[INFO] fetching crate c_str 1.0.8...
[INFO] documenting c_str-1.0.8 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate c_str 1.0.8 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate c_str 1.0.8 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c_str 1.0.8
[INFO] finished tweaking crates.io crate c_str 1.0.8
[INFO] tweaked toml for crates.io crate c_str 1.0.8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-2-tc1/source/src/c_str.rs` was erroneously implicitly accepted for library `c_str`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15112c1bce244034afa2483be1c6c03360398e0fddd55d0e282ead34da2f9718
[INFO] running `Command { std: "docker" "start" "-a" "15112c1bce244034afa2483be1c6c03360398e0fddd55d0e282ead34da2f9718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15112c1bce244034afa2483be1c6c03360398e0fddd55d0e282ead34da2f9718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15112c1bce244034afa2483be1c6c03360398e0fddd55d0e282ead34da2f9718", kill_on_drop: false }`
[INFO] [stdout] 15112c1bce244034afa2483be1c6c03360398e0fddd55d0e282ead34da2f9718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47216ad21d7dcfa6d7f7357f080ffa5003924963a1c5a8b9dd3f571f229c9e99
[INFO] running `Command { std: "docker" "start" "-a" "47216ad21d7dcfa6d7f7357f080ffa5003924963a1c5a8b9dd3f571f229c9e99", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/c_str.rs` was erroneously implicitly accepted for library `c_str`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]  Documenting c_str v1.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/c_str.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/c_str.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/c_str.rs:43:31
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/c_str.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `convert`
[INFO] [stdout]   --> src/c_str.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]   --> src/c_str.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `c_str`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type dylib --crate-type rlib --crate-name c_str src/c_str.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=67030d4399f85d40 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 1.0.8` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "47216ad21d7dcfa6d7f7357f080ffa5003924963a1c5a8b9dd3f571f229c9e99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47216ad21d7dcfa6d7f7357f080ffa5003924963a1c5a8b9dd3f571f229c9e99", kill_on_drop: false }`
[INFO] [stdout] 47216ad21d7dcfa6d7f7357f080ffa5003924963a1c5a8b9dd3f571f229c9e99
[INFO] documenting c_str-1.0.8 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate c_str 1.0.8 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate c_str 1.0.8 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c_str 1.0.8
[INFO] finished tweaking crates.io crate c_str 1.0.8
[INFO] tweaked toml for crates.io crate c_str 1.0.8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-2-tc2/source/src/c_str.rs` was erroneously implicitly accepted for library `c_str`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8fec8c1807e2397f1afb407a48710bd65f16964c6bee9394bf4412a066277b8
[INFO] running `Command { std: "docker" "start" "-a" "e8fec8c1807e2397f1afb407a48710bd65f16964c6bee9394bf4412a066277b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8fec8c1807e2397f1afb407a48710bd65f16964c6bee9394bf4412a066277b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fec8c1807e2397f1afb407a48710bd65f16964c6bee9394bf4412a066277b8", kill_on_drop: false }`
[INFO] [stdout] e8fec8c1807e2397f1afb407a48710bd65f16964c6bee9394bf4412a066277b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bbdc86b1df7d4b8e6c3cadb2bed4e16f1f9a6f0dcb570aa865e365636272324
[INFO] running `Command { std: "docker" "start" "-a" "7bbdc86b1df7d4b8e6c3cadb2bed4e16f1f9a6f0dcb570aa865e365636272324", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/c_str.rs` was erroneously implicitly accepted for library `c_str`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]  Documenting c_str v1.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/c_str.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/c_str.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/c_str.rs:43:31
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/c_str.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `convert`
[INFO] [stdout]   --> src/c_str.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]   --> src/c_str.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(core, collections, libc, convert)]
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `c_str`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type dylib --crate-type rlib --crate-name c_str src/c_str.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c1efd165f19f31d1 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 1.0.8` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "7bbdc86b1df7d4b8e6c3cadb2bed4e16f1f9a6f0dcb570aa865e365636272324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bbdc86b1df7d4b8e6c3cadb2bed4e16f1f9a6f0dcb570aa865e365636272324", kill_on_drop: false }`
[INFO] [stdout] 7bbdc86b1df7d4b8e6c3cadb2bed4e16f1f9a6f0dcb570aa865e365636272324
