[INFO] fetching crate fenpix 0.2.4...
[INFO] testing fenpix-0.2.4 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate fenpix 0.2.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate fenpix 0.2.4
[INFO] finished tweaking crates.io crate fenpix 0.2.4
[INFO] tweaked toml for crates.io crate fenpix 0.2.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fenpix 0.2.4 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 50 packages to highest compatible versions
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.10)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172
[INFO] running `Command { std: "docker" "start" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling zerocopy v0.8.63
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling bytemuck v1.25.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling pulp v0.22.3
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling pulp-wasm-simd-flag v0.1.1
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling reborrow v0.5.5
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling zerocopy-derive v0.8.63
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling exr v1.74.2
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling fenpix v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling fenpix v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.70s
[INFO] running `Command { std: "docker" "inspect" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/fenpix/aed003b6dfc9ab76/out/fenpix-aed003b6dfc9ab76)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::fen_to_board_img_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::fen_to_board_img_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::fen_to_board_img_test' (856) panicked at src/lib.rs:127:16:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: ImageError(IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6072b1c08031 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6072b1c1e96a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x6072b1c0c44c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6072b1be4136 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6072b1c00549 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x6072b1a98940 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x6072b1c00872 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6072b1be41e2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6072b1bdcec9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6072b1be4ded - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x6072b1c1f09c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6072b1c1ee72 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x6072b1a7c793 - <fenpix[c742108a0342cdc0]::tests::fen_to_board_img_test::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x6072b1a8bd8b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x6072b1a98f65 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x6072b1a92854 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x6072b1a9bff2 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x6072b1c0787f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x709faede3dfa - <unknown>
[INFO] [stdout]   19:     0x709faee773d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::fen_to_board_img_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172", kill_on_drop: false }`
[INFO] [stdout] 857b03fba5dc945ebaa682aa0c30131333c833afcac11e0694d0fa4f4de72172
