[INFO] fetching crate mvcc 0.0.1...
[INFO] documenting mvcc-0.0.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate mvcc 0.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mvcc 0.0.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mvcc 0.0.1
[INFO] finished tweaking crates.io crate mvcc 0.0.1
[INFO] tweaked toml for crates.io crate mvcc 0.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7662cbe2f2b452a882c4236ec590a1cd300b6e3c466b72cb692ceb1510dbee45
[INFO] running `Command { std: "docker" "start" "-a" "7662cbe2f2b452a882c4236ec590a1cd300b6e3c466b72cb692ceb1510dbee45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7662cbe2f2b452a882c4236ec590a1cd300b6e3c466b72cb692ceb1510dbee45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7662cbe2f2b452a882c4236ec590a1cd300b6e3c466b72cb692ceb1510dbee45", kill_on_drop: false }`
[INFO] [stdout] 7662cbe2f2b452a882c4236ec590a1cd300b6e3c466b72cb692ceb1510dbee45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 355dbf62549693062c0c2d31633eef2e7dbe9e7f2e66dd5e6012424ceba822df
[INFO] running `Command { std: "docker" "start" "-a" "355dbf62549693062c0c2d31633eef2e7dbe9e7f2e66dd5e6012424ceba822df", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking pagetable v0.0.3
[INFO] [stderr]     Checking sled_sync v0.2.2
[INFO] [stderr]     Checking historian v3.0.11
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking bincode v0.9.2
[INFO] [stderr]     Checking pagecache v0.6.0
[INFO] [stderr]     Checking sled v0.15.21
[INFO] [stderr]  Documenting mvcc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `sled::DbResult`
[INFO] [stdout]  --> src/db.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sled::{Config, DbResult, Tree};
[INFO] [stdout]   |                    ^^^^^^^^
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    no `DbResult` in the root
[INFO] [stdout]   |                    help: a similar name exists in the module: `Result`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `mvcc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name mvcc src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-adaece0d8ead82c7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-6a5809dcce96c926.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-a66a1fdf9c467eb8.so --extern sled=/opt/rustwide/target/debug/deps/libsled-8829ed2a6f4a3ce7.rmeta --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "355dbf62549693062c0c2d31633eef2e7dbe9e7f2e66dd5e6012424ceba822df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "355dbf62549693062c0c2d31633eef2e7dbe9e7f2e66dd5e6012424ceba822df", kill_on_drop: false }`
[INFO] [stdout] 355dbf62549693062c0c2d31633eef2e7dbe9e7f2e66dd5e6012424ceba822df
