[INFO] fetching crate twelve_factor 0.0.3...
[INFO] extracting crate twelve_factor 0.0.3 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/twelve_factor/0.0.3
[INFO] extracting crate twelve_factor 0.0.3 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/twelve_factor/0.0.3
[INFO] validating manifest of twelve_factor-0.0.3 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of twelve_factor-0.0.3 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing twelve_factor-0.0.3
[INFO] finished frobbing twelve_factor-0.0.3
[INFO] frobbed toml for twelve_factor-0.0.3 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/twelve_factor/0.0.3/Cargo.toml
[INFO] started frobbing twelve_factor-0.0.3
[INFO] finished frobbing twelve_factor-0.0.3
[INFO] frobbed toml for twelve_factor-0.0.3 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/twelve_factor/0.0.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking twelve_factor-0.0.3 against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-7/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/twelve_factor/0.0.3:/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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6a8baa1a192674f20f9b263a0fec64bf5ed5c46ab9052c864c8918d233ec1088
[INFO] running `"docker" "start" "-a" "6a8baa1a192674f20f9b263a0fec64bf5ed5c46ab9052c864c8918d233ec1088"`
[INFO] [stderr]    Compiling protobuf v2.6.2
[INFO] [stderr]    Compiling prometheus v0.6.1
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking serde v1.0.94
[INFO] [stderr]     Checking tokio v0.1.21
[INFO] [stderr]     Checking hyper v0.12.31
[INFO] [stderr]     Checking flexi_logger v0.11.5
[INFO] [stderr]     Checking hyper-router v0.5.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking twelve_factor v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/configuration.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 | /         a_config.merge(paths).unwrap()
[INFO] [stderr] 58 | |         .merge(env);
[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/configuration.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 | /         a_config.merge(paths).unwrap()
[INFO] [stderr] 58 | |         .merge(env);
[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: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]   --> tests/metrics_test.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     std::thread::sleep_ms(6000);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]  --> tests/metrics_test.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let app = ApplicationBuilder::default().build();
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_app`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.80s
[INFO] running `"docker" "inspect" "6a8baa1a192674f20f9b263a0fec64bf5ed5c46ab9052c864c8918d233ec1088"`
[INFO] running `"docker" "rm" "-f" "6a8baa1a192674f20f9b263a0fec64bf5ed5c46ab9052c864c8918d233ec1088"`
[INFO] [stdout] 6a8baa1a192674f20f9b263a0fec64bf5ed5c46ab9052c864c8918d233ec1088