running `Command { std: "docker" "start" "-a" "2c94277a9241ea04bd8564bbeb3440d81aad86d9cbe164af91c95e992a3f4020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c94277a9241ea04bd8564bbeb3440d81aad86d9cbe164af91c95e992a3f4020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c94277a9241ea04bd8564bbeb3440d81aad86d9cbe164af91c95e992a3f4020", kill_on_drop: false }`
[INFO] [stdout] 2c94277a9241ea04bd8564bbeb3440d81aad86d9cbe164af91c95e992a3f4020
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63cdba364cdc977d58f6ce149735ea0bf5753d6aa4f229d41cc6a7883afdd23d
[INFO] running `Command { std: "docker" "start" "-a" "63cdba364cdc977d58f6ce149735ea0bf5753d6aa4f229d41cc6a7883afdd23d", 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 0.63s
[INFO] running `Command { std: "docker" "inspect" "63cdba364cdc977d58f6ce149735ea0bf5753d6aa4f229d41cc6a7883afdd23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63cdba364cdc977d58f6ce149735ea0bf5753d6aa4f229d41cc6a7883afdd23d", kill_on_drop: false }`
[INFO] [stdout] 63cdba364cdc977d58f6ce149735ea0bf5753d6aa4f229d41cc6a7883afdd23d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a2bc95ca6aea5b7a18023c4cebd61c6193dd2d4a79408c23e90ba196461afe2
[INFO] running `Command { std: "docker" "start" "-a" "8a2bc95ca6aea5b7a18023c4cebd61c6193dd2d4a79408c23e90ba196461afe2", kill_on_drop: false }`
[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]    Compiling FileIOUtils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "8a2bc95ca6aea5b7a18023c4cebd61c6193dd2d4a79408c23e90ba196461afe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2bc95ca6aea5b7a18023c4cebd61c6193dd2d4a79408c23e90ba196461afe2", kill_on_drop: false }`
[INFO] [stdout] 8a2bc95ca6aea5b7a18023c4cebd61c6193dd2d4a79408c23e90ba196461afe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] efa51ce1a6a22cead0402a2bae3030e6ddad521728659e5f2923db23753585c0
[INFO] running `Command { std: "docker" "start" "-a" "efa51ce1a6a22cead0402a2bae3030e6ddad521728659e5f2923db23753585c0", 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 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/FileIOUtils-685002462a534965)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/FileIOUtils-b5c4251b0c111cc1)
[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 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] [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]: cannot find module or crate `file_io_utils` in this scope
[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 0.17s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.28s; merged doctests compilation took 0.11s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "efa51ce1a6a22cead0402a2bae3030e6ddad521728659e5f2923db23753585c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efa51ce1a6a22cead0402a2bae3030e6ddad521728659e5f2923db23753585c0", kill_on_drop: false }`
[INFO] [stdout] efa51ce1a6a22cead0402a2bae3030e6ddad521728659e5f2923db23753585c0
