Nov 28 05:54:27.291 INFO checking eminence/snapshot_trim against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 05:54:27.292 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 05:54:27.732 INFO [stdout] f7f3c48963d35ce9377a5b09a7b0d5ea58f68f483c406976c851a47a264cc095
Nov 28 05:54:27.740 INFO running `"docker" "start" "-a" "f7f3c48963d35ce9377a5b09a7b0d5ea58f68f483c406976c851a47a264cc095"`
Nov 28 05:54:29.200 INFO [stderr] usermod: no changes
Nov 28 05:54:29.350 INFO [stderr]     Checking toml v0.4.5
Nov 28 05:54:29.373 INFO [stderr]     Checking docopt v0.8.1
Nov 28 05:54:32.796 INFO [stderr]     Checking snapshot_trim v0.1.0 (/source)
Nov 28 05:54:34.300 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 05:54:34.300 INFO [stderr]   --> src/main.rs:66:9
Nov 28 05:54:34.300 INFO [stderr]    |
Nov 28 05:54:34.300 INFO [stderr] 66 |         write!(fmt, "<Snapshot {:?} {:?}>", self.snap, self.state);
Nov 28 05:54:34.300 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:54:34.300 INFO [stderr]    |
Nov 28 05:54:34.300 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 05:54:34.300 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 05:54:34.300 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)
Nov 28 05:54:34.300 INFO [stderr] 
Nov 28 05:54:34.448 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 05:54:34.448 INFO [stderr]   --> src/main.rs:66:9
Nov 28 05:54:34.448 INFO [stderr]    |
Nov 28 05:54:34.448 INFO [stderr] 66 |         write!(fmt, "<Snapshot {:?} {:?}>", self.snap, self.state);
Nov 28 05:54:34.448 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:54:34.448 INFO [stderr]    |
Nov 28 05:54:34.448 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 05:54:34.448 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 05:54:34.448 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)
Nov 28 05:54:34.448 INFO [stderr] 
Nov 28 05:54:34.501 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.28s
Nov 28 05:54:34.513 INFO [stderr] su: No module specific data is present
Nov 28 05:54:35.378 INFO running `"docker" "inspect" "f7f3c48963d35ce9377a5b09a7b0d5ea58f68f483c406976c851a47a264cc095"`
Nov 28 05:54:35.742 INFO running `"docker" "rm" "-f" "f7f3c48963d35ce9377a5b09a7b0d5ea58f68f483c406976c851a47a264cc095"`
Nov 28 05:54:36.062 INFO [stdout] f7f3c48963d35ce9377a5b09a7b0d5ea58f68f483c406976c851a47a264cc095