[INFO] fetching crate toml-frontmatter 0.1.0...
[INFO] testing toml-frontmatter-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate toml-frontmatter 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate toml-frontmatter 0.1.0
[INFO] finished tweaking crates.io crate toml-frontmatter 0.1.0
[INFO] tweaked toml for crates.io crate toml-frontmatter 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate toml-frontmatter 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding toml v0.5.11 (available: v1.1.2+spec-1.1.0)
[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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83e200f0942ee332d059a9d07f63b2e3da0ec7d7ccb800124c90603b6f6cf486
[INFO] running `Command { std: "docker" "start" "-a" "83e200f0942ee332d059a9d07f63b2e3da0ec7d7ccb800124c90603b6f6cf486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83e200f0942ee332d059a9d07f63b2e3da0ec7d7ccb800124c90603b6f6cf486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e200f0942ee332d059a9d07f63b2e3da0ec7d7ccb800124c90603b6f6cf486", kill_on_drop: false }`
[INFO] [stdout] 83e200f0942ee332d059a9d07f63b2e3da0ec7d7ccb800124c90603b6f6cf486
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fa8a79a8a911e9611361b793e9beabaa5df6c02fb17e90b3eb580f92843b79d
[INFO] running `Command { std: "docker" "start" "-a" "2fa8a79a8a911e9611361b793e9beabaa5df6c02fb17e90b3eb580f92843b79d", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling toml-frontmatter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.22s
[INFO] running `Command { std: "docker" "inspect" "2fa8a79a8a911e9611361b793e9beabaa5df6c02fb17e90b3eb580f92843b79d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa8a79a8a911e9611361b793e9beabaa5df6c02fb17e90b3eb580f92843b79d", kill_on_drop: false }`
[INFO] [stdout] 2fa8a79a8a911e9611361b793e9beabaa5df6c02fb17e90b3eb580f92843b79d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 473e68b22b0b631202891492a819d54a73692e81d9ba939a658938a68a4a8b49
[INFO] running `Command { std: "docker" "start" "-a" "473e68b22b0b631202891492a819d54a73692e81d9ba939a658938a68a4a8b49", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling winnow v1.0.2
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling serde_spanned v1.1.1
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling console v0.16.3
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.25.11+spec-1.1.0
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling toml-frontmatter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling insta v1.47.2
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "473e68b22b0b631202891492a819d54a73692e81d9ba939a658938a68a4a8b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473e68b22b0b631202891492a819d54a73692e81d9ba939a658938a68a4a8b49", kill_on_drop: false }`
[INFO] [stdout] 473e68b22b0b631202891492a819d54a73692e81d9ba939a658938a68a4a8b49
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52f18e9cda8b45d6cf1109fe7f7f0f3d1faf2f9e157961625160a16ebdec7f69
[INFO] running `Command { std: "docker" "start" "-a" "52f18e9cda8b45d6cf1109fe7f7f0f3d1faf2f9e157961625160a16ebdec7f69", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests source/lib.rs (/opt/rustwide/target/debug/deps/toml_frontmatter-387bc85844703ce7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/errors.rs (/opt/rustwide/target/debug/deps/errors-d9cd0e3cccc8604a)
[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 2 tests
[INFO] [stdout] test test_missing_frontmatter - should panic ... ok
[INFO] [stdout] test test_frontmatter_not_at_start - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parsing.rs (/opt/rustwide/target/debug/deps/parsing-858dd583929fc20e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_parsing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests toml_frontmatter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test source/lib.rs - parse (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52f18e9cda8b45d6cf1109fe7f7f0f3d1faf2f9e157961625160a16ebdec7f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f18e9cda8b45d6cf1109fe7f7f0f3d1faf2f9e157961625160a16ebdec7f69", kill_on_drop: false }`
[INFO] [stdout] 52f18e9cda8b45d6cf1109fe7f7f0f3d1faf2f9e157961625160a16ebdec7f69
