[INFO] fetching crate deduposaur 0.1.0...
[INFO] documenting deduposaur-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate deduposaur 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate deduposaur 0.1.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deduposaur 0.1.0
[INFO] finished tweaking crates.io crate deduposaur 0.1.0
[INFO] tweaked toml for crates.io crate deduposaur 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate deduposaur 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_that v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.61.0" "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] 513aaa117c4c9458de4f35f69cfb6b03626f33a1fd1d455cb156fdac7ac38637
[INFO] running `Command { std: "docker" "start" "-a" "513aaa117c4c9458de4f35f69cfb6b03626f33a1fd1d455cb156fdac7ac38637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "513aaa117c4c9458de4f35f69cfb6b03626f33a1fd1d455cb156fdac7ac38637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513aaa117c4c9458de4f35f69cfb6b03626f33a1fd1d455cb156fdac7ac38637", kill_on_drop: false }`
[INFO] [stdout] 513aaa117c4c9458de4f35f69cfb6b03626f33a1fd1d455cb156fdac7ac38637
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 0a9e9cc484dfc74d46c260f3eeaeb6ca4d2dc763d39a1dd189852c5119f2644c
[INFO] running `Command { std: "docker" "start" "-a" "0a9e9cc484dfc74d46c260f3eeaeb6ca4d2dc763d39a1dd189852c5119f2644c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking filetime v0.2.16
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking serde_with v1.13.0
[INFO] [stderr]  Documenting deduposaur v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `macos` in `os`
[INFO] [stdout]    --> src/main.rs:146:14
[INFO] [stdout]     |
[INFO] [stdout] 146 | use std::os::macos::fs::MetadataExt;
[INFO] [stdout]     |              ^^^^^ could not find `macos` in `os`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `deduposaur`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name deduposaur src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=16093677f88927d6 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d151576142668e6d.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-0a15abcfe9f5f3fb.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-e6e12260d7fb4e79.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c39184e2840e93d1.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-e15949dfa86f0654.rmeta --extern serde_with=/opt/rustwide/target/debug/deps/libserde_with-298ab27fdb4423f4.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-53f15e953fc1e887.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-3bf4d39314ec37da.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0a9e9cc484dfc74d46c260f3eeaeb6ca4d2dc763d39a1dd189852c5119f2644c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a9e9cc484dfc74d46c260f3eeaeb6ca4d2dc763d39a1dd189852c5119f2644c", kill_on_drop: false }`
[INFO] [stdout] 0a9e9cc484dfc74d46c260f3eeaeb6ca4d2dc763d39a1dd189852c5119f2644c