[INFO] fetching crate tudor-sql 0.2.0...
[INFO] documenting tudor-sql-0.2.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate tudor-sql 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate tudor-sql 0.2.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tudor-sql 0.2.0
[INFO] finished tweaking crates.io crate tudor-sql 0.2.0
[INFO] tweaked toml for crates.io crate tudor-sql 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate tudor-sql 0.2.0 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.69
[INFO] [stderr]   Downloaded standback v0.2.14
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.69
[INFO] [stderr]   Downloaded const_fn v0.4.4
[INFO] [stderr]   Downloaded pest_consume_macros v1.0.6
[INFO] [stderr]   Downloaded simplelog v0.9.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.69
[INFO] [stderr]   Downloaded typed-builder v0.8.0
[INFO] [stderr]   Downloaded ctor v0.1.17
[INFO] [stderr]   Downloaded pest_consume v1.0.6
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.69
[INFO] [stderr]   Downloaded syn v1.0.57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ffc8f79c16db4f8cec69865646205d281ee750484d1d337871dee0929bd5e92
[INFO] running `Command { std: "docker" "start" "-a" "6ffc8f79c16db4f8cec69865646205d281ee750484d1d337871dee0929bd5e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ffc8f79c16db4f8cec69865646205d281ee750484d1d337871dee0929bd5e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ffc8f79c16db4f8cec69865646205d281ee750484d1d337871dee0929bd5e92", kill_on_drop: false }`
[INFO] [stdout] 6ffc8f79c16db4f8cec69865646205d281ee750484d1d337871dee0929bd5e92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5c0aa1cade1c6bb8e45e7b34193bb17cfe5c9511e87428bb20235c52b3a7d6b
[INFO] running `Command { std: "docker" "start" "-a" "b5c0aa1cade1c6bb8e45e7b34193bb17cfe5c9511e87428bb20235c52b3a7d6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nanoid v0.3.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pest_consume_macros v1.0.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling typed-builder v0.8.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking pest_consume v1.0.6
[INFO] [stderr]  Documenting tudor-sql v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(or_patterns, map_first_last)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `or_patterns` has been stable since `1.53.0` and no longer requires an attribute to enable
[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 `tudor-sql`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name tudor_sql src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2ec2aa9bbfa13f45 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-f2c2c019661eb8e4.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-380e63647726915e.rmeta --extern nanoid=/opt/rustwide/target/debug/deps/libnanoid-e9c625a4fee7b82c.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-ac7b0e86ccea90a9.rmeta --extern pest_consume=/opt/rustwide/target/debug/deps/libpest_consume-a0ccd2ca65eb616e.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-d5ef6eaee6cd70cf.so --extern time=/opt/rustwide/target/debug/deps/libtime-c8ddb9a81762d7d4.rmeta --extern typed_builder=/opt/rustwide/target/debug/deps/libtyped_builder-4fce01d778c40b77.so --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b5c0aa1cade1c6bb8e45e7b34193bb17cfe5c9511e87428bb20235c52b3a7d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c0aa1cade1c6bb8e45e7b34193bb17cfe5c9511e87428bb20235c52b3a7d6b", kill_on_drop: false }`
[INFO] [stdout] b5c0aa1cade1c6bb8e45e7b34193bb17cfe5c9511e87428bb20235c52b3a7d6b
