Dec 11 19:00:29.469 INFO checking eminence/snapshot_trim against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 19:00:29.469 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 19:00:29.976 INFO [stdout] 4e3b79141dfde80425664b4503dbe75124847d92ab787478663fc64b6f72ae3c
Dec 11 19:00:29.980 INFO running `"docker" "start" "-a" "4e3b79141dfde80425664b4503dbe75124847d92ab787478663fc64b6f72ae3c"`
Dec 11 19:00:31.544 INFO [stderr] usermod: no changes
Dec 11 19:00:31.732 INFO [stderr]     Checking toml v0.4.5
Dec 11 19:00:31.732 INFO [stderr]     Checking docopt v0.8.1
Dec 11 19:00:34.492 INFO [stderr]     Checking snapshot_trim v0.1.0 (/source)
Dec 11 19:00:35.854 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:00:35.854 INFO [stderr]   --> src/main.rs:66:9
Dec 11 19:00:35.854 INFO [stderr]    |
Dec 11 19:00:35.854 INFO [stderr] 66 |         write!(fmt, "<Snapshot {:?} {:?}>", self.snap, self.state);
Dec 11 19:00:35.854 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:00:35.854 INFO [stderr]    |
Dec 11 19:00:35.854 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 19:00:35.854 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:00:35.854 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 11 19:00:35.854 INFO [stderr] 
Dec 11 19:00:36.116 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 19:00:36.116 INFO [stderr]   --> src/main.rs:66:9
Dec 11 19:00:36.116 INFO [stderr]    |
Dec 11 19:00:36.116 INFO [stderr] 66 |         write!(fmt, "<Snapshot {:?} {:?}>", self.snap, self.state);
Dec 11 19:00:36.116 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:00:36.116 INFO [stderr]    |
Dec 11 19:00:36.116 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 19:00:36.116 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 19:00:36.116 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 11 19:00:36.116 INFO [stderr] 
Dec 11 19:00:36.142 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.55s
Dec 11 19:00:36.143 INFO [stderr] su: No module specific data is present
Dec 11 19:00:36.608 INFO running `"docker" "inspect" "4e3b79141dfde80425664b4503dbe75124847d92ab787478663fc64b6f72ae3c"`
Dec 11 19:00:36.762 INFO running `"docker" "rm" "-f" "4e3b79141dfde80425664b4503dbe75124847d92ab787478663fc64b6f72ae3c"`
Dec 11 19:00:36.835 INFO [stdout] 4e3b79141dfde80425664b4503dbe75124847d92ab787478663fc64b6f72ae3c