Dec 19 17:04:08.804 INFO checking felipesere/dotter against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 17:04:08.804 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/felipesere/dotter:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 17:04:09.389 INFO [stdout] 27e3a0a43ec6b68abe526a1cf2acd0c754c5c5a5600b47608a610204026b7597
Dec 19 17:04:09.391 INFO running `"docker" "start" "-a" "27e3a0a43ec6b68abe526a1cf2acd0c754c5c5a5600b47608a610204026b7597"`
Dec 19 17:04:11.756 INFO [stderr]    Compiling proc-macro2 v0.4.18
Dec 19 17:04:11.772 INFO [stderr]    Compiling serde v1.0.77
Dec 19 17:04:11.804 INFO [stderr]    Compiling git-version v0.2.1
Dec 19 17:04:11.825 INFO [stderr]     Checking symlink v0.1.0
Dec 19 17:04:11.840 INFO [stderr]     Checking tokio-reactor v0.1.5
Dec 19 17:04:13.768 INFO [stderr]    Compiling dotter v0.1.0 (/opt/crater/workdir)
Dec 19 17:04:14.363 INFO [stderr]     Checking tokio-uds v0.2.1
Dec 19 17:04:14.363 INFO [stderr]     Checking tokio-udp v0.1.2
Dec 19 17:04:14.363 INFO [stderr]     Checking tokio-tcp v0.1.1
Dec 19 17:04:16.003 INFO [stderr]     Checking tokio v0.1.8
Dec 19 17:04:17.296 INFO [stderr]    Compiling quote v0.6.8
Dec 19 17:04:18.036 INFO [stderr]     Checking hyper v0.12.10
Dec 19 17:04:18.684 INFO [stderr]    Compiling syn v0.14.9
Dec 19 17:04:18.684 INFO [stderr]    Compiling syn v0.15.1
Dec 19 17:04:26.676 INFO [stderr]     Checking hyper-tls v0.3.0
Dec 19 17:04:33.172 INFO [stderr]    Compiling serde_derive v1.0.77
Dec 19 17:04:39.565 INFO [stderr]     Checking serde_urlencoded v0.5.3
Dec 19 17:04:39.565 INFO [stderr]     Checking serde_json v1.0.27
Dec 19 17:04:40.008 INFO [stderr]    Compiling synstructure v0.9.0
Dec 19 17:04:42.266 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 19 17:04:42.520 INFO [stderr]     Checking reqwest v0.9.1
Dec 19 17:04:43.830 INFO [stderr]     Checking failure v0.1.2
Dec 19 17:04:50.352 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.352 INFO [stderr]    --> src/homebrew.rs:179:9
Dec 19 17:04:50.352 INFO [stderr]     |
Dec 19 17:04:50.352 INFO [stderr] 179 |         brew.execute(&context);
Dec 19 17:04:50.352 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.352 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 17:04:50.353 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.353 INFO [stderr] 
Dec 19 17:04:50.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.353 INFO [stderr]    --> src/homebrew.rs:182:9
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr] 182 |         brew.rollback(&context);
Dec 19 17:04:50.353 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.353 INFO [stderr] 
Dec 19 17:04:50.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.353 INFO [stderr]    --> src/homebrew.rs:197:9
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr] 197 |         brew_cask.execute(&context);
Dec 19 17:04:50.353 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.353 INFO [stderr] 
Dec 19 17:04:50.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.353 INFO [stderr]    --> src/homebrew.rs:200:9
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr] 200 |         brew_cask.rollback(&context);
Dec 19 17:04:50.353 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.353 INFO [stderr] 
Dec 19 17:04:50.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.353 INFO [stderr]    --> src/homebrew.rs:216:9
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr] 216 |         brew_cask.execute(&context);
Dec 19 17:04:50.353 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.353 INFO [stderr] 
Dec 19 17:04:50.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.353 INFO [stderr]    --> src/homebrew.rs:219:9
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr] 219 |         brew_cask.rollback(&context);
Dec 19 17:04:50.353 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.353 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.353 INFO [stderr] 
Dec 19 17:04:50.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.353 INFO [stderr]   --> src/shell.rs:41:9
Dec 19 17:04:50.353 INFO [stderr]    |
Dec 19 17:04:50.353 INFO [stderr] 41 |         echo_command.execute(&context);
Dec 19 17:04:50.353 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.353 INFO [stderr]    |
Dec 19 17:04:50.353 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.353 INFO [stderr] 
Dec 19 17:04:50.353 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.353 INFO [stderr]    --> src/symlinks.rs:110:9
Dec 19 17:04:50.353 INFO [stderr]     |
Dec 19 17:04:50.354 INFO [stderr] 110 |         linker.execute(&context);
Dec 19 17:04:50.354 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.354 INFO [stderr]     |
Dec 19 17:04:50.354 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.354 INFO [stderr] 
Dec 19 17:04:50.354 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.354 INFO [stderr]    --> src/symlinks.rs:115:9
Dec 19 17:04:50.354 INFO [stderr]     |
Dec 19 17:04:50.354 INFO [stderr] 115 |         linker.rollback(&context);
Dec 19 17:04:50.354 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.354 INFO [stderr]     |
Dec 19 17:04:50.354 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.354 INFO [stderr] 
Dec 19 17:04:50.354 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.354 INFO [stderr]    --> src/symlinks.rs:141:9
Dec 19 17:04:50.354 INFO [stderr]     |
Dec 19 17:04:50.354 INFO [stderr] 141 |         linker.execute(&context);
Dec 19 17:04:50.354 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.354 INFO [stderr]     |
Dec 19 17:04:50.354 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.354 INFO [stderr] 
Dec 19 17:04:50.354 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:04:50.354 INFO [stderr]    --> src/symlinks.rs:146:9
Dec 19 17:04:50.354 INFO [stderr]     |
Dec 19 17:04:50.354 INFO [stderr] 146 |         linker.rollback(&context);
Dec 19 17:04:50.354 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:04:50.354 INFO [stderr]     |
Dec 19 17:04:50.354 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:04:50.354 INFO [stderr] 
Dec 19 17:04:50.424 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.09s
Dec 19 17:04:51.025 INFO running `"docker" "inspect" "27e3a0a43ec6b68abe526a1cf2acd0c754c5c5a5600b47608a610204026b7597"`
Dec 19 17:04:51.210 INFO running `"docker" "rm" "-f" "27e3a0a43ec6b68abe526a1cf2acd0c754c5c5a5600b47608a610204026b7597"`
Dec 19 17:04:51.412 INFO [stdout] 27e3a0a43ec6b68abe526a1cf2acd0c754c5c5a5600b47608a610204026b7597