[INFO] crate rustc-ap-syntax 439.0.0 is already in cache
[INFO] extracting crate rustc-ap-syntax 439.0.0 into work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/rustc-ap-syntax/439.0.0
[INFO] extracting crate rustc-ap-syntax 439.0.0 into work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/rustc-ap-syntax/439.0.0
[INFO] validating manifest of rustc-ap-syntax-439.0.0 on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustc-ap-syntax-439.0.0 on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustc-ap-syntax-439.0.0
[INFO] finished frobbing rustc-ap-syntax-439.0.0
[INFO] frobbed toml for rustc-ap-syntax-439.0.0 written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/rustc-ap-syntax/439.0.0/Cargo.toml
[INFO] started frobbing rustc-ap-syntax-439.0.0
[INFO] finished frobbing rustc-ap-syntax-439.0.0
[INFO] frobbed toml for rustc-ap-syntax-439.0.0 written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/rustc-ap-syntax/439.0.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking rustc-ap-syntax-439.0.0 against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-6/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/rustc-ap-syntax/439.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4f26d4185db0fafb7411af0e91a58db04d8b1de8574f4836dd8b158ab23234c3
[INFO] running `"docker" "start" "-a" "4f26d4185db0fafb7411af0e91a58db04d8b1de8574f4836dd8b158ab23234c3"`
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking rustc-ap-graphviz v439.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v439.0.0
[INFO] [stderr]    Compiling rustc-ap-syntax v439.0.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking jobserver v0.1.13
[INFO] [stderr]     Checking rustc-ap-rustc_cratesio_shim v439.0.0
[INFO] [stderr]     Checking ena v0.13.0
[INFO] [stderr]     Checking rustc-rayon-core v0.1.2
[INFO] [stderr]     Checking rustc-ap-serialize v439.0.0
[INFO] [stderr]     Checking rustc-rayon v0.1.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v439.0.0
[INFO] [stderr]     Checking rustc-ap-arena v439.0.0
[INFO] [stderr]     Checking rustc-ap-syntax_pos v439.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_errors v439.0.0
[INFO] [stderr] warning: unknown lint: `internal`
[INFO] [stderr]   --> lib.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 | #![cfg_attr(not(stage0), deny(internal))]
[INFO] [stderr]    |                               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unknown_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `internal`
[INFO] [stderr]   --> lib.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 | #![cfg_attr(not(stage0), deny(internal))]
[INFO] [stderr]    |                               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unknown_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.89s
[INFO] running `"docker" "inspect" "4f26d4185db0fafb7411af0e91a58db04d8b1de8574f4836dd8b158ab23234c3"`
[INFO] running `"docker" "rm" "-f" "4f26d4185db0fafb7411af0e91a58db04d8b1de8574f4836dd8b158ab23234c3"`
[INFO] [stdout] 4f26d4185db0fafb7411af0e91a58db04d8b1de8574f4836dd8b158ab23234c3