Dec 04 18:49:49.368 INFO checking felipesere/dotter against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 18:49:49.368 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 18:49:49.869 INFO [stdout] fe1c71b569ea0c2306833060cde90c4e4aab981de86087ea3219596043a9bed1
Dec 04 18:49:49.871 INFO running `"docker" "start" "-a" "fe1c71b569ea0c2306833060cde90c4e4aab981de86087ea3219596043a9bed1"`
Dec 04 18:49:51.950 INFO [stderr] usermod: no changes
Dec 04 18:49:52.015 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 04 18:49:52.364 INFO [stderr]     Checking symlink v0.1.0
Dec 04 18:49:52.368 INFO [stderr]     Checking serde_json v1.0.27
Dec 04 18:49:52.369 INFO [stderr]    Compiling syn v0.15.1
Dec 04 18:49:52.369 INFO [stderr]     Checking serde_urlencoded v0.5.3
Dec 04 18:49:52.375 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 04 18:49:52.376 INFO [stderr]     Checking tokio-reactor v0.1.5
Dec 04 18:49:52.376 INFO [stderr]     Checking failure v0.1.2
Dec 04 18:49:58.776 INFO [stderr]     Checking tokio-tcp v0.1.1
Dec 04 18:49:58.776 INFO [stderr]     Checking tokio-uds v0.2.1
Dec 04 18:49:58.776 INFO [stderr]     Checking tokio-udp v0.1.2
Dec 04 18:50:04.653 INFO [stderr]     Checking tokio v0.1.8
Dec 04 18:50:04.772 INFO [stderr]     Checking structopt v0.2.10
Dec 04 18:50:08.259 INFO [stderr]     Checking hyper v0.12.10
Dec 04 18:50:13.591 INFO [stderr]    Compiling serde_derive v1.0.77
Dec 04 18:50:19.999 INFO [stderr]     Checking hyper-tls v0.3.0
Dec 04 18:50:24.016 INFO [stderr]     Checking reqwest v0.9.1
Dec 04 18:50:35.052 INFO [stderr]     Checking dotter v0.1.0 (/source)
Dec 04 18:50:41.079 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.079 INFO [stderr]    --> src/homebrew.rs:179:9
Dec 04 18:50:41.079 INFO [stderr]     |
Dec 04 18:50:41.079 INFO [stderr] 179 |         brew.execute(&context);
Dec 04 18:50:41.079 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.079 INFO [stderr]     |
Dec 04 18:50:41.079 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 18:50:41.079 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.079 INFO [stderr] 
Dec 04 18:50:41.079 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.079 INFO [stderr]    --> src/homebrew.rs:182:9
Dec 04 18:50:41.079 INFO [stderr]     |
Dec 04 18:50:41.079 INFO [stderr] 182 |         brew.rollback(&context);
Dec 04 18:50:41.079 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.079 INFO [stderr]     |
Dec 04 18:50:41.079 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.079 INFO [stderr] 
Dec 04 18:50:41.079 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.079 INFO [stderr]    --> src/homebrew.rs:197:9
Dec 04 18:50:41.079 INFO [stderr]     |
Dec 04 18:50:41.079 INFO [stderr] 197 |         brew_cask.execute(&context);
Dec 04 18:50:41.079 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.079 INFO [stderr]     |
Dec 04 18:50:41.079 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.079 INFO [stderr] 
Dec 04 18:50:41.079 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.079 INFO [stderr]    --> src/homebrew.rs:200:9
Dec 04 18:50:41.079 INFO [stderr]     |
Dec 04 18:50:41.079 INFO [stderr] 200 |         brew_cask.rollback(&context);
Dec 04 18:50:41.079 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.079 INFO [stderr]     |
Dec 04 18:50:41.079 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.079 INFO [stderr] 
Dec 04 18:50:41.079 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.079 INFO [stderr]    --> src/homebrew.rs:216:9
Dec 04 18:50:41.079 INFO [stderr]     |
Dec 04 18:50:41.079 INFO [stderr] 216 |         brew_cask.execute(&context);
Dec 04 18:50:41.079 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.080 INFO [stderr] 
Dec 04 18:50:41.080 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.080 INFO [stderr]    --> src/homebrew.rs:219:9
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr] 219 |         brew_cask.rollback(&context);
Dec 04 18:50:41.080 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.080 INFO [stderr] 
Dec 04 18:50:41.080 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.080 INFO [stderr]   --> src/shell.rs:41:9
Dec 04 18:50:41.080 INFO [stderr]    |
Dec 04 18:50:41.080 INFO [stderr] 41 |         echo_command.execute(&context);
Dec 04 18:50:41.080 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.080 INFO [stderr]    |
Dec 04 18:50:41.080 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.080 INFO [stderr] 
Dec 04 18:50:41.080 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.080 INFO [stderr]    --> src/symlinks.rs:110:9
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr] 110 |         linker.execute(&context);
Dec 04 18:50:41.080 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.080 INFO [stderr] 
Dec 04 18:50:41.080 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.080 INFO [stderr]    --> src/symlinks.rs:115:9
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr] 115 |         linker.rollback(&context);
Dec 04 18:50:41.080 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.080 INFO [stderr] 
Dec 04 18:50:41.080 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.080 INFO [stderr]    --> src/symlinks.rs:141:9
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr] 141 |         linker.execute(&context);
Dec 04 18:50:41.080 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.080 INFO [stderr] 
Dec 04 18:50:41.080 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:50:41.080 INFO [stderr]    --> src/symlinks.rs:146:9
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr] 146 |         linker.rollback(&context);
Dec 04 18:50:41.080 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:50:41.080 INFO [stderr]     |
Dec 04 18:50:41.080 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:50:41.080 INFO [stderr] 
Dec 04 18:50:41.107 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.13s
Dec 04 18:50:41.123 INFO [stderr] su: No module specific data is present
Dec 04 18:50:42.059 INFO running `"docker" "inspect" "fe1c71b569ea0c2306833060cde90c4e4aab981de86087ea3219596043a9bed1"`
Dec 04 18:50:42.323 INFO running `"docker" "rm" "-f" "fe1c71b569ea0c2306833060cde90c4e4aab981de86087ea3219596043a9bed1"`
Dec 04 18:50:42.710 INFO [stdout] fe1c71b569ea0c2306833060cde90c4e4aab981de86087ea3219596043a9bed1