[INFO] cloning repository https://github.com/epilys/rsqlite3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/epilys/rsqlite3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepilys%2Frsqlite3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepilys%2Frsqlite3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73e585273ffe23d7edd151d0716ff52e0e48084c
[INFO] documenting epilys/rsqlite3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepilys%2Frsqlite3" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/epilys/rsqlite3 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/epilys/rsqlite3
[INFO] finished tweaking git repo https://github.com/epilys/rsqlite3
[INFO] tweaked toml for git repo https://github.com/epilys/rsqlite3 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/epilys/rsqlite3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa6b2126435447fe5b6a59e8260a18931b31ef92f5721e84fde381533d614292
[INFO] running `Command { std: "docker" "start" "-a" "fa6b2126435447fe5b6a59e8260a18931b31ef92f5721e84fde381533d614292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa6b2126435447fe5b6a59e8260a18931b31ef92f5721e84fde381533d614292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa6b2126435447fe5b6a59e8260a18931b31ef92f5721e84fde381533d614292", kill_on_drop: false }`
[INFO] [stdout] fa6b2126435447fe5b6a59e8260a18931b31ef92f5721e84fde381533d614292
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97f028fabd7749236c9c249e4d224f04ec45eebc85792e409a519609b0564310
[INFO] running `Command { std: "docker" "start" "-a" "97f028fabd7749236c9c249e4d224f04ec45eebc85792e409a519609b0564310", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling rsqlite3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling f128_internal v0.2.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling f128_input v0.2.1
[INFO] [stderr]     Checking f128 v0.2.9
[INFO] [stderr]    Compiling c2rust-bitfields-derive v0.2.1
[INFO] [stderr]     Checking c2rust-bitfields v0.3.0
[INFO] [stderr]  Documenting rsqlite3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / #![feature(c_variadic, 
[INFO] [stdout] 5 | |            core_intrinsics, extern_types,
[INFO] [stdout] 6 | |            register_tool)]
[INFO] [stdout]   | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rsqlite3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name rsqlite3 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e6e32747799e325c -L dependency=/opt/rustwide/target/debug/deps --extern c2rust_bitfields=/opt/rustwide/target/debug/deps/libc2rust_bitfields-dba9047718948aa3.rmeta --extern f128=/opt/rustwide/target/debug/deps/libf128-5ee12f1d5fd1841f.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-66c2e60a932a097b.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-3df10c177a58f20e.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "97f028fabd7749236c9c249e4d224f04ec45eebc85792e409a519609b0564310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f028fabd7749236c9c249e4d224f04ec45eebc85792e409a519609b0564310", kill_on_drop: false }`
[INFO] [stdout] 97f028fabd7749236c9c249e4d224f04ec45eebc85792e409a519609b0564310