Dec 14 19:31:30.104 INFO testing slog-html-0.1.3 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 19:31:30.104 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 19:31:30.297 INFO [stdout] 6be73dcf5c179739498ae54a806e9960022702f44efb10f594b0664fa90f1038
Dec 14 19:31:30.299 INFO running `"docker" "start" "-a" "6be73dcf5c179739498ae54a806e9960022702f44efb10f594b0664fa90f1038"`
Dec 14 19:31:30.835 INFO [stderr] usermod: no changes
Dec 14 19:31:30.947 INFO [stderr]    Compiling slog v1.7.1
Dec 14 19:31:31.831 INFO [stderr]    Compiling slog-extra v0.1.2
Dec 14 19:31:33.130 INFO [stderr]    Compiling slog-stream v1.2.1
Dec 14 19:31:33.825 INFO [stderr]    Compiling slog-html v0.1.3 (/source)
Dec 14 19:31:34.811 INFO [stderr] warning: unused `#[macro_use]` import
Dec 14 19:31:34.811 INFO [stderr]   --> src/lib.rs:84:1
Dec 14 19:31:34.811 INFO [stderr]    |
Dec 14 19:31:34.811 INFO [stderr] 84 | #[macro_use]
Dec 14 19:31:34.811 INFO [stderr]    | ^^^^^^^^^^^^
Dec 14 19:31:34.811 INFO [stderr]    |
Dec 14 19:31:34.811 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 19:31:34.811 INFO [stderr] 
Dec 14 19:31:34.923 INFO [stderr] warning: use of deprecated item 'slog::OwnedKeyValueList::parent': &Option<...> is a stupid type to return. Use `get_parent` for now.
Dec 14 19:31:34.923 INFO [stderr]    --> src/lib.rs:246:54
Dec 14 19:31:34.923 INFO [stderr]     |
Dec 14 19:31:34.923 INFO [stderr] 246 |         if let Some(ref parent) = *logger_values_ref.parent() {
Dec 14 19:31:34.923 INFO [stderr]     |                                                      ^^^^^^
Dec 14 19:31:34.923 INFO [stderr]     |
Dec 14 19:31:34.923 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 14 19:31:34.923 INFO [stderr] 
Dec 14 19:31:35.053 INFO [stderr] warning: variable does not need to be mutable
Dec 14 19:31:35.053 INFO [stderr]    --> src/lib.rs:160:14
Dec 14 19:31:35.053 INFO [stderr]     |
Dec 14 19:31:35.053 INFO [stderr] 160 |         let (mut io, _) = serializer.finish();
Dec 14 19:31:35.053 INFO [stderr]     |              ----^^
Dec 14 19:31:35.053 INFO [stderr]     |              |
Dec 14 19:31:35.053 INFO [stderr]     |              help: remove this `mut`
Dec 14 19:31:35.053 INFO [stderr]     |
Dec 14 19:31:35.053 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 19:31:35.053 INFO [stderr] 
Dec 14 19:31:35.058 INFO [stderr] warning: variable does not need to be mutable
Dec 14 19:31:35.058 INFO [stderr]    --> src/lib.rs:209:14
Dec 14 19:31:35.058 INFO [stderr]     |
Dec 14 19:31:35.058 INFO [stderr] 209 |         let (mut io, _) = serializer.finish();
Dec 14 19:31:35.058 INFO [stderr]     |              ----^^
Dec 14 19:31:35.058 INFO [stderr]     |              |
Dec 14 19:31:35.058 INFO [stderr]     |              help: remove this `mut`
Dec 14 19:31:35.058 INFO [stderr] 
Dec 14 19:31:35.602 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
Dec 14 19:31:35.615 INFO [stderr] su: No module specific data is present
Dec 14 19:31:36.216 INFO running `"docker" "inspect" "6be73dcf5c179739498ae54a806e9960022702f44efb10f594b0664fa90f1038"`
Dec 14 19:31:36.452 INFO running `"docker" "rm" "-f" "6be73dcf5c179739498ae54a806e9960022702f44efb10f594b0664fa90f1038"`
Dec 14 19:31:36.716 INFO [stdout] 6be73dcf5c179739498ae54a806e9960022702f44efb10f594b0664fa90f1038
Dec 14 19:31:36.720 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 19:31:37.219 INFO [stdout] db2fb8aa239389005891d74980e8ef3087324fb129a802d0d186bc4bd8249201
Dec 14 19:31:37.221 INFO running `"docker" "start" "-a" "db2fb8aa239389005891d74980e8ef3087324fb129a802d0d186bc4bd8249201"`
Dec 14 19:31:38.475 INFO [stderr] usermod: no changes
Dec 14 19:31:38.579 INFO [stderr]    Compiling slog-html v0.1.3 (/source)
Dec 14 19:31:40.315 INFO [stderr] warning: unused `#[macro_use]` import
Dec 14 19:31:40.315 INFO [stderr]   --> src/lib.rs:84:1
Dec 14 19:31:40.315 INFO [stderr]    |
Dec 14 19:31:40.315 INFO [stderr] 84 | #[macro_use]
Dec 14 19:31:40.315 INFO [stderr]    | ^^^^^^^^^^^^
Dec 14 19:31:40.315 INFO [stderr]    |
Dec 14 19:31:40.315 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 19:31:40.315 INFO [stderr] 
Dec 14 19:31:40.451 INFO [stderr] warning: use of deprecated item 'slog::OwnedKeyValueList::parent': &Option<...> is a stupid type to return. Use `get_parent` for now.
Dec 14 19:31:40.451 INFO [stderr]    --> src/lib.rs:246:54
Dec 14 19:31:40.451 INFO [stderr]     |
Dec 14 19:31:40.451 INFO [stderr] 246 |         if let Some(ref parent) = *logger_values_ref.parent() {
Dec 14 19:31:40.451 INFO [stderr]     |                                                      ^^^^^^
Dec 14 19:31:40.451 INFO [stderr]     |
Dec 14 19:31:40.451 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 14 19:31:40.451 INFO [stderr] 
Dec 14 19:31:40.591 INFO [stderr] warning: variable does not need to be mutable
Dec 14 19:31:40.591 INFO [stderr]    --> src/lib.rs:160:14
Dec 14 19:31:40.591 INFO [stderr]     |
Dec 14 19:31:40.591 INFO [stderr] 160 |         let (mut io, _) = serializer.finish();
Dec 14 19:31:40.591 INFO [stderr]     |              ----^^
Dec 14 19:31:40.591 INFO [stderr]     |              |
Dec 14 19:31:40.591 INFO [stderr]     |              help: remove this `mut`
Dec 14 19:31:40.591 INFO [stderr]     |
Dec 14 19:31:40.591 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 19:31:40.591 INFO [stderr] 
Dec 14 19:31:40.598 INFO [stderr] warning: variable does not need to be mutable
Dec 14 19:31:40.599 INFO [stderr]    --> src/lib.rs:209:14
Dec 14 19:31:40.599 INFO [stderr]     |
Dec 14 19:31:40.599 INFO [stderr] 209 |         let (mut io, _) = serializer.finish();
Dec 14 19:31:40.599 INFO [stderr]     |              ----^^
Dec 14 19:31:40.599 INFO [stderr]     |              |
Dec 14 19:31:40.599 INFO [stderr]     |              help: remove this `mut`
Dec 14 19:31:40.599 INFO [stderr] 
Dec 14 19:31:41.860 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.34s
Dec 14 19:31:41.860 INFO [stderr] su: No module specific data is present
Dec 14 19:31:42.216 INFO running `"docker" "inspect" "db2fb8aa239389005891d74980e8ef3087324fb129a802d0d186bc4bd8249201"`
Dec 14 19:31:42.344 INFO running `"docker" "rm" "-f" "db2fb8aa239389005891d74980e8ef3087324fb129a802d0d186bc4bd8249201"`
Dec 14 19:31:42.451 INFO [stdout] db2fb8aa239389005891d74980e8ef3087324fb129a802d0d186bc4bd8249201