Dec 06 05:53:51.910 INFO testing balta2ar/brotab against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 05:53:51.910 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 06 05:53:52.054 INFO [stdout] ea4bff4d2cfb570a68b1eec7f82b3e0fbb97e4b0e93a3d1cbfe7189b0e7f37ec
Dec 06 05:53:52.058 INFO running `"docker" "start" "-a" "ea4bff4d2cfb570a68b1eec7f82b3e0fbb97e4b0e93a3d1cbfe7189b0e7f37ec"`
Dec 06 05:53:52.425 INFO [stderr] usermod: no changes
Dec 06 05:53:52.657 INFO [stderr]    Compiling want v0.0.4
Dec 06 05:53:52.657 INFO [stderr]    Compiling mio v0.6.15
Dec 06 05:53:52.700 INFO [stderr]    Compiling tokio-io v0.1.7
Dec 06 05:53:52.725 INFO [stderr]    Compiling tokio-threadpool v0.1.5
Dec 06 05:53:55.168 INFO [stderr]    Compiling tokio-codec v0.1.0
Dec 06 05:53:57.300 INFO [stderr]    Compiling tokio-reactor v0.1.3
Dec 06 05:53:57.838 INFO [stderr]    Compiling tokio-fs v0.1.3
Dec 06 05:53:59.364 INFO [stderr]    Compiling tokio-tcp v0.1.1
Dec 06 05:53:59.364 INFO [stderr]    Compiling tokio-udp v0.1.1
Dec 06 05:54:01.825 INFO [stderr]    Compiling tokio v0.1.7
Dec 06 05:54:05.175 INFO [stderr]    Compiling tokio-core v0.1.17
Dec 06 05:54:08.824 INFO [stderr]    Compiling tokio-tls v0.1.4
Dec 06 05:54:08.824 INFO [stderr]    Compiling hyper v0.11.27
Dec 06 05:54:17.443 INFO [stderr]    Compiling hyper-tls v0.1.4
Dec 06 05:54:19.775 INFO [stderr]    Compiling reqwest v0.8.7
Dec 06 05:54:30.397 INFO [stderr]    Compiling brotab v0.1.0 (/source)
Dec 06 05:54:34.328 INFO [stderr] warning: unused import: `std::thread`
Dec 06 05:54:34.328 INFO [stderr]   --> src/main.rs:10:5
Dec 06 05:54:34.328 INFO [stderr]    |
Dec 06 05:54:34.328 INFO [stderr] 10 | use std::thread;
Dec 06 05:54:34.328 INFO [stderr]    |     ^^^^^^^^^^^
Dec 06 05:54:34.328 INFO [stderr]    |
Dec 06 05:54:34.328 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 06 05:54:34.328 INFO [stderr] 
Dec 06 05:54:34.328 INFO [stderr] warning: unused import: `Arg`
Dec 06 05:54:34.329 INFO [stderr]   --> src/main.rs:16:17
Dec 06 05:54:34.329 INFO [stderr]    |
Dec 06 05:54:34.329 INFO [stderr] 16 | use clap::{App, Arg, SubCommand};
Dec 06 05:54:34.329 INFO [stderr]    |                 ^^^
Dec 06 05:54:34.329 INFO [stderr] 
Dec 06 05:54:34.464 INFO [stderr] warning: unused variable: `text`
Dec 06 05:54:34.464 INFO [stderr]   --> src/main.rs:54:24
Dec 06 05:54:34.464 INFO [stderr]    |
Dec 06 05:54:34.464 INFO [stderr] 54 | fn edit_text_in_editor(text: &String) -> Option<String> {
Dec 06 05:54:34.464 INFO [stderr]    |                        ^^^^ help: consider using `_text` instead
Dec 06 05:54:34.464 INFO [stderr]    |
Dec 06 05:54:34.464 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 05:54:34.464 INFO [stderr] 
Dec 06 05:54:34.503 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 05:54:34.503 INFO [stderr]   --> src/main.rs:58:5
Dec 06 05:54:34.504 INFO [stderr]    |
Dec 06 05:54:34.504 INFO [stderr] 58 |     write!(tmpfile, "{}", "before");
Dec 06 05:54:34.504 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 05:54:34.505 INFO [stderr]    |
Dec 06 05:54:34.505 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 05:54:34.506 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 05:54:34.506 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 06 05:54:34.506 INFO [stderr] 
Dec 06 05:54:34.507 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 05:54:34.507 INFO [stderr]   --> src/main.rs:67:9
Dec 06 05:54:34.507 INFO [stderr]    |
Dec 06 05:54:34.507 INFO [stderr] 67 |         file.read_to_string(&mut contents);
Dec 06 05:54:34.507 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 05:54:34.512 INFO [stderr]    |
Dec 06 05:54:34.512 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 05:54:34.512 INFO [stderr] 
Dec 06 05:54:39.538 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.09s
Dec 06 05:54:39.550 INFO [stderr] su: No module specific data is present
Dec 06 05:54:40.028 INFO running `"docker" "inspect" "ea4bff4d2cfb570a68b1eec7f82b3e0fbb97e4b0e93a3d1cbfe7189b0e7f37ec"`
Dec 06 05:54:40.330 INFO running `"docker" "rm" "-f" "ea4bff4d2cfb570a68b1eec7f82b3e0fbb97e4b0e93a3d1cbfe7189b0e7f37ec"`
Dec 06 05:54:40.564 INFO [stdout] ea4bff4d2cfb570a68b1eec7f82b3e0fbb97e4b0e93a3d1cbfe7189b0e7f37ec
Dec 06 05:54:40.572 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 06 05:54:40.959 INFO [stdout] aac12eb897d8110c9e2630375f758c8cb1707a8c747978da6e6f0f71b2ec99fb
Dec 06 05:54:40.961 INFO running `"docker" "start" "-a" "aac12eb897d8110c9e2630375f758c8cb1707a8c747978da6e6f0f71b2ec99fb"`
Dec 06 05:54:42.560 INFO [stderr] usermod: no changes
Dec 06 05:54:42.807 INFO [stderr]    Compiling brotab v0.1.0 (/source)
Dec 06 05:54:46.543 INFO [stderr] warning: unused import: `std::thread`
Dec 06 05:54:46.543 INFO [stderr]   --> src/main.rs:10:5
Dec 06 05:54:46.543 INFO [stderr]    |
Dec 06 05:54:46.548 INFO [stderr] 10 | use std::thread;
Dec 06 05:54:46.548 INFO [stderr]    |     ^^^^^^^^^^^
Dec 06 05:54:46.549 INFO [stderr]    |
Dec 06 05:54:46.549 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 06 05:54:46.549 INFO [stderr] 
Dec 06 05:54:46.549 INFO [stderr] warning: unused import: `Arg`
Dec 06 05:54:46.550 INFO [stderr]   --> src/main.rs:16:17
Dec 06 05:54:46.550 INFO [stderr]    |
Dec 06 05:54:46.550 INFO [stderr] 16 | use clap::{App, Arg, SubCommand};
Dec 06 05:54:46.550 INFO [stderr]    |                 ^^^
Dec 06 05:54:46.551 INFO [stderr] 
Dec 06 05:54:46.664 INFO [stderr] warning: unused variable: `text`
Dec 06 05:54:46.665 INFO [stderr]   --> src/main.rs:54:24
Dec 06 05:54:46.665 INFO [stderr]    |
Dec 06 05:54:46.665 INFO [stderr] 54 | fn edit_text_in_editor(text: &String) -> Option<String> {
Dec 06 05:54:46.665 INFO [stderr]    |                        ^^^^ help: consider using `_text` instead
Dec 06 05:54:46.665 INFO [stderr]    |
Dec 06 05:54:46.665 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 05:54:46.665 INFO [stderr] 
Dec 06 05:54:46.736 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 05:54:46.736 INFO [stderr]   --> src/main.rs:58:5
Dec 06 05:54:46.736 INFO [stderr]    |
Dec 06 05:54:46.736 INFO [stderr] 58 |     write!(tmpfile, "{}", "before");
Dec 06 05:54:46.737 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 05:54:46.737 INFO [stderr]    |
Dec 06 05:54:46.737 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 05:54:46.737 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 05:54:46.737 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 06 05:54:46.737 INFO [stderr] 
Dec 06 05:54:46.737 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 05:54:46.737 INFO [stderr]   --> src/main.rs:67:9
Dec 06 05:54:46.737 INFO [stderr]    |
Dec 06 05:54:46.737 INFO [stderr] 67 |         file.read_to_string(&mut contents);
Dec 06 05:54:46.737 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 05:54:46.737 INFO [stderr]    |
Dec 06 05:54:46.737 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 05:54:46.737 INFO [stderr] 
Dec 06 05:54:47.214 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.62s
Dec 06 05:54:47.237 INFO [stderr] su: No module specific data is present
Dec 06 05:54:48.428 INFO running `"docker" "inspect" "aac12eb897d8110c9e2630375f758c8cb1707a8c747978da6e6f0f71b2ec99fb"`
Dec 06 05:54:48.670 INFO running `"docker" "rm" "-f" "aac12eb897d8110c9e2630375f758c8cb1707a8c747978da6e6f0f71b2ec99fb"`
Dec 06 05:54:48.908 INFO [stdout] aac12eb897d8110c9e2630375f758c8cb1707a8c747978da6e6f0f71b2ec99fb
Dec 06 05:54:48.914 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 06 05:54:49.240 INFO [stdout] 3d26bd4a7981f0c53c2d76e476f726c3fb176fd65a48c1c106fe37bc1c91d767
Dec 06 05:54:49.242 INFO running `"docker" "start" "-a" "3d26bd4a7981f0c53c2d76e476f726c3fb176fd65a48c1c106fe37bc1c91d767"`
Dec 06 05:54:49.734 INFO [stderr] usermod: no changes
Dec 06 05:54:49.936 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
Dec 06 05:54:49.937 INFO [stderr]      Running /target/debug/deps/brotab-e0e8f3adb70cd93e
Dec 06 05:54:49.948 INFO [stderr] su: No module specific data is present
Dec 06 05:54:49.948 INFO [stdout] 
Dec 06 05:54:49.948 INFO [stdout] running 0 tests
Dec 06 05:54:49.948 INFO [stdout] 
Dec 06 05:54:49.948 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 05:54:49.948 INFO [stdout] 
Dec 06 05:54:50.361 INFO running `"docker" "inspect" "3d26bd4a7981f0c53c2d76e476f726c3fb176fd65a48c1c106fe37bc1c91d767"`
Dec 06 05:54:50.538 INFO running `"docker" "rm" "-f" "3d26bd4a7981f0c53c2d76e476f726c3fb176fd65a48c1c106fe37bc1c91d767"`
Dec 06 05:54:50.824 INFO [stdout] 3d26bd4a7981f0c53c2d76e476f726c3fb176fd65a48c1c106fe37bc1c91d767