[INFO] fetching crate simple-graph 0.1.1...
[INFO] documenting simple-graph-0.1.1 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate simple-graph 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate simple-graph 0.1.1 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 simple-graph 0.1.1
[INFO] finished tweaking crates.io crate simple-graph 0.1.1
[INFO] tweaked toml for crates.io crate simple-graph 0.1.1 written to /workspace/builds/worker-1-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] [stderr]     Updating crates.io index
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4f9393a7a9c45c5efff47b6ec4006ce2e1d966c52aab1de58193aa170345041c
[INFO] running `Command { std: "docker" "start" "-a" "4f9393a7a9c45c5efff47b6ec4006ce2e1d966c52aab1de58193aa170345041c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f9393a7a9c45c5efff47b6ec4006ce2e1d966c52aab1de58193aa170345041c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9393a7a9c45c5efff47b6ec4006ce2e1d966c52aab1de58193aa170345041c", kill_on_drop: false }`
[INFO] [stdout] 4f9393a7a9c45c5efff47b6ec4006ce2e1d966c52aab1de58193aa170345041c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 60897138b476aee460e3cf31fa81d091c3e98ed15412530c1bb4d666b93532a1
[INFO] running `Command { std: "docker" "start" "-a" "60897138b476aee460e3cf31fa81d091c3e98ed15412530c1bb4d666b93532a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]  Documenting simple-graph v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(str_split_whitespace_remainder)]
[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 `simple-graph`
[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 --edition=2021 --crate-type lib --crate-name simple_graph src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=688a4ae6779a4328 -L dependency=/opt/rustwide/target/debug/deps --extern linked_hash_map=/opt/rustwide/target/debug/deps/liblinked_hash_map-d8c2f95ae698bba0.rmeta --extern linked_hash_set=/opt/rustwide/target/debug/deps/liblinked_hash_set-09f6396a170c3bbd.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-b049f132ddfc695e.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "60897138b476aee460e3cf31fa81d091c3e98ed15412530c1bb4d666b93532a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60897138b476aee460e3cf31fa81d091c3e98ed15412530c1bb4d666b93532a1", kill_on_drop: false }`
[INFO] [stdout] 60897138b476aee460e3cf31fa81d091c3e98ed15412530c1bb4d666b93532a1
[INFO] documenting simple-graph-0.1.1 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate simple-graph 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate simple-graph 0.1.1 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 simple-graph 0.1.1
[INFO] finished tweaking crates.io crate simple-graph 0.1.1
[INFO] tweaked toml for crates.io crate simple-graph 0.1.1 written to /workspace/builds/worker-1-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] [stderr]     Updating crates.io index
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 524f90ada69d3583bc1afacace526e8bc4e1cf68bd6a9fa8ed6ccdf69926a8ae
[INFO] running `Command { std: "docker" "start" "-a" "524f90ada69d3583bc1afacace526e8bc4e1cf68bd6a9fa8ed6ccdf69926a8ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "524f90ada69d3583bc1afacace526e8bc4e1cf68bd6a9fa8ed6ccdf69926a8ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524f90ada69d3583bc1afacace526e8bc4e1cf68bd6a9fa8ed6ccdf69926a8ae", kill_on_drop: false }`
[INFO] [stdout] 524f90ada69d3583bc1afacace526e8bc4e1cf68bd6a9fa8ed6ccdf69926a8ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e69d95fc200d2d9e15144cce18ed7360a3413c15b33efcf43d4c9fc93b2d3fdc
[INFO] running `Command { std: "docker" "start" "-a" "e69d95fc200d2d9e15144cce18ed7360a3413c15b33efcf43d4c9fc93b2d3fdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]  Documenting simple-graph v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(str_split_whitespace_remainder)]
[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 `simple-graph`
[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 --edition=2021 --crate-type lib --crate-name simple_graph src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=27584aea65c8e321 -L dependency=/opt/rustwide/target/debug/deps --extern linked_hash_map=/opt/rustwide/target/debug/deps/liblinked_hash_map-164335059823db75.rmeta --extern linked_hash_set=/opt/rustwide/target/debug/deps/liblinked_hash_set-53ffd239d7520304.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-59f3dd42ef6254e9.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e69d95fc200d2d9e15144cce18ed7360a3413c15b33efcf43d4c9fc93b2d3fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e69d95fc200d2d9e15144cce18ed7360a3413c15b33efcf43d4c9fc93b2d3fdc", kill_on_drop: false }`
[INFO] [stdout] e69d95fc200d2d9e15144cce18ed7360a3413c15b33efcf43d4c9fc93b2d3fdc
