[INFO] cloning repository https://github.com/KyussCaesar/dataframes1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KyussCaesar/dataframes1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyussCaesar%2Fdataframes1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyussCaesar%2Fdataframes1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 501fed8e16f6d14bc8fe32aed164b3058ef7513e
[INFO] documenting KyussCaesar/dataframes1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyussCaesar%2Fdataframes1" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KyussCaesar/dataframes1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KyussCaesar/dataframes1
[INFO] finished tweaking git repo https://github.com/KyussCaesar/dataframes1
[INFO] tweaked toml for git repo https://github.com/KyussCaesar/dataframes1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/KyussCaesar/dataframes1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csv-core v0.1.4
[INFO] [stderr]   Downloaded encode_unicode v0.3.5
[INFO] [stderr]   Downloaded csv v1.0.2
[INFO] [stderr]   Downloaded term v0.5.1
[INFO] [stderr]   Downloaded syn v0.15.13
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba4c3de1e18248d8ee24fe2c931b63e6295347ac16fd08dbb27dd415640b07a8
[INFO] running `Command { std: "docker" "start" "-a" "ba4c3de1e18248d8ee24fe2c931b63e6295347ac16fd08dbb27dd415640b07a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba4c3de1e18248d8ee24fe2c931b63e6295347ac16fd08dbb27dd415640b07a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4c3de1e18248d8ee24fe2c931b63e6295347ac16fd08dbb27dd415640b07a8", kill_on_drop: false }`
[INFO] [stdout] ba4c3de1e18248d8ee24fe2c931b63e6295347ac16fd08dbb27dd415640b07a8
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b683fbcb88492a02e9ac97489fb81e21f2b5b5b05e51612f25218fababf17f4a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b683fbcb88492a02e9ac97489fb81e21f2b5b5b05e51612f25218fababf17f4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking encode_unicode v0.3.5
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]  Documenting df-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `dataframe::traits`
[INFO] [stdout]   --> src/lib.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use dataframe::traits::*;
[INFO] [stdout]    |                    ^^^^^^ could not find `traits` in `dataframe`
[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 `df-rs`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name df_rs 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 csv=/opt/rustwide/target/debug/deps/libcsv-5a2ad0d12653e4bf.rmeta --extern prettytable=/opt/rustwide/target/debug/deps/libprettytable-b7ae493416645e24.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-3d3360d94d2c2230.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-9d5ae4615c4db4f5.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-8a818cf959588e78.so --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "b683fbcb88492a02e9ac97489fb81e21f2b5b5b05e51612f25218fababf17f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b683fbcb88492a02e9ac97489fb81e21f2b5b5b05e51612f25218fababf17f4a", kill_on_drop: false }`
[INFO] [stdout] b683fbcb88492a02e9ac97489fb81e21f2b5b5b05e51612f25218fababf17f4a