[INFO] crate cli-grep 0.1.2 is already in cache
[INFO] checking cli-grep-0.1.2 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate cli-grep 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cli-grep 0.1.2 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cli-grep 0.1.2
[INFO] finished tweaking crates.io crate cli-grep 0.1.2
[INFO] tweaked toml for crates.io crate cli-grep 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cli-grep 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 99af43018e5403831368cf0ef017172848dbf505c208d037cf18cfc72380deea
[INFO] running `"docker" "start" "-a" "99af43018e5403831368cf0ef017172848dbf505c208d037cf18cfc72380deea"`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking console v0.9.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking indicatif v0.13.0
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking predicates v1.0.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking cli-grep v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> src/lib.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 |             writeln!(writter, "{}", line);
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]   = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]  --> src/cli-grep.rs:8:14
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pattern: String,
[INFO] [stderr]   |              ^^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]   --> src/cli-grep.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 |     path: std::path::PathBuf,
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0423`.
[INFO] [stderr] error: could not compile `cli-grep`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "99af43018e5403831368cf0ef017172848dbf505c208d037cf18cfc72380deea"`
[INFO] running `"docker" "rm" "-f" "99af43018e5403831368cf0ef017172848dbf505c208d037cf18cfc72380deea"`
[INFO] [stdout] 99af43018e5403831368cf0ef017172848dbf505c208d037cf18cfc72380deea