Dec 05 01:14:06.894 INFO testing xrisjc/rack against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 01:14:06.894 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 05 01:14:07.413 INFO [stdout] 9fd9d7a33bcf51d0ecf5e1fc30bae5b569de133773aa6f5dd6d2d452aef9aa4d
Dec 05 01:14:07.415 INFO running `"docker" "start" "-a" "9fd9d7a33bcf51d0ecf5e1fc30bae5b569de133773aa6f5dd6d2d452aef9aa4d"`
Dec 05 01:14:08.432 INFO [stderr] usermod: no changes
Dec 05 01:14:08.492 INFO [stderr]    Compiling rack v0.1.0 (/source)
Dec 05 01:14:09.032 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:14:09.032 INFO [stderr]   --> src/asm/mod.rs:23:9
Dec 05 01:14:09.032 INFO [stderr]    |
Dec 05 01:14:09.032 INFO [stderr] 23 |         writeln!(out, "{:016b}", encode(*command));
Dec 05 01:14:09.032 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:09.032 INFO [stderr]    |
Dec 05 01:14:09.032 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 01:14:09.032 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:14:09.032 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 05 01:14:09.032 INFO [stderr] 
Dec 05 01:14:09.970 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
Dec 05 01:14:09.971 INFO [stderr] su: No module specific data is present
Dec 05 01:14:10.222 INFO running `"docker" "inspect" "9fd9d7a33bcf51d0ecf5e1fc30bae5b569de133773aa6f5dd6d2d452aef9aa4d"`
Dec 05 01:14:10.313 INFO running `"docker" "rm" "-f" "9fd9d7a33bcf51d0ecf5e1fc30bae5b569de133773aa6f5dd6d2d452aef9aa4d"`
Dec 05 01:14:10.432 INFO [stdout] 9fd9d7a33bcf51d0ecf5e1fc30bae5b569de133773aa6f5dd6d2d452aef9aa4d
Dec 05 01:14:10.434 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 05 01:14:10.588 INFO [stdout] f274839af99d6cf2f159b186101c4f298e67bd47809b9c15bf9e2206d9fcd110
Dec 05 01:14:10.594 INFO running `"docker" "start" "-a" "f274839af99d6cf2f159b186101c4f298e67bd47809b9c15bf9e2206d9fcd110"`
Dec 05 01:14:11.172 INFO [stderr] usermod: no changes
Dec 05 01:14:11.204 INFO [stderr]    Compiling rack v0.1.0 (/source)
Dec 05 01:14:11.726 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:14:11.726 INFO [stderr]   --> src/asm/mod.rs:23:9
Dec 05 01:14:11.726 INFO [stderr]    |
Dec 05 01:14:11.726 INFO [stderr] 23 |         writeln!(out, "{:016b}", encode(*command));
Dec 05 01:14:11.726 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:11.726 INFO [stderr]    |
Dec 05 01:14:11.726 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 01:14:11.726 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:14:11.726 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 05 01:14:11.726 INFO [stderr] 
Dec 05 01:14:11.986 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 05 01:14:11.988 INFO [stderr] su: No module specific data is present
Dec 05 01:14:12.250 INFO running `"docker" "inspect" "f274839af99d6cf2f159b186101c4f298e67bd47809b9c15bf9e2206d9fcd110"`
Dec 05 01:14:12.374 INFO running `"docker" "rm" "-f" "f274839af99d6cf2f159b186101c4f298e67bd47809b9c15bf9e2206d9fcd110"`
Dec 05 01:14:12.508 INFO [stdout] f274839af99d6cf2f159b186101c4f298e67bd47809b9c15bf9e2206d9fcd110
Dec 05 01:14:12.511 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 05 01:14:12.727 INFO [stdout] 0ff10114fd3a28e7db22b7dfc847a10eb877906b68f0da2b72849be65164afc7
Dec 05 01:14:12.730 INFO running `"docker" "start" "-a" "0ff10114fd3a28e7db22b7dfc847a10eb877906b68f0da2b72849be65164afc7"`
Dec 05 01:14:13.473 INFO [stderr] usermod: no changes
Dec 05 01:14:13.489 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 01:14:13.490 INFO [stderr]      Running /target/debug/deps/rack-cbf6e03e5294345b
Dec 05 01:14:13.491 INFO [stderr]      Running /target/debug/deps/rack-1327bf924a30b099
Dec 05 01:14:13.492 INFO [stdout] 
Dec 05 01:14:13.492 INFO [stdout] running 0 tests
Dec 05 01:14:13.492 INFO [stdout] 
Dec 05 01:14:13.492 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:14:13.492 INFO [stdout] 
Dec 05 01:14:13.493 INFO [stdout] 
Dec 05 01:14:13.493 INFO [stdout] running 0 tests
Dec 05 01:14:13.493 INFO [stdout] 
Dec 05 01:14:13.493 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:14:13.493 INFO [stdout] 
Dec 05 01:14:13.493 INFO [stderr]    Doc-tests rack
Dec 05 01:14:13.640 INFO [stdout] 
Dec 05 01:14:13.640 INFO [stdout] running 0 tests
Dec 05 01:14:13.640 INFO [stdout] 
Dec 05 01:14:13.640 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:14:13.640 INFO [stdout] 
Dec 05 01:14:13.648 INFO [stderr] su: No module specific data is present
Dec 05 01:14:14.144 INFO running `"docker" "inspect" "0ff10114fd3a28e7db22b7dfc847a10eb877906b68f0da2b72849be65164afc7"`
Dec 05 01:14:14.255 INFO running `"docker" "rm" "-f" "0ff10114fd3a28e7db22b7dfc847a10eb877906b68f0da2b72849be65164afc7"`
Dec 05 01:14:14.420 INFO [stdout] 0ff10114fd3a28e7db22b7dfc847a10eb877906b68f0da2b72849be65164afc7