[INFO] cloning repository https://github.com/romancitodev/concurrent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/romancitodev/concurrent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromancitodev%2Fconcurrent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromancitodev%2Fconcurrent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 129d065d92c556e81a2dfde4579fd0c64ff16842
[INFO] testing romancitodev/concurrent 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%2Fromancitodev%2Fconcurrent" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/romancitodev/concurrent
[INFO] finished tweaking git repo https://github.com/romancitodev/concurrent
[INFO] tweaked toml for git repo https://github.com/romancitodev/concurrent written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/romancitodev/concurrent 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/romancitodev/concurrent 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 573a987afe49df44cbdfc868326a98c4662bbeea52c0672fa95d35675db7c32d
[INFO] running `Command { std: "docker" "start" "-a" "573a987afe49df44cbdfc868326a98c4662bbeea52c0672fa95d35675db7c32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "573a987afe49df44cbdfc868326a98c4662bbeea52c0672fa95d35675db7c32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573a987afe49df44cbdfc868326a98c4662bbeea52c0672fa95d35675db7c32d", kill_on_drop: false }`
[INFO] [stdout] 573a987afe49df44cbdfc868326a98c4662bbeea52c0672fa95d35675db7c32d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fba76031b8abe91bb8b9dd5f94ceef24ed35ca214ef138fd7f0130ad45d90f26
[INFO] running `Command { std: "docker" "start" "-a" "fba76031b8abe91bb8b9dd5f94ceef24ed35ca214ef138fd7f0130ad45d90f26", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling fontconfig-parser v0.5.8
[INFO] [stderr]    Compiling kurbo v0.11.3
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling weezl v0.1.10
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling unicode-properties v0.1.4
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling unicode-script v0.5.7
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.4.0
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling unicode-ccc v0.4.0
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling zune-jpeg v0.4.21
[INFO] [stderr]    Compiling pxfm v0.1.25
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling simplecss v0.2.2
[INFO] [stderr]    Compiling pest v2.8.3
[INFO] [stderr]    Compiling core_maths v0.1.1
[INFO] [stderr]    Compiling memmap2 v0.9.9
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling svgtypes v0.15.3
[INFO] [stderr]    Compiling kurbo v0.12.0
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling is_ci v1.2.0
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling imagesize v0.13.0
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling data-url v0.3.2
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling pest_meta v2.8.3
[INFO] [stderr]    Compiling terminal_size v0.4.3
[INFO] [stderr]    Compiling image-webp v0.2.4
[INFO] [stderr]    Compiling supports-color v3.0.2
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling supports-hyperlinks v3.1.0
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling moxcms v0.7.9
[INFO] [stderr]    Compiling supports-unicode v3.0.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling clap_builder v4.5.56
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling pdf-writer v0.12.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling layout-rs v0.1.3
[INFO] [stderr]    Compiling petgraph v0.8.3
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling fontdb v0.23.0
[INFO] [stderr]    Compiling backtrace-ext v0.2.1
[INFO] [stderr]    Compiling pest_generator v2.8.3
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling miette-derive v7.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling pest_derive v2.8.3
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling miette v7.6.0
[INFO] [stderr]    Compiling font-types v0.10.0
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling rustybuzz v0.20.1
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling clap v4.5.56
[INFO] [stderr]    Compiling read-fonts v0.35.0
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling usvg v0.45.1
[INFO] [stderr]    Compiling image v0.25.8
[INFO] [stderr]    Compiling resvg v0.45.1
[INFO] [stderr]    Compiling skrifa v0.37.0
[INFO] [stderr]    Compiling write-fonts v0.43.0
[INFO] [stderr]    Compiling subsetter v0.2.3
[INFO] [stderr]    Compiling svg2pdf v0.13.0
[INFO] [stderr]    Compiling concurrent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `format_from_ext` is never used
[INFO] [stdout]   --> src/lib.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn format_from_ext(ext: &str) -> Result<Format, Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "fba76031b8abe91bb8b9dd5f94ceef24ed35ca214ef138fd7f0130ad45d90f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba76031b8abe91bb8b9dd5f94ceef24ed35ca214ef138fd7f0130ad45d90f26", kill_on_drop: false }`
[INFO] [stdout] fba76031b8abe91bb8b9dd5f94ceef24ed35ca214ef138fd7f0130ad45d90f26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c89700038f0e7d7dc3d76da7c361d431e11bfd8cbddb95bfa71d5e820561dcb8
[INFO] running `Command { std: "docker" "start" "-a" "c89700038f0e7d7dc3d76da7c361d431e11bfd8cbddb95bfa71d5e820561dcb8", kill_on_drop: false }`
[INFO] [stdout] warning: function `format_from_ext` is never used
[INFO] [stdout]   --> src/lib.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn format_from_ext(ext: &str) -> Result<Format, Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling concurrent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `format_from_ext` is never used
[INFO] [stdout]   --> src/lib.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn format_from_ext(ext: &str) -> Result<Format, Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "c89700038f0e7d7dc3d76da7c361d431e11bfd8cbddb95bfa71d5e820561dcb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c89700038f0e7d7dc3d76da7c361d431e11bfd8cbddb95bfa71d5e820561dcb8", kill_on_drop: false }`
[INFO] [stdout] c89700038f0e7d7dc3d76da7c361d431e11bfd8cbddb95bfa71d5e820561dcb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fcedd147e9ee98b14dbc21d287e5f47690f18ad4047714dd3d2eb878b897d39f
[INFO] running `Command { std: "docker" "start" "-a" "fcedd147e9ee98b14dbc21d287e5f47690f18ad4047714dd3d2eb878b897d39f", kill_on_drop: false }`
[INFO] [stderr] warning: function `format_from_ext` is never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:93:4
[INFO] [stdout] running 3 tests
[INFO] [stderr]    |
[INFO] [stdout] test validate::tests::test_circular_dependency ... ok
[INFO] [stderr] 93 | fn format_from_ext(ext: &str) -> Result<Format, Error> {
[INFO] [stdout] test validate::tests::test_missing_dependency ... ok
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] test validate::tests::test_valid_graph ... ok
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `concurrent` (lib) generated 1 warning
[INFO] [stdout] 
[INFO] [stderr] warning: `concurrent` (lib test) generated 1 warning (1 duplicate)
[INFO] [stdout] running 0 tests
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/concurrent-a1c7eda96dc14474)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/concurrent-620e20f24547383d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests concurrent
[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] running `Command { std: "docker" "inspect" "fcedd147e9ee98b14dbc21d287e5f47690f18ad4047714dd3d2eb878b897d39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcedd147e9ee98b14dbc21d287e5f47690f18ad4047714dd3d2eb878b897d39f", kill_on_drop: false }`
[INFO] [stdout] fcedd147e9ee98b14dbc21d287e5f47690f18ad4047714dd3d2eb878b897d39f
