[INFO] fetching crate ra_rustc_lexer 0.1.0-pre.3...
[INFO] testing ra_rustc_lexer-0.1.0-pre.3 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ra_rustc_lexer 0.1.0-pre.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ra_rustc_lexer 0.1.0-pre.3
[INFO] finished tweaking crates.io crate ra_rustc_lexer 0.1.0-pre.3
[INFO] tweaked toml for crates.io crate ra_rustc_lexer 0.1.0-pre.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ra_rustc_lexer 0.1.0-pre.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding unicode-xid v0.1.0 (available: v0.2.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab1685a4200d75f9d7d0c5eebd99d5c8ae5c68131e592ee3538cfafcc4352bf0
[INFO] running `Command { std: "docker" "start" "-a" "ab1685a4200d75f9d7d0c5eebd99d5c8ae5c68131e592ee3538cfafcc4352bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab1685a4200d75f9d7d0c5eebd99d5c8ae5c68131e592ee3538cfafcc4352bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab1685a4200d75f9d7d0c5eebd99d5c8ae5c68131e592ee3538cfafcc4352bf0", kill_on_drop: false }`
[INFO] [stdout] ab1685a4200d75f9d7d0c5eebd99d5c8ae5c68131e592ee3538cfafcc4352bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e79fbeca40062ba4710f8775c9dc3969e9bccc2be56f6a38235a9b757e8c4b39
[INFO] running `Command { std: "docker" "start" "-a" "e79fbeca40062ba4710f8775c9dc3969e9bccc2be56f6a38235a9b757e8c4b39", kill_on_drop: false }`
[INFO] [stderr]    Compiling ra_rustc_lexer v0.1.0-pre.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `property` in `unicode`
[INFO] [stdout]    --> src/lib.rs:522:24
[INFO] [stdout]     |
[INFO] [stdout] 522 |         core::unicode::property::Pattern_White_Space(c)
[INFO] [stdout]     |                        ^^^^^^^^ could not find `property` in `unicode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:43
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(not(feature = "unicode-xid"), feature(unicode_internals))]
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `unicode_internals` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:3:51
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(not(feature = "unicode-xid"), feature(unicode_internals))]
[INFO] [stdout]   |                                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_start` found for type `char` in the current scope
[INFO] [stdout]    --> src/lib.rs:539:33
[INFO] [stdout]     |
[INFO] [stdout] 539 |             || (c > '\x7f' && c.is_xid_start())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_continue` found for type `char` in the current scope
[INFO] [stdout]    --> src/lib.rs:558:33
[INFO] [stdout]     |
[INFO] [stdout] 558 |             || (c > '\x7f' && c.is_xid_continue())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ra_rustc_lexer` (lib) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e79fbeca40062ba4710f8775c9dc3969e9bccc2be56f6a38235a9b757e8c4b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79fbeca40062ba4710f8775c9dc3969e9bccc2be56f6a38235a9b757e8c4b39", kill_on_drop: false }`
[INFO] [stdout] e79fbeca40062ba4710f8775c9dc3969e9bccc2be56f6a38235a9b757e8c4b39
