[INFO] fetching crate monilog 0.1.1...
[INFO] checking monilog-0.1.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate monilog 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate monilog 0.1.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate monilog 0.1.1
[INFO] finished tweaking crates.io crate monilog 0.1.1
[INFO] tweaked toml for crates.io crate monilog 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] a56e92296cd224a9ee9ce8ac6821a47b517dd01db762007637edccc887b68949
[INFO] running `"docker" "start" "-a" "a56e92296cd224a9ee9ce8ac6821a47b517dd01db762007637edccc887b68949"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking monilog v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0599]: no method named `at` found for type `&regex::Captures<'_>` in the current scope
[INFO] [stderr]   --> src/main.rs:93:48
[INFO] [stderr]    |
[INFO] [stderr] 93 |                         print!("{} ", captures.at(1).unwrap());
[INFO] [stderr]    |                                                ^^ method not found in `&regex::Captures<'_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `at` found for type `&regex::Captures<'_>` in the current scope
[INFO] [stderr]   --> src/main.rs:95:40
[INFO] [stderr]    |
[INFO] [stderr] 95 |                         match captures.at(2).unwrap() {
[INFO] [stderr]    |                                        ^^ method not found in `&regex::Captures<'_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `at` found for type `&regex::Captures<'_>` in the current scope
[INFO] [stderr]    --> src/main.rs:105:48
[INFO] [stderr]     |
[INFO] [stderr] 105 |                         print!("{} ", captures.at(2).unwrap());
[INFO] [stderr]     |                                                ^^ method not found in `&regex::Captures<'_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `at` found for type `&regex::Captures<'_>` in the current scope
[INFO] [stderr]    --> src/main.rs:106:49
[INFO] [stderr]     |
[INFO] [stderr] 106 |                         print!("{}\n", captures.at(3).unwrap());
[INFO] [stderr]     |                                                 ^^ method not found in `&regex::Captures<'_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error[E0599]: no method named `at` found for type `&regex::Captures<'_>` in the current scope
[INFO] [stderr]   --> src/main.rs:93:48
[INFO] [stderr]    |
[INFO] [stderr] 93 |                         print!("{} ", captures.at(1).unwrap());
[INFO] [stderr]    |                                                ^^ method not found in `&regex::Captures<'_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `at` found for type `&regex::Captures<'_>` in the current scope
[INFO] [stderr]   --> src/main.rs:95:40
[INFO] [stderr]    |
[INFO] [stderr] 95 |                         match captures.at(2).unwrap() {
[INFO] [stderr]    |                                        ^^ method not found in `&regex::Captures<'_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `at` found for type `&regex::Captures<'_>` in the current scope
[INFO] [stderr]    --> src/main.rs:105:48
[INFO] [stderr]     |
[INFO] [stderr] 105 |                         print!("{} ", captures.at(2).unwrap());
[INFO] [stderr]     |                                                ^^ method not found in `&regex::Captures<'_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `at` found for type `&regex::Captures<'_>` in the current scope
[INFO] [stderr]    --> src/main.rs:106:49
[INFO] [stderr]     |
[INFO] [stderr] 106 |                         print!("{}\n", captures.at(3).unwrap());
[INFO] [stderr]     |                                                 ^^ method not found in `&regex::Captures<'_>`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `monilog`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `monilog`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a56e92296cd224a9ee9ce8ac6821a47b517dd01db762007637edccc887b68949"`
[INFO] running `"docker" "rm" "-f" "a56e92296cd224a9ee9ce8ac6821a47b517dd01db762007637edccc887b68949"`
[INFO] [stdout] a56e92296cd224a9ee9ce8ac6821a47b517dd01db762007637edccc887b68949