Dec 11 18:35:19.265 INFO checking felipesere/dotter against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 18:35:19.266 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 18:35:19.896 INFO [stdout] 8830ac573ded9729cf062e15f9f7bb79fc707e738f5a1994e2f84a38bf3108fd
Dec 11 18:35:19.898 INFO running `"docker" "start" "-a" "8830ac573ded9729cf062e15f9f7bb79fc707e738f5a1994e2f84a38bf3108fd"`
Dec 11 18:35:21.319 INFO [stderr] usermod: no changes
Dec 11 18:35:21.396 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 11 18:35:21.757 INFO [stderr]    Compiling serde v1.0.77
Dec 11 18:35:21.758 INFO [stderr]     Checking symlink v0.1.0
Dec 11 18:35:21.780 INFO [stderr]    Compiling syn v0.15.1
Dec 11 18:35:21.781 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 11 18:35:21.781 INFO [stderr]     Checking failure v0.1.2
Dec 11 18:35:30.656 INFO [stderr]     Checking structopt v0.2.10
Dec 11 18:35:37.831 INFO [stderr]    Compiling serde_derive v1.0.77
Dec 11 18:35:43.512 INFO [stderr]     Checking serde_urlencoded v0.5.3
Dec 11 18:35:43.514 INFO [stderr]     Checking serde_json v1.0.27
Dec 11 18:35:46.772 INFO [stderr]     Checking reqwest v0.9.1
Dec 11 18:35:55.420 INFO [stderr]     Checking dotter v0.1.0 (/source)
Dec 11 18:36:01.599 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.599 INFO [stderr]    --> src/homebrew.rs:179:9
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr] 179 |         brew.execute(&context);
Dec 11 18:36:01.599 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 18:36:01.599 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.599 INFO [stderr] 
Dec 11 18:36:01.599 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.599 INFO [stderr]    --> src/homebrew.rs:182:9
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr] 182 |         brew.rollback(&context);
Dec 11 18:36:01.599 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.599 INFO [stderr] 
Dec 11 18:36:01.599 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.599 INFO [stderr]    --> src/homebrew.rs:197:9
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr] 197 |         brew_cask.execute(&context);
Dec 11 18:36:01.599 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.599 INFO [stderr] 
Dec 11 18:36:01.599 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.599 INFO [stderr]    --> src/homebrew.rs:200:9
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr] 200 |         brew_cask.rollback(&context);
Dec 11 18:36:01.599 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.599 INFO [stderr] 
Dec 11 18:36:01.599 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.599 INFO [stderr]    --> src/homebrew.rs:216:9
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr] 216 |         brew_cask.execute(&context);
Dec 11 18:36:01.599 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.599 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.599 INFO [stderr] 
Dec 11 18:36:01.599 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.599 INFO [stderr]    --> src/homebrew.rs:219:9
Dec 11 18:36:01.599 INFO [stderr]     |
Dec 11 18:36:01.600 INFO [stderr] 219 |         brew_cask.rollback(&context);
Dec 11 18:36:01.600 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.600 INFO [stderr]     |
Dec 11 18:36:01.600 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.600 INFO [stderr] 
Dec 11 18:36:01.601 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.601 INFO [stderr]   --> src/shell.rs:41:9
Dec 11 18:36:01.601 INFO [stderr]    |
Dec 11 18:36:01.601 INFO [stderr] 41 |         echo_command.execute(&context);
Dec 11 18:36:01.601 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.601 INFO [stderr]    |
Dec 11 18:36:01.601 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.601 INFO [stderr] 
Dec 11 18:36:01.620 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.620 INFO [stderr]    --> src/symlinks.rs:110:9
Dec 11 18:36:01.620 INFO [stderr]     |
Dec 11 18:36:01.620 INFO [stderr] 110 |         linker.execute(&context);
Dec 11 18:36:01.620 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.620 INFO [stderr]     |
Dec 11 18:36:01.620 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.620 INFO [stderr] 
Dec 11 18:36:01.620 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.620 INFO [stderr]    --> src/symlinks.rs:115:9
Dec 11 18:36:01.620 INFO [stderr]     |
Dec 11 18:36:01.620 INFO [stderr] 115 |         linker.rollback(&context);
Dec 11 18:36:01.620 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.620 INFO [stderr]     |
Dec 11 18:36:01.621 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.621 INFO [stderr] 
Dec 11 18:36:01.621 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.621 INFO [stderr]    --> src/symlinks.rs:141:9
Dec 11 18:36:01.621 INFO [stderr]     |
Dec 11 18:36:01.621 INFO [stderr] 141 |         linker.execute(&context);
Dec 11 18:36:01.621 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.621 INFO [stderr]     |
Dec 11 18:36:01.621 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.621 INFO [stderr] 
Dec 11 18:36:01.621 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 18:36:01.621 INFO [stderr]    --> src/symlinks.rs:146:9
Dec 11 18:36:01.621 INFO [stderr]     |
Dec 11 18:36:01.621 INFO [stderr] 146 |         linker.rollback(&context);
Dec 11 18:36:01.621 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 18:36:01.621 INFO [stderr]     |
Dec 11 18:36:01.621 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 18:36:01.621 INFO [stderr] 
Dec 11 18:36:01.704 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.35s
Dec 11 18:36:01.732 INFO [stderr] su: No module specific data is present
Dec 11 18:36:02.706 INFO running `"docker" "inspect" "8830ac573ded9729cf062e15f9f7bb79fc707e738f5a1994e2f84a38bf3108fd"`
Dec 11 18:36:02.986 INFO running `"docker" "rm" "-f" "8830ac573ded9729cf062e15f9f7bb79fc707e738f5a1994e2f84a38bf3108fd"`
Dec 11 18:36:03.272 INFO [stdout] 8830ac573ded9729cf062e15f9f7bb79fc707e738f5a1994e2f84a38bf3108fd