Dec 18 03:00:36.893 INFO checking brianp/muxedsnapshot against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 03:00:36.893 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/brianp/muxedsnapshot:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 03:00:37.453 INFO [stdout] 8c5b763c6965d2910a31222198d435da5e2ce51be74f93ac9f2dc1d8316321ca
Dec 18 03:00:37.454 INFO running `"docker" "start" "-a" "8c5b763c6965d2910a31222198d435da5e2ce51be74f93ac9f2dc1d8316321ca"`
Dec 18 03:00:40.292 INFO [stderr]     Checking serde v0.8.18
Dec 18 03:00:40.292 INFO [stderr]    Compiling quote v0.3.5
Dec 18 03:00:40.309 INFO [stderr]     Checking clap v2.16.3
Dec 18 03:00:41.526 INFO [stderr]    Compiling syn v0.10.3
Dec 18 03:00:50.680 INFO [stderr]    Compiling serde_codegen_internals v0.11.1
Dec 18 03:00:54.344 INFO [stderr]    Compiling serde_codegen v0.8.19
Dec 18 03:00:54.585 INFO [stderr]     Checking serde_test v0.8.18
Dec 18 03:00:56.188 INFO [stderr]     Checking linked-hash-map v0.3.0
Dec 18 03:00:57.148 INFO [stderr]     Checking yaml-rust v0.3.4
Dec 18 03:01:00.200 INFO [stderr]    Compiling serde_derive v0.8.19
Dec 18 03:01:00.525 INFO [stderr]     Checking serde_yaml v0.5.0
Dec 18 03:01:02.036 INFO [stderr]     Checking muxedsnapshot v0.1.0 (/opt/crater/workdir)
Dec 18 03:01:02.884 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 18 03:01:02.884 INFO [stderr]   --> src/main.rs:22:23
Dec 18 03:01:02.884 INFO [stderr]    |
Dec 18 03:01:02.884 INFO [stderr] 22 | #[cfg(not(test))] use std::env::home_dir;
Dec 18 03:01:02.884 INFO [stderr]    |                       ^^^^^^^^^^^^^^^^^^
Dec 18 03:01:02.884 INFO [stderr]    |
Dec 18 03:01:02.884 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 03:01:02.884 INFO [stderr] 
Dec 18 03:01:02.884 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 18 03:01:02.884 INFO [stderr]    --> src/main.rs:129:11
Dec 18 03:01:02.884 INFO [stderr]     |
Dec 18 03:01:02.884 INFO [stderr] 129 |     match home_dir() {
Dec 18 03:01:02.884 INFO [stderr]     |           ^^^^^^^^
Dec 18 03:01:02.884 INFO [stderr] 
Dec 18 03:01:03.436 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 03:01:03.436 INFO [stderr]  --> src/main.rs:2:12
Dec 18 03:01:03.436 INFO [stderr]   |
Dec 18 03:01:03.437 INFO [stderr] 2 | #![feature(proc_macro)]
Dec 18 03:01:03.437 INFO [stderr]   |            ^^^^^^^^^^
Dec 18 03:01:03.437 INFO [stderr]   |
Dec 18 03:01:03.437 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 03:01:03.437 INFO [stderr] 
Dec 18 03:01:03.584 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 03:01:03.584 INFO [stderr]  --> src/main.rs:2:12
Dec 18 03:01:03.584 INFO [stderr]   |
Dec 18 03:01:03.584 INFO [stderr] 2 | #![feature(proc_macro)]
Dec 18 03:01:03.584 INFO [stderr]   |            ^^^^^^^^^^
Dec 18 03:01:03.584 INFO [stderr]   |
Dec 18 03:01:03.584 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 03:01:03.584 INFO [stderr] 
Dec 18 03:01:03.653 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.52s
Dec 18 03:01:04.840 INFO running `"docker" "inspect" "8c5b763c6965d2910a31222198d435da5e2ce51be74f93ac9f2dc1d8316321ca"`
Dec 18 03:01:05.176 INFO running `"docker" "rm" "-f" "8c5b763c6965d2910a31222198d435da5e2ce51be74f93ac9f2dc1d8316321ca"`
Dec 18 03:01:05.532 INFO [stdout] 8c5b763c6965d2910a31222198d435da5e2ce51be74f93ac9f2dc1d8316321ca