[INFO] updating cached repository Pierozi/awatchlog
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Pierozi/awatchlog
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Pierozi/awatchlog" "work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/Pierozi/awatchlog"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/Pierozi/awatchlog'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Pierozi/awatchlog" "work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/Pierozi/awatchlog"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/Pierozi/awatchlog'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e4fbf3bd608249f6444d7a1e71a0053217292f69
[INFO] sha for GitHub repo Pierozi/awatchlog: e4fbf3bd608249f6444d7a1e71a0053217292f69
[INFO] validating manifest of Pierozi/awatchlog on toolchain master#6ecad338381cc3b8d56e2df22e5971a598eddd6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Pierozi/awatchlog on toolchain try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Pierozi/awatchlog
[INFO] finished frobbing Pierozi/awatchlog
[INFO] frobbed toml for Pierozi/awatchlog written to work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/Pierozi/awatchlog/Cargo.toml
[INFO] started frobbing Pierozi/awatchlog
[INFO] finished frobbing Pierozi/awatchlog
[INFO] frobbed toml for Pierozi/awatchlog written to work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/Pierozi/awatchlog/Cargo.toml
[INFO] crate Pierozi/awatchlog has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Pierozi/awatchlog against master#6ecad338381cc3b8d56e2df22e5971a598eddd6c for pr-57501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57501/worker-2/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/Pierozi/awatchlog:/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" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b95ff27315cf473ea76088ba20f96f0d4011ff836e2b0743f5b22261d293b3da
[INFO] running `"docker" "start" "-a" "b95ff27315cf473ea76088ba20f96f0d4011ff836e2b0743f5b22261d293b3da"`
[INFO] [stderr]     Checking sha1 v0.4.0
[INFO] [stderr]     Checking shuteye v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling rusoto_core v0.30.0
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper-tls v0.1.2
[INFO] [stderr]     Checking rusoto_credential v0.9.2
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking rusoto_logs v0.30.0
[INFO] [stderr]     Checking awatchlog v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `metadata`
[INFO] [stderr]   --> src/config/discovery.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn metadata()
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/logger/state.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |         writer.write_all(json.as_bytes());
[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] 
[INFO] [stderr] warning: variable `LogEventResponse` should have a snake case name such as `log_event_response`
[INFO] [stderr]    --> src/logger/mod.rs:139:16
[INFO] [stderr]     |
[INFO] [stderr] 139 |             Ok(LogEventResponse) => {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `LogEventError` should have a snake case name such as `log_event_error`
[INFO] [stderr]    --> src/logger/mod.rs:150:17
[INFO] [stderr]     |
[INFO] [stderr] 150 |             Err(LogEventError) => {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/awatchlog.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         handle.join();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `metadata`
[INFO] [stderr]   --> src/config/discovery.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn metadata()
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/logger/state.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |         writer.write_all(json.as_bytes());
[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] 
[INFO] [stderr] warning: variable `LogEventResponse` should have a snake case name such as `log_event_response`
[INFO] [stderr]    --> src/logger/mod.rs:139:16
[INFO] [stderr]     |
[INFO] [stderr] 139 |             Ok(LogEventResponse) => {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `LogEventError` should have a snake case name such as `log_event_error`
[INFO] [stderr]    --> src/logger/mod.rs:150:17
[INFO] [stderr]     |
[INFO] [stderr] 150 |             Err(LogEventError) => {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/awatchlog.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         handle.join();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.96s
[INFO] running `"docker" "inspect" "b95ff27315cf473ea76088ba20f96f0d4011ff836e2b0743f5b22261d293b3da"`
[INFO] running `"docker" "rm" "-f" "b95ff27315cf473ea76088ba20f96f0d4011ff836e2b0743f5b22261d293b3da"`
[INFO] [stdout] b95ff27315cf473ea76088ba20f96f0d4011ff836e2b0743f5b22261d293b3da