[INFO] cloning repository https://github.com/TotalKrill/diffsync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TotalKrill/diffsync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTotalKrill%2Fdiffsync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTotalKrill%2Fdiffsync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7e745fe1dcba4ebf90f7a931559a45843624307
[INFO] documenting TotalKrill/diffsync against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTotalKrill%2Fdiffsync" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TotalKrill/diffsync 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 git repo https://github.com/TotalKrill/diffsync
[INFO] finished tweaking git repo https://github.com/TotalKrill/diffsync
[INFO] tweaked toml for git repo https://github.com/TotalKrill/diffsync written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TotalKrill/diffsync 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 random_variant_macro v0.2.0
[INFO] [stderr]   Downloaded diff_derive v0.2.3
[INFO] [stderr]   Downloaded diff-struct v0.5.1
[INFO] [stderr]   Downloaded random_variant v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fff3cbbb378baac5b6fab11d945bdc87c6bfa47830fba437ac5edd5f0b26981b
[INFO] running `Command { std: "docker" "start" "-a" "fff3cbbb378baac5b6fab11d945bdc87c6bfa47830fba437ac5edd5f0b26981b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff3cbbb378baac5b6fab11d945bdc87c6bfa47830fba437ac5edd5f0b26981b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff3cbbb378baac5b6fab11d945bdc87c6bfa47830fba437ac5edd5f0b26981b", kill_on_drop: false }`
[INFO] [stdout] fff3cbbb378baac5b6fab11d945bdc87c6bfa47830fba437ac5edd5f0b26981b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a73ca6925abe2423f6f681a78f6a2990f997d5e1e00530a1851e2a23d2c1a01c
[INFO] running `Command { std: "docker" "start" "-a" "a73ca6925abe2423f6f681a78f6a2990f997d5e1e00530a1851e2a23d2c1a01c", kill_on_drop: false }`
[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 num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling schemars v0.8.12
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking dyn-clone v1.0.11
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling syn v2.0.13
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]    Compiling diff_derive v0.2.3
[INFO] [stderr]    Compiling schemars_derive v0.8.12
[INFO] [stderr]     Checking diff-struct v0.5.1
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]  Documenting diffsync 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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(hasher_prefixfree_extras)]
[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 `diffsync`
[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 lib --crate-name diffsync src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="impl_schemars"' --cfg 'feature="schemars"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fa7fe2f264fa0f03 -L dependency=/opt/rustwide/target/debug/deps --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-9ad43283e87546d1.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-c26b1805d59ca575.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-ddd7553e35467214.rmeta --extern schemars=/opt/rustwide/target/debug/deps/libschemars-9c7ca97f8f12696d.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-11421947d38d1a43.rmeta --extern twox_hash=/opt/rustwide/target/debug/deps/libtwox_hash-bb2532e02098d35a.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a73ca6925abe2423f6f681a78f6a2990f997d5e1e00530a1851e2a23d2c1a01c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73ca6925abe2423f6f681a78f6a2990f997d5e1e00530a1851e2a23d2c1a01c", kill_on_drop: false }`
[INFO] [stdout] a73ca6925abe2423f6f681a78f6a2990f997d5e1e00530a1851e2a23d2c1a01c
[INFO] documenting TotalKrill/diffsync against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTotalKrill%2Fdiffsync" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TotalKrill/diffsync 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 git repo https://github.com/TotalKrill/diffsync
[INFO] finished tweaking git repo https://github.com/TotalKrill/diffsync
[INFO] tweaked toml for git repo https://github.com/TotalKrill/diffsync written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/TotalKrill/diffsync 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fa5939154aaaf671a31e87baa5adadda8cdbd661507896feee3cc1cf4c10ca6b
[INFO] running `Command { std: "docker" "start" "-a" "fa5939154aaaf671a31e87baa5adadda8cdbd661507896feee3cc1cf4c10ca6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa5939154aaaf671a31e87baa5adadda8cdbd661507896feee3cc1cf4c10ca6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa5939154aaaf671a31e87baa5adadda8cdbd661507896feee3cc1cf4c10ca6b", kill_on_drop: false }`
[INFO] [stdout] fa5939154aaaf671a31e87baa5adadda8cdbd661507896feee3cc1cf4c10ca6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0cec02cf4a3552e34c2a90ee980f1f3110f3c3cf33cc26f4bf34fa9dc4899f35
[INFO] running `Command { std: "docker" "start" "-a" "0cec02cf4a3552e34c2a90ee980f1f3110f3c3cf33cc26f4bf34fa9dc4899f35", kill_on_drop: false }`
[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 num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling schemars v0.8.12
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking dyn-clone v1.0.11
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling syn v2.0.13
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]    Compiling diff_derive v0.2.3
[INFO] [stderr]    Compiling schemars_derive v0.8.12
[INFO] [stderr]     Checking diff-struct v0.5.1
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]  Documenting diffsync 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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(hasher_prefixfree_extras)]
[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 `diffsync`
[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 lib --crate-name diffsync src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="impl_schemars"' --cfg 'feature="schemars"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b8573be63f692f44 -L dependency=/opt/rustwide/target/debug/deps --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-534510fd41ded6e6.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-e1697f0c8e86a3ed.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-8500ce60b53d0e3d.rmeta --extern schemars=/opt/rustwide/target/debug/deps/libschemars-ee542e0750b03be9.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-a0dde6387f1f5753.rmeta --extern twox_hash=/opt/rustwide/target/debug/deps/libtwox_hash-498c595884f53ae4.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0cec02cf4a3552e34c2a90ee980f1f3110f3c3cf33cc26f4bf34fa9dc4899f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cec02cf4a3552e34c2a90ee980f1f3110f3c3cf33cc26f4bf34fa9dc4899f35", kill_on_drop: false }`
[INFO] [stdout] 0cec02cf4a3552e34c2a90ee980f1f3110f3c3cf33cc26f4bf34fa9dc4899f35
