[INFO] fetching crate jit_macros 0.0.9...
[INFO] documenting jit_macros-0.0.9 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate jit_macros 0.0.9 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate jit_macros 0.0.9 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jit_macros 0.0.9
[INFO] finished tweaking crates.io crate jit_macros 0.0.9
[INFO] tweaked toml for crates.io crate jit_macros 0.0.9 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c6ad3a6364a7db24c2f7182b3ca2c512fa3af6335b35ac70bbc5bf4c542abca
[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" "1c6ad3a6364a7db24c2f7182b3ca2c512fa3af6335b35ac70bbc5bf4c542abca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c6ad3a6364a7db24c2f7182b3ca2c512fa3af6335b35ac70bbc5bf4c542abca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6ad3a6364a7db24c2f7182b3ca2c512fa3af6335b35ac70bbc5bf4c542abca", kill_on_drop: false }`
[INFO] [stdout] 1c6ad3a6364a7db24c2f7182b3ca2c512fa3af6335b35ac70bbc5bf4c542abca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f88f11d90fa8aa1ec9082fdbacb4e26401cf053efb8cbd6396856376363261fa
[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" "f88f11d90fa8aa1ec9082fdbacb4e26401cf053efb8cbd6396856376363261fa", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting jit_macros v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/macros.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rustc_private, plugin_registrar, quote, plugin)]
[INFO] [stdout]   |                                             ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0457]: plugin `matches` only found in rlib format, but must be available in dylib format
[INFO] [stdout]  --> src/macros.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![plugin(matches)]
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `jit_macros`.
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type rlib --crate-type dylib --crate-name jit_macros src/macros.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern matches=/opt/rustwide/target/debug/deps/libmatches-4f1c88f4bc892501.rmeta --cap-lints=warn --crate-version 0.0.9` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "f88f11d90fa8aa1ec9082fdbacb4e26401cf053efb8cbd6396856376363261fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f88f11d90fa8aa1ec9082fdbacb4e26401cf053efb8cbd6396856376363261fa", kill_on_drop: false }`
[INFO] [stdout] f88f11d90fa8aa1ec9082fdbacb4e26401cf053efb8cbd6396856376363261fa
