[INFO] fetching crate phosphorus 2.0.3...
[INFO] testing phosphorus-2.0.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate phosphorus 2.0.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate phosphorus 2.0.3
[INFO] finished tweaking crates.io crate phosphorus 2.0.3
[INFO] tweaked toml for crates.io crate phosphorus 2.0.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate phosphorus 2.0.3 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] crate crates.io crate phosphorus 2.0.3 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ee2249f179dc472189901852b02b3a79c02d5bb90a7abfea34b2e8bea67ddfba
[INFO] running `Command { std: "docker" "start" "-a" "ee2249f179dc472189901852b02b3a79c02d5bb90a7abfea34b2e8bea67ddfba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee2249f179dc472189901852b02b3a79c02d5bb90a7abfea34b2e8bea67ddfba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2249f179dc472189901852b02b3a79c02d5bb90a7abfea34b2e8bea67ddfba", kill_on_drop: false }`
[INFO] [stdout] ee2249f179dc472189901852b02b3a79c02d5bb90a7abfea34b2e8bea67ddfba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cac7c5981c734c42c5b0fb15f5b75d793825d7a160b049e84179c74140a3362d
[INFO] running `Command { std: "docker" "start" "-a" "cac7c5981c734c42c5b0fb15f5b75d793825d7a160b049e84179c74140a3362d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling os_str_bytes v6.3.1
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling magnesium v1.2.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v4.0.18
[INFO] [stderr]    Compiling clap v4.0.18
[INFO] [stderr]    Compiling phosphorus v2.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `FALSE`
[INFO] [stdout]    --> src/bin/phosphorus.rs:338:11
[INFO] [stdout]     |
[INFO] [stdout] 338 |     #[cfg(FALSE)]
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(FALSE)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(FALSE)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: you may have meant to use `false` (notice the capitalization). Doing so makes this predicate evaluate to `false` unconditionally
[INFO] [stdout]     |
[INFO] [stdout] 338 -     #[cfg(FALSE)]
[INFO] [stdout] 338 +     #[cfg(false)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.02s
[INFO] running `Command { std: "docker" "inspect" "cac7c5981c734c42c5b0fb15f5b75d793825d7a160b049e84179c74140a3362d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac7c5981c734c42c5b0fb15f5b75d793825d7a160b049e84179c74140a3362d", kill_on_drop: false }`
[INFO] [stdout] cac7c5981c734c42c5b0fb15f5b75d793825d7a160b049e84179c74140a3362d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d1fd45966e80ead5650f4a4ec9bcf3084805c76355e62e9d53e345b45538c9a3
[INFO] running `Command { std: "docker" "start" "-a" "d1fd45966e80ead5650f4a4ec9bcf3084805c76355e62e9d53e345b45538c9a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling phosphorus v2.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `FALSE`
[INFO] [stdout]    --> src/bin/phosphorus.rs:338:11
[INFO] [stdout]     |
[INFO] [stdout] 338 |     #[cfg(FALSE)]
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(FALSE)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(FALSE)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: you may have meant to use `false` (notice the capitalization). Doing so makes this predicate evaluate to `false` unconditionally
[INFO] [stdout]     |
[INFO] [stdout] 338 -     #[cfg(FALSE)]
[INFO] [stdout] 338 +     #[cfg(false)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "d1fd45966e80ead5650f4a4ec9bcf3084805c76355e62e9d53e345b45538c9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fd45966e80ead5650f4a4ec9bcf3084805c76355e62e9d53e345b45538c9a3", kill_on_drop: false }`
[INFO] [stdout] d1fd45966e80ead5650f4a4ec9bcf3084805c76355e62e9d53e345b45538c9a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5eb808629cd0926257f7544270222c19e06f8cd405635a5f1ab10c2b7866e13e
[INFO] running `Command { std: "docker" "start" "-a" "5eb808629cd0926257f7544270222c19e06f8cd405635a5f1ab10c2b7866e13e", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `FALSE`
[INFO] [stderr]    --> src/bin/phosphorus.rs:338:11
[INFO] [stderr]     |
[INFO] [stderr] 338 |     #[cfg(FALSE)]
[INFO] [stderr]     |           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(FALSE)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(FALSE)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] help: you may have meant to use `false` (notice the capitalization). Doing so makes this predicate evaluate to `false` unconditionally
[INFO] [stderr]     |
[INFO] [stderr] 338 -     #[cfg(FALSE)]
[INFO] [stderr] 338 +     #[cfg(false)]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `phosphorus` (bin "phosphorus" test) generated 1 warning (run `cargo fix --bin "phosphorus" -p phosphorus --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/phosphorus-7a54f6e5e567ed7b)
[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/bin/phosphorus.rs (/opt/rustwide/target/debug/deps/phosphorus-ccfc10bf1e79063f)
[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 phosphorus
[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" "5eb808629cd0926257f7544270222c19e06f8cd405635a5f1ab10c2b7866e13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb808629cd0926257f7544270222c19e06f8cd405635a5f1ab10c2b7866e13e", kill_on_drop: false }`
[INFO] [stdout] 5eb808629cd0926257f7544270222c19e06f8cd405635a5f1ab10c2b7866e13e
