[INFO] updating cached repository BenjaminRi/Monitoring-Boi [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/BenjaminRi/Monitoring-Boi [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/BenjaminRi/Monitoring-Boi" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/BenjaminRi/Monitoring-Boi"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/BenjaminRi/Monitoring-Boi'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/BenjaminRi/Monitoring-Boi" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/BenjaminRi/Monitoring-Boi"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/BenjaminRi/Monitoring-Boi'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f39e3d3b949fee1d6c980392e3f8cd024a488349 [INFO] sha for GitHub repo BenjaminRi/Monitoring-Boi: f39e3d3b949fee1d6c980392e3f8cd024a488349 [INFO] validating manifest of BenjaminRi/Monitoring-Boi on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of BenjaminRi/Monitoring-Boi on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing BenjaminRi/Monitoring-Boi [INFO] finished frobbing BenjaminRi/Monitoring-Boi [INFO] frobbed toml for BenjaminRi/Monitoring-Boi written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/BenjaminRi/Monitoring-Boi/Cargo.toml [INFO] started frobbing BenjaminRi/Monitoring-Boi [INFO] finished frobbing BenjaminRi/Monitoring-Boi [INFO] frobbed toml for BenjaminRi/Monitoring-Boi written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/BenjaminRi/Monitoring-Boi/Cargo.toml [INFO] crate BenjaminRi/Monitoring-Boi already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking BenjaminRi/Monitoring-Boi against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/BenjaminRi/Monitoring-Boi:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7a12ce7f97d43db1627850acb4fd087fe0557e8ecff2b0e0a7c047c46dc55634 [INFO] running `"docker" "start" "-a" "7a12ce7f97d43db1627850acb4fd087fe0557e8ecff2b0e0a7c047c46dc55634"` [INFO] [stderr] Compiling syn v0.15.37 [INFO] [stderr] Compiling winapi v0.3.7 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking inotify v0.7.0 [INFO] [stderr] Checking email v0.0.20 [INFO] [stderr] Checking winconsole v0.10.0 [INFO] [stderr] Checking colored v1.8.0 [INFO] [stderr] Checking simple_logger v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Checking serde v1.0.92 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking toml v0.5.1 [INFO] [stderr] Checking lettre v0.9.2 [INFO] [stderr] Checking lettre_email v0.9.2 [INFO] [stderr] Checking monboi v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:186:4 [INFO] [stderr] | [INFO] [stderr] 186 | read_once(config, subscription); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:207:6 [INFO] [stderr] | [INFO] [stderr] 207 | read_once(config, subscription); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:186:4 [INFO] [stderr] | [INFO] [stderr] 186 | read_once(config, subscription); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:207:6 [INFO] [stderr] | [INFO] [stderr] 207 | read_once(config, subscription); [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 45.16s [INFO] running `"docker" "inspect" "7a12ce7f97d43db1627850acb4fd087fe0557e8ecff2b0e0a7c047c46dc55634"` [INFO] running `"docker" "rm" "-f" "7a12ce7f97d43db1627850acb4fd087fe0557e8ecff2b0e0a7c047c46dc55634"` [INFO] [stdout] 7a12ce7f97d43db1627850acb4fd087fe0557e8ecff2b0e0a7c047c46dc55634