[INFO] crate rustc-ap-rustc_errors 505.0.0 is already in cache
[INFO] extracting crate rustc-ap-rustc_errors 505.0.0 into work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/rustc-ap-rustc_errors/505.0.0
[INFO] extracting crate rustc-ap-rustc_errors 505.0.0 into work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/rustc-ap-rustc_errors/505.0.0
[INFO] validating manifest of rustc-ap-rustc_errors-505.0.0 on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustc-ap-rustc_errors-505.0.0 on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustc-ap-rustc_errors-505.0.0
[INFO] finished frobbing rustc-ap-rustc_errors-505.0.0
[INFO] frobbed toml for rustc-ap-rustc_errors-505.0.0 written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/rustc-ap-rustc_errors/505.0.0/Cargo.toml
[INFO] started frobbing rustc-ap-rustc_errors-505.0.0
[INFO] finished frobbing rustc-ap-rustc_errors-505.0.0
[INFO] frobbed toml for rustc-ap-rustc_errors-505.0.0 written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/rustc-ap-rustc_errors/505.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rustc-ap-rustc_errors-505.0.0 against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-1/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/rustc-ap-rustc_errors/505.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 11af9f4701b0844a4e246e40e40207c53be4d9093c977b019e7989cbc2d08edd
[INFO] running `"docker" "start" "-a" "11af9f4701b0844a4e246e40e40207c53be4d9093c977b019e7989cbc2d08edd"`
[INFO] [stderr]    Compiling rustc-rayon-core v0.2.0
[INFO] [stderr]    Compiling rustc-rayon v0.2.0
[INFO] [stderr]     Checking rustc-ap-graphviz v505.0.0
[INFO] [stderr]     Checking annotate-snippets v0.5.0
[INFO] [stderr]     Checking rustc-ap-serialize v505.0.0
[INFO] [stderr]     Checking ena v0.13.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking jobserver v0.1.14
[INFO] [stderr]     Checking rustc-ap-rustc_cratesio_shim v505.0.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v505.0.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v505.0.0
[INFO] [stderr]     Checking rustc-ap-arena v505.0.0
[INFO] [stderr]     Checking rustc-ap-syntax_pos v505.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_errors v505.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unknown lint: `internal`
[INFO] [stderr]   --> lib.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | #![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:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | #![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 19.82s
[INFO] running `"docker" "inspect" "11af9f4701b0844a4e246e40e40207c53be4d9093c977b019e7989cbc2d08edd"`
[INFO] running `"docker" "rm" "-f" "11af9f4701b0844a4e246e40e40207c53be4d9093c977b019e7989cbc2d08edd"`
[INFO] [stdout] 11af9f4701b0844a4e246e40e40207c53be4d9093c977b019e7989cbc2d08edd