[INFO] fetching crate moira 0.2.0...
[INFO] testing moira-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate moira 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate moira 0.2.0
[INFO] finished tweaking crates.io crate moira 0.2.0
[INFO] tweaked toml for crates.io crate moira 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate moira 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate moira 0.2.0 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ef3e0929f7359ecf6b0c0cfcc0a14efde1eaa159ac54de8cbaca01697d568bd
[INFO] running `Command { std: "docker" "start" "-a" "8ef3e0929f7359ecf6b0c0cfcc0a14efde1eaa159ac54de8cbaca01697d568bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ef3e0929f7359ecf6b0c0cfcc0a14efde1eaa159ac54de8cbaca01697d568bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ef3e0929f7359ecf6b0c0cfcc0a14efde1eaa159ac54de8cbaca01697d568bd", kill_on_drop: false }`
[INFO] [stdout] 8ef3e0929f7359ecf6b0c0cfcc0a14efde1eaa159ac54de8cbaca01697d568bd
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f679aaa51b4e1537269f3de5f0a4fc91de3ea008630ed40f9effa2d51901fc4e
[INFO] running `Command { std: "docker" "start" "-a" "f679aaa51b4e1537269f3de5f0a4fc91de3ea008630ed40f9effa2d51901fc4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling linux-raw-sys v0.3.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling clap_lex v0.4.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.4.0
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling directories v5.0.0
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling anstream v0.3.0
[INFO] [stderr]    Compiling clap_builder v4.2.4
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]    Compiling clap v4.2.4
[INFO] [stderr]    Compiling serde_spanned v0.6.1
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling toml_edit v0.19.8
[INFO] [stderr]    Compiling toml v0.7.3
[INFO] [stderr]    Compiling moira v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/preset/error.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Toml(toml::de::Error),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 5 -     Toml(toml::de::Error),
[INFO] [stdout] 5 +     Toml(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.90s
[INFO] running `Command { std: "docker" "inspect" "f679aaa51b4e1537269f3de5f0a4fc91de3ea008630ed40f9effa2d51901fc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f679aaa51b4e1537269f3de5f0a4fc91de3ea008630ed40f9effa2d51901fc4e", kill_on_drop: false }`
[INFO] [stdout] f679aaa51b4e1537269f3de5f0a4fc91de3ea008630ed40f9effa2d51901fc4e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10bcbbeedfea9a55801c0107f901121dc4b0dd4a44435b8208a01ee30063fe80
[INFO] running `Command { std: "docker" "start" "-a" "10bcbbeedfea9a55801c0107f901121dc4b0dd4a44435b8208a01ee30063fe80", kill_on_drop: false }`
[INFO] [stderr]    Compiling moira v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/preset/error.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Toml(toml::de::Error),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 5 -     Toml(toml::de::Error),
[INFO] [stdout] 5 +     Toml(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "10bcbbeedfea9a55801c0107f901121dc4b0dd4a44435b8208a01ee30063fe80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10bcbbeedfea9a55801c0107f901121dc4b0dd4a44435b8208a01ee30063fe80", kill_on_drop: false }`
[INFO] [stdout] 10bcbbeedfea9a55801c0107f901121dc4b0dd4a44435b8208a01ee30063fe80
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7dbbf70a719378034f10fc04d53b0cf00d7c7bd435323cd570840efdaf54434
[INFO] running `Command { std: "docker" "start" "-a" "f7dbbf70a719378034f10fc04d53b0cf00d7c7bd435323cd570840efdaf54434", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/preset/error.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Toml(toml::de::Error),
[INFO] [stderr]   |     ---- ^^^^^^^^^^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 5 -     Toml(toml::de::Error),
[INFO] [stderr] 5 +     Toml(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `moira` (bin "moira" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/moira-e80770cd120af917)
[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" "f7dbbf70a719378034f10fc04d53b0cf00d7c7bd435323cd570840efdaf54434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7dbbf70a719378034f10fc04d53b0cf00d7c7bd435323cd570840efdaf54434", kill_on_drop: false }`
[INFO] [stdout] f7dbbf70a719378034f10fc04d53b0cf00d7c7bd435323cd570840efdaf54434