[INFO] fetching crate grep-searcher 0.1.8...
[INFO] checking grep-searcher-0.1.8 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate grep-searcher 0.1.8 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate grep-searcher 0.1.8 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grep-searcher 0.1.8
[INFO] finished tweaking crates.io crate grep-searcher 0.1.8
[INFO] tweaked toml for crates.io crate grep-searcher 0.1.8 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate grep-searcher 0.1.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grep-regex v0.1.9
[INFO] [stderr]   Downloaded encoding_rs_io v0.1.7
[INFO] [stderr]   Downloaded packed_simd_2 v0.3.5
[INFO] [stderr]   Downloaded grep-matcher v0.1.5
[INFO] [stderr]   Downloaded memmap2 v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6f017df13e5cc8494bd5d1df62983be5acb2c644d1bfb872e7ce70f6f7a97c92
[INFO] running `Command { std: "docker" "start" "-a" "6f017df13e5cc8494bd5d1df62983be5acb2c644d1bfb872e7ce70f6f7a97c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f017df13e5cc8494bd5d1df62983be5acb2c644d1bfb872e7ce70f6f7a97c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f017df13e5cc8494bd5d1df62983be5acb2c644d1bfb872e7ce70f6f7a97c92", kill_on_drop: false }`
[INFO] [stdout] 6f017df13e5cc8494bd5d1df62983be5acb2c644d1bfb872e7ce70f6f7a97c92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 967356c84bc6ca44f02d3ab606476d1beabf84d7bcad3b2cc71f341a3033e688
[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" "967356c84bc6ca44f02d3ab606476d1beabf84d7bcad3b2cc71f341a3033e688", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking grep-matcher v0.1.5
[INFO] [stderr]     Checking memmap2 v0.3.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking grep-searcher v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stdout] warning: field is never read: `config`
[INFO] [stdout]   --> src/searcher/glue.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     config: &'s Config,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_term`
[INFO] [stdout]    --> src/sink.rs:439:5
[INFO] [stdout]     |
[INFO] [stdout] 439 |     pub(crate) line_term: LineTerminator,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking grep-regex v0.1.9
[INFO] [stdout] warning: field is never read: `config`
[INFO] [stdout]   --> src/searcher/glue.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     config: &'s Config,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.15s
[INFO] running `Command { std: "docker" "inspect" "967356c84bc6ca44f02d3ab606476d1beabf84d7bcad3b2cc71f341a3033e688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "967356c84bc6ca44f02d3ab606476d1beabf84d7bcad3b2cc71f341a3033e688", kill_on_drop: false }`
[INFO] [stdout] 967356c84bc6ca44f02d3ab606476d1beabf84d7bcad3b2cc71f341a3033e688