[INFO] fetching crate nil-log 0.4.22...
[INFO] documenting nil-log-0.4.22 against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] extracting crate nil-log 0.4.22 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nil-log 0.4.22
[INFO] finished tweaking crates.io crate nil-log 0.4.22
[INFO] tweaked toml for crates.io crate nil-log 0.4.22 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nil-log 0.4.22 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 nil-log 0.4.22 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-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] ad698c10ec6d7bf01948f378f39aa781c7a9e402bafb8e6aaf9db11973bed284
[INFO] running `Command { std: "docker" "start" "-a" "ad698c10ec6d7bf01948f378f39aa781c7a9e402bafb8e6aaf9db11973bed284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad698c10ec6d7bf01948f378f39aa781c7a9e402bafb8e6aaf9db11973bed284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad698c10ec6d7bf01948f378f39aa781c7a9e402bafb8e6aaf9db11973bed284", kill_on_drop: false }`
[INFO] [stdout] ad698c10ec6d7bf01948f378f39aa781c7a9e402bafb8e6aaf9db11973bed284
[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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a73c41e7830605c47d13ffa94627f064dca79504982bff37d8718d48082755de
[INFO] running `Command { std: "docker" "start" "-a" "a73c41e7830605c47d13ffa94627f064dca79504982bff37d8718d48082755de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking jiff v0.2.23
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling bon-macros v3.9.1
[INFO] [stderr]     Checking tracing-appender v0.2.4
[INFO] [stderr]     Checking bon v3.9.1
[INFO] [stderr]  Documenting nil-log v0.4.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.67s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/nil_log/index.html
[INFO] running `Command { std: "docker" "inspect" "a73c41e7830605c47d13ffa94627f064dca79504982bff37d8718d48082755de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73c41e7830605c47d13ffa94627f064dca79504982bff37d8718d48082755de", kill_on_drop: false }`
[INFO] [stdout] a73c41e7830605c47d13ffa94627f064dca79504982bff37d8718d48082755de
[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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--no-default-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cd50ff9bfec89ce4d63a89769fb7ace8376ad37ff38f1f640f21b52d14d71d7
[INFO] running `Command { std: "docker" "start" "-a" "4cd50ff9bfec89ce4d63a89769fb7ace8376ad37ff38f1f640f21b52d14d71d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling bon-macros v3.9.1
[INFO] [stderr]     Checking tracing-appender v0.2.4
[INFO] [stderr]     Checking bon v3.9.1
[INFO] [stderr]  Documenting nil-log v0.4.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.77s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/nil_log/index.html
[INFO] running `Command { std: "docker" "inspect" "4cd50ff9bfec89ce4d63a89769fb7ace8376ad37ff38f1f640f21b52d14d71d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cd50ff9bfec89ce4d63a89769fb7ace8376ad37ff38f1f640f21b52d14d71d7", kill_on_drop: false }`
[INFO] [stdout] 4cd50ff9bfec89ce4d63a89769fb7ace8376ad37ff38f1f640f21b52d14d71d7