[INFO] crate unsafe_ls 0.1.0 is already in cache
[INFO] checking unsafe_ls-0.1.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate unsafe_ls 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate unsafe_ls 0.1.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate unsafe_ls 0.1.0
[INFO] finished tweaking crates.io crate unsafe_ls 0.1.0
[INFO] tweaked toml for crates.io crate unsafe_ls 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: path `/workspace/builds/worker-8/source/src/unsafe_ls.rs` was erroneously implicitly accepted for binary `unsafe_ls`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6277a6685a012a05d94a95aa799484eec8c1dbf8ed4d629508617c16eb47de8e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6277a6685a012a05d94a95aa799484eec8c1dbf8ed4d629508617c16eb47de8e"`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/unsafe_ls.rs` was erroneously implicitly accepted for binary `unsafe_ls`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Checking unsafe_ls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected identifier, found keyword `mod`
[INFO] [stderr]   --> src/unsafe_ls.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 | use rustc::session::{mod, config};
[INFO] [stderr]    |                      ^^^ expected identifier, found keyword
[INFO] [stderr]    |
[INFO] [stderr] help: you can escape reserved keywords to use them as identifiers
[INFO] [stderr]    |
[INFO] [stderr] 14 | use rustc::session::{r#mod, config};
[INFO] [stderr]    |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/unsafe_ls.rs:151:47
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn get_ast<T>(path: Path, libs: Vec<Path>, f: |ty::ctxt| -> T) -> T {
[INFO] [stderr]     |                                               ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected identifier, found keyword `mod`
[INFO] [stderr]   --> src/unsafe_ls.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 | use rustc::session::{mod, config};
[INFO] [stderr]    |                      ^^^ expected identifier, found keyword
[INFO] [stderr]    |
[INFO] [stderr] help: you can escape reserved keywords to use them as identifiers
[INFO] [stderr]    |
[INFO] [stderr] 14 | use rustc::session::{r#mod, config};
[INFO] [stderr]    |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/unsafe_ls.rs:151:47
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn get_ast<T>(path: Path, libs: Vec<Path>, f: |ty::ctxt| -> T) -> T {
[INFO] [stderr]     |                                               ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `arena`
[INFO] [stderr]  --> src/unsafe_ls.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate arena;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `unsafe_ls`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0463]: can't find crate for `arena`
[INFO] [stderr]  --> src/unsafe_ls.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate arena;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `unsafe_ls`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6277a6685a012a05d94a95aa799484eec8c1dbf8ed4d629508617c16eb47de8e"`
[INFO] running `"docker" "rm" "-f" "6277a6685a012a05d94a95aa799484eec8c1dbf8ed4d629508617c16eb47de8e"`
[INFO] [stdout] 6277a6685a012a05d94a95aa799484eec8c1dbf8ed4d629508617c16eb47de8e
