[INFO] cloning repository https://github.com/wfraser/zsnapmgr3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wfraser/zsnapmgr3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fzsnapmgr3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fzsnapmgr3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3be50f34be816e1f096cfc8d964284872e3e6522
[INFO] documenting wfraser/zsnapmgr3 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%2Fwfraser%2Fzsnapmgr3" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wfraser/zsnapmgr3 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/wfraser/zsnapmgr3
[INFO] removed path dependency libzfs from git repo https://github.com/wfraser/zsnapmgr3
[INFO] finished tweaking git repo https://github.com/wfraser/zsnapmgr3
[INFO] tweaked toml for git repo https://github.com/wfraser/zsnapmgr3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/wfraser/zsnapmgr3 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] warning: dependency (libzfs) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-11/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] warning: dependency (libzfs) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nvpair-sys v0.1.0
[INFO] [stderr]   Downloaded libzfs-sys v0.5.11
[INFO] [stderr]   Downloaded libzfs-types v0.1.2
[INFO] [stderr]   Downloaded libzfs v0.6.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 3472bd368e42c26a61b63d62ceb947ba1c090f2e9b81c675169de12df02c18de
[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" "3472bd368e42c26a61b63d62ceb947ba1c090f2e9b81c675169de12df02c18de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3472bd368e42c26a61b63d62ceb947ba1c090f2e9b81c675169de12df02c18de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3472bd368e42c26a61b63d62ceb947ba1c090f2e9b81c675169de12df02c18de", kill_on_drop: false }`
[INFO] [stdout] 3472bd368e42c26a61b63d62ceb947ba1c090f2e9b81c675169de12df02c18de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 701ebc21a97e119fd2ed43caa72cdf3b07b3a785c4deccf1e8237c8b6b399bc1
[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" "701ebc21a97e119fd2ed43caa72cdf3b07b3a785c4deccf1e8237c8b6b399bc1", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (libzfs) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling nvpair-sys v0.1.0
[INFO] [stderr]    Compiling zsnapmgr v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking cstr-argument v0.1.1
[INFO] [stderr]     Checking libzfs-types v0.1.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling libzfs-sys v0.5.11
[INFO] [stderr]     Checking libzfs v0.6.16
[INFO] [stderr]  Documenting zsnapmgr v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `libzfs::DatasetType`, `libzfs::DatasetTypeMask`, `libzfs::LibZfs`
[INFO] [stdout]   --> src/zfs.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | use libzfs::{DatasetType, DatasetTypeMask, LibZfs};
[INFO] [stdout]    |              ^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]    |              |            |                |
[INFO] [stdout]    |              |            |                no `LibZfs` in the root
[INFO] [stdout]    |              |            |                help: a similar name exists in the module (notice the capitalization): `Libzfs`
[INFO] [stdout]    |              |            no `DatasetTypeMask` in the root
[INFO] [stdout]    |              no `DatasetType` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Error` in crate `libzfs`
[INFO] [stdout]    --> src/zfs_error.rs:102:19
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl From<libzfs::Error> for ZfsError {
[INFO] [stdout]     |                   ^^^^^ not found in `libzfs`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 6   | use zfs_error::error::Error;
[INFO] [stdout]     |
[INFO] [stdout] 6   | use zfs_error::fmt::Error;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Error` in crate `libzfs`
[INFO] [stdout]    --> src/zfs_error.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn from(e: libzfs::Error) -> ZfsError {
[INFO] [stdout]     |                        ^^^^^ not found in `libzfs`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 6   | use zfs_error::error::Error;
[INFO] [stdout]     |
[INFO] [stdout] 6   | use zfs_error::fmt::Error;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `zsnapmgr`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name zsnapmgr 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 chrono=/opt/rustwide/target/debug/deps/libchrono-cb1ea1286d2c9141.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-b01e5f49cd1b74e8.rmeta --extern libzfs=/opt/rustwide/target/debug/deps/liblibzfs-a8bc4bbe2a92f354.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-c251ca4f1be2ef5d.rmeta --extern ring=/opt/rustwide/target/debug/deps/libring-22a25defe5b93b3f.rmeta --extern termios=/opt/rustwide/target/debug/deps/libtermios-fbaf3f8539596a12.rmeta --cap-lints=warn --crate-version 0.0.1` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "701ebc21a97e119fd2ed43caa72cdf3b07b3a785c4deccf1e8237c8b6b399bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701ebc21a97e119fd2ed43caa72cdf3b07b3a785c4deccf1e8237c8b6b399bc1", kill_on_drop: false }`
[INFO] [stdout] 701ebc21a97e119fd2ed43caa72cdf3b07b3a785c4deccf1e8237c8b6b399bc1