Dec 03 02:38:50.881 INFO testing lmdb-0.8.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 02:38:50.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 02:38:51.242 INFO [stdout] 57957a26910b83ab0d2347f7e3cc7a4ae1111a75a0a63b1ee73e1277f2b4a11a
Dec 03 02:38:51.247 INFO running `"docker" "start" "-a" "57957a26910b83ab0d2347f7e3cc7a4ae1111a75a0a63b1ee73e1277f2b4a11a"`
Dec 03 02:38:51.744 INFO [stderr] usermod: no changes
Dec 03 02:38:51.779 INFO [stderr]    Compiling lmdb v0.8.0 (/source)
Dec 03 02:38:52.956 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
Dec 03 02:38:52.959 INFO [stderr] su: No module specific data is present
Dec 03 02:38:53.239 INFO running `"docker" "inspect" "57957a26910b83ab0d2347f7e3cc7a4ae1111a75a0a63b1ee73e1277f2b4a11a"`
Dec 03 02:38:53.340 INFO running `"docker" "rm" "-f" "57957a26910b83ab0d2347f7e3cc7a4ae1111a75a0a63b1ee73e1277f2b4a11a"`
Dec 03 02:38:53.410 INFO [stdout] 57957a26910b83ab0d2347f7e3cc7a4ae1111a75a0a63b1ee73e1277f2b4a11a
Dec 03 02:38:53.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 02:38:53.589 INFO [stdout] e9dde9c5f5ee3013e063bfd30aee19c47602f714dbdd706151398dfcd9e6101a
Dec 03 02:38:53.593 INFO running `"docker" "start" "-a" "e9dde9c5f5ee3013e063bfd30aee19c47602f714dbdd706151398dfcd9e6101a"`
Dec 03 02:38:54.405 INFO [stderr] usermod: no changes
Dec 03 02:38:54.464 INFO [stderr]    Compiling lmdb v0.8.0 (/source)
Dec 03 02:38:55.287 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 02:38:55.287 INFO [stderr]  --> src/lib.rs:4:19
Dec 03 02:38:55.287 INFO [stderr]   |
Dec 03 02:38:55.288 INFO [stderr] 4 | #![cfg_attr(test, feature(test))]
Dec 03 02:38:55.288 INFO [stderr]   |                   ^^^^^^^^^^^^^
Dec 03 02:38:55.288 INFO [stderr] 
Dec 03 02:38:55.295 INFO [stderr] error: aborting due to previous error
Dec 03 02:38:55.295 INFO [stderr] 
Dec 03 02:38:55.295 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 02:38:55.303 INFO [stderr] error: Could not compile `lmdb`.
Dec 03 02:38:55.303 INFO [stderr] 
Dec 03 02:38:55.303 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 02:38:55.306 INFO [stderr] su: No module specific data is present
Dec 03 02:38:55.574 INFO running `"docker" "inspect" "e9dde9c5f5ee3013e063bfd30aee19c47602f714dbdd706151398dfcd9e6101a"`
Dec 03 02:38:55.691 INFO running `"docker" "rm" "-f" "e9dde9c5f5ee3013e063bfd30aee19c47602f714dbdd706151398dfcd9e6101a"`
Dec 03 02:38:55.827 INFO [stdout] e9dde9c5f5ee3013e063bfd30aee19c47602f714dbdd706151398dfcd9e6101a