[INFO] fetching crate dot_ 0.2.5...
[INFO] documenting dot_-0.2.5 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate dot_ 0.2.5 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate dot_ 0.2.5 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dot_ 0.2.5
[INFO] finished tweaking crates.io crate dot_ 0.2.5
[INFO] tweaked toml for crates.io crate dot_ 0.2.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate dot_ 0.2.5 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.54
[INFO] [stderr]   Downloaded concolor-override v1.0.0
[INFO] [stderr]   Downloaded is-terminal v0.4.6
[INFO] [stderr]   Downloaded anstyle-parse v0.1.1
[INFO] [stderr]   Downloaded anstyle v0.3.5
[INFO] [stderr]   Downloaded io-lifetimes v1.0.9
[INFO] [stderr]   Downloaded clap_builder v4.2.1
[INFO] [stderr]   Downloaded rustix v0.37.5
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.0
[INFO] [stderr]   Downloaded syn v2.0.11
[INFO] [stderr]   Downloaded clap v4.2.1
[INFO] [stderr]   Downloaded anstream v0.2.6
[INFO] [stderr]   Downloaded anstyle-wincon v0.2.0
[INFO] [stderr]   Downloaded concolor-query v0.3.3
[INFO] [stderr]   Downloaded errno v0.3.0
[INFO] [stderr]   Downloaded mylibrary_ v1.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a87efd62229d2e1e36d2bf99a995a0ee74663fd45335c32a641997a74b71cb2e
[INFO] running `Command { std: "docker" "start" "-a" "a87efd62229d2e1e36d2bf99a995a0ee74663fd45335c32a641997a74b71cb2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a87efd62229d2e1e36d2bf99a995a0ee74663fd45335c32a641997a74b71cb2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87efd62229d2e1e36d2bf99a995a0ee74663fd45335c32a641997a74b71cb2e", kill_on_drop: false }`
[INFO] [stdout] a87efd62229d2e1e36d2bf99a995a0ee74663fd45335c32a641997a74b71cb2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2940f3edbab434fd4aa48d69865e9d86c767863eb322c11d46e7e4fc9331df79
[INFO] running `Command { std: "docker" "start" "-a" "2940f3edbab434fd4aa48d69865e9d86c767863eb322c11d46e7e4fc9331df79", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling rustix v0.37.5
[INFO] [stderr]     Checking linux-raw-sys v0.3.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking mylibrary_ v1.1.3
[INFO] [stderr]    Compiling syn v2.0.11
[INFO] [stderr]     Checking is-terminal v0.4.6
[INFO] [stderr]     Checking anstream v0.2.6
[INFO] [stderr]     Checking clap_builder v4.2.1
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]     Checking clap v4.2.1
[INFO] [stderr]  Documenting dot_ v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(fs_try_exists, if_let_guard)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `dot_`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name dot_ src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=8062fae2bcc73fa0 -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-cbf20e8dc8e522e1.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-3fbf37e785ef8eae.rmeta --extern mylibrary_=/opt/rustwide/target/debug/deps/libmylibrary_-7d101f2310310010.rmeta --cap-lints=warn --crate-version 0.2.5` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2940f3edbab434fd4aa48d69865e9d86c767863eb322c11d46e7e4fc9331df79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2940f3edbab434fd4aa48d69865e9d86c767863eb322c11d46e7e4fc9331df79", kill_on_drop: false }`
[INFO] [stdout] 2940f3edbab434fd4aa48d69865e9d86c767863eb322c11d46e7e4fc9331df79
[INFO] documenting dot_-0.2.5 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate dot_ 0.2.5 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate dot_ 0.2.5 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dot_ 0.2.5
[INFO] finished tweaking crates.io crate dot_ 0.2.5
[INFO] tweaked toml for crates.io crate dot_ 0.2.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate dot_ 0.2.5 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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9790b7b2e77fe264e010661468713c3868b8c977a6eb8e30395d58419da360f2
[INFO] running `Command { std: "docker" "start" "-a" "9790b7b2e77fe264e010661468713c3868b8c977a6eb8e30395d58419da360f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9790b7b2e77fe264e010661468713c3868b8c977a6eb8e30395d58419da360f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9790b7b2e77fe264e010661468713c3868b8c977a6eb8e30395d58419da360f2", kill_on_drop: false }`
[INFO] [stdout] 9790b7b2e77fe264e010661468713c3868b8c977a6eb8e30395d58419da360f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bf96af4db1ca5a5a339d96e725abc6bb8bd9aaee45659698dca4249e687061b
[INFO] running `Command { std: "docker" "start" "-a" "7bf96af4db1ca5a5a339d96e725abc6bb8bd9aaee45659698dca4249e687061b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling rustix v0.37.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking linux-raw-sys v0.3.0
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking mylibrary_ v1.1.3
[INFO] [stderr]    Compiling syn v2.0.11
[INFO] [stderr]     Checking is-terminal v0.4.6
[INFO] [stderr]     Checking anstream v0.2.6
[INFO] [stderr]     Checking clap_builder v4.2.1
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]     Checking clap v4.2.1
[INFO] [stderr]  Documenting dot_ v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(fs_try_exists, if_let_guard)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `dot_`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name dot_ src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=97f266e2b1abd40e -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-ef1ba4d85568b13d.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-ca7d16875a441a77.rmeta --extern mylibrary_=/opt/rustwide/target/debug/deps/libmylibrary_-cc25618baf72762f.rmeta --cap-lints=warn --crate-version 0.2.5` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "7bf96af4db1ca5a5a339d96e725abc6bb8bd9aaee45659698dca4249e687061b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bf96af4db1ca5a5a339d96e725abc6bb8bd9aaee45659698dca4249e687061b", kill_on_drop: false }`
[INFO] [stdout] 7bf96af4db1ca5a5a339d96e725abc6bb8bd9aaee45659698dca4249e687061b
