Dec 06 00:32:05.751 INFO testing eminence/snapshot_trim against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 00:32:05.751 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 00:32:05.951 INFO [stdout] 800e14dbe2243e5a9c9496a040ac2de1b2dcebec8301f2664b711a61b8b5e59e
Dec 06 00:32:05.953 INFO running `"docker" "start" "-a" "800e14dbe2243e5a9c9496a040ac2de1b2dcebec8301f2664b711a61b8b5e59e"`
Dec 06 00:32:06.783 INFO [stderr] usermod: no changes
Dec 06 00:32:06.956 INFO [stderr]    Compiling toml v0.4.5
Dec 06 00:32:06.956 INFO [stderr]    Compiling regex v0.2.3
Dec 06 00:32:11.674 INFO [stderr]    Compiling docopt v0.8.1
Dec 06 00:32:16.089 INFO [stderr]    Compiling snapshot_trim v0.1.0 (/source)
Dec 06 00:32:16.834 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 00:32:16.834 INFO [stderr]   --> src/main.rs:66:9
Dec 06 00:32:16.834 INFO [stderr]    |
Dec 06 00:32:16.834 INFO [stderr] 66 |         write!(fmt, "<Snapshot {:?} {:?}>", self.snap, self.state);
Dec 06 00:32:16.834 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 00:32:16.834 INFO [stderr]    |
Dec 06 00:32:16.834 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 00:32:16.834 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 00:32:16.834 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 00:32:16.834 INFO [stderr] 
Dec 06 00:32:18.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.33s
Dec 06 00:32:18.156 INFO [stderr] su: No module specific data is present
Dec 06 00:32:18.878 INFO running `"docker" "inspect" "800e14dbe2243e5a9c9496a040ac2de1b2dcebec8301f2664b711a61b8b5e59e"`
Dec 06 00:32:19.090 INFO running `"docker" "rm" "-f" "800e14dbe2243e5a9c9496a040ac2de1b2dcebec8301f2664b711a61b8b5e59e"`
Dec 06 00:32:19.408 INFO [stdout] 800e14dbe2243e5a9c9496a040ac2de1b2dcebec8301f2664b711a61b8b5e59e
Dec 06 00:32:19.414 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 00:32:19.696 INFO [stdout] 46662af6492b5b346910f8e66a7c2a8b128dafca9fcb584994993b88b4796799
Dec 06 00:32:19.698 INFO running `"docker" "start" "-a" "46662af6492b5b346910f8e66a7c2a8b128dafca9fcb584994993b88b4796799"`
Dec 06 00:32:20.508 INFO [stderr] usermod: no changes
Dec 06 00:32:20.604 INFO [stderr]    Compiling snapshot_trim v0.1.0 (/source)
Dec 06 00:32:21.384 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 00:32:21.384 INFO [stderr]   --> src/main.rs:66:9
Dec 06 00:32:21.384 INFO [stderr]    |
Dec 06 00:32:21.384 INFO [stderr] 66 |         write!(fmt, "<Snapshot {:?} {:?}>", self.snap, self.state);
Dec 06 00:32:21.384 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 00:32:21.384 INFO [stderr]    |
Dec 06 00:32:21.384 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 00:32:21.384 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 00:32:21.384 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 00:32:21.384 INFO [stderr] 
Dec 06 00:32:21.754 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Dec 06 00:32:21.760 INFO [stderr] su: No module specific data is present
Dec 06 00:32:22.497 INFO running `"docker" "inspect" "46662af6492b5b346910f8e66a7c2a8b128dafca9fcb584994993b88b4796799"`
Dec 06 00:32:22.694 INFO running `"docker" "rm" "-f" "46662af6492b5b346910f8e66a7c2a8b128dafca9fcb584994993b88b4796799"`
Dec 06 00:32:22.901 INFO [stdout] 46662af6492b5b346910f8e66a7c2a8b128dafca9fcb584994993b88b4796799
Dec 06 00:32:22.906 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 00:32:23.165 INFO [stdout] 6aaf15595ea0087140a1ba6d6ce71a2bd514ec24c1f6b35b684fa2b3d934a07a
Dec 06 00:32:23.166 INFO running `"docker" "start" "-a" "6aaf15595ea0087140a1ba6d6ce71a2bd514ec24c1f6b35b684fa2b3d934a07a"`
Dec 06 00:32:23.727 INFO [stderr] usermod: no changes
Dec 06 00:32:23.791 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 06 00:32:23.792 INFO [stderr]      Running /target/debug/deps/snapshot_trim-23b7af35730a81a4
Dec 06 00:32:23.801 INFO [stderr] su: No module specific data is present
Dec 06 00:32:23.801 INFO [stdout] 
Dec 06 00:32:23.801 INFO [stdout] running 0 tests
Dec 06 00:32:23.801 INFO [stdout] 
Dec 06 00:32:23.801 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 00:32:23.801 INFO [stdout] 
Dec 06 00:32:24.153 INFO running `"docker" "inspect" "6aaf15595ea0087140a1ba6d6ce71a2bd514ec24c1f6b35b684fa2b3d934a07a"`
Dec 06 00:32:24.349 INFO running `"docker" "rm" "-f" "6aaf15595ea0087140a1ba6d6ce71a2bd514ec24c1f6b35b684fa2b3d934a07a"`
Dec 06 00:32:24.642 INFO [stdout] 6aaf15595ea0087140a1ba6d6ce71a2bd514ec24c1f6b35b684fa2b3d934a07a