[INFO] fetching crate dam 0.1.3...
[INFO] documenting dam-0.1.3 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate dam 0.1.3 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate dam 0.1.3 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 dam 0.1.3
[INFO] finished tweaking crates.io crate dam 0.1.3
[INFO] tweaked toml for crates.io crate dam 0.1.3 written to /workspace/builds/worker-15/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusqlite v0.16.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.11.1
[INFO] [stderr]   Downloaded checksum v0.2.1
[INFO] [stderr]   Downloaded rexif v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 65cf36feb82469559d3dcfcaa197ffa747524ad2c23bc24bc4f15136b10167e5
[INFO] running `Command { std: "docker" "start" "-a" "65cf36feb82469559d3dcfcaa197ffa747524ad2c23bc24bc4f15136b10167e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65cf36feb82469559d3dcfcaa197ffa747524ad2c23bc24bc4f15136b10167e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65cf36feb82469559d3dcfcaa197ffa747524ad2c23bc24bc4f15136b10167e5", kill_on_drop: false }`
[INFO] [stdout] 65cf36feb82469559d3dcfcaa197ffa747524ad2c23bc24bc4f15136b10167e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] f8039b11021d1a12505b69707249f6629a65c08ce4e5d7e1b472fc98683b72ef
[INFO] running `Command { std: "docker" "start" "-a" "f8039b11021d1a12505b69707249f6629a65c08ce4e5d7e1b472fc98683b72ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking checksum v0.2.1
[INFO] [stderr]     Checking rexif v0.3.7
[INFO] [stderr]    Compiling libsqlite3-sys v0.11.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking open v1.7.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rusqlite v0.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]  Documenting dam v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]   --> src/error.rs:56:24
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl From<std::option::NoneError> for Error {
[INFO] [stdout]    |                        ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]   --> src/error.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn from(_e: std::option::NoneError) -> Self {
[INFO] [stdout]    |                              ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait, uniform_paths)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable
[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, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `dam`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name dam 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 checksum=/opt/rustwide/target/debug/deps/libchecksum-9048ddc17770503b.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-6046d8ef431e5dbf.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-01af48c578314a61.rmeta --extern open=/opt/rustwide/target/debug/deps/libopen-30413f83482324fd.rmeta --extern rexif=/opt/rustwide/target/debug/deps/librexif-94a19243d460c21c.rmeta --extern rusqlite=/opt/rustwide/target/debug/deps/librusqlite-2586fa43c1993632.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8914c1b130a4d038.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-bb7233c1e238a968.rmeta --cap-lints=warn --crate-version 0.1.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "f8039b11021d1a12505b69707249f6629a65c08ce4e5d7e1b472fc98683b72ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8039b11021d1a12505b69707249f6629a65c08ce4e5d7e1b472fc98683b72ef", kill_on_drop: false }`
[INFO] [stdout] f8039b11021d1a12505b69707249f6629a65c08ce4e5d7e1b472fc98683b72ef
