[INFO] crate lazycell 1.2.1 is already in cache
[INFO] extracting crate lazycell 1.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/lazycell/1.2.1
[INFO] extracting crate lazycell 1.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lazycell/1.2.1
[INFO] validating manifest of lazycell-1.2.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lazycell-1.2.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lazycell-1.2.1
[INFO] finished frobbing lazycell-1.2.1
[INFO] frobbed toml for lazycell-1.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lazycell/1.2.1/Cargo.toml
[INFO] started frobbing lazycell-1.2.1
[INFO] finished frobbing lazycell-1.2.1
[INFO] frobbed toml for lazycell-1.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lazycell/1.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lazycell-1.2.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lazycell/1.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 524516f496ecbc171742fbb9589310f4562e37c7cb85340c45105c2a549e601e
[INFO] running `"docker" "start" "-a" "524516f496ecbc171742fbb9589310f4562e37c7cb85340c45105c2a549e601e"`
[INFO] [stderr]    Compiling lazycell v1.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `"docker" "inspect" "524516f496ecbc171742fbb9589310f4562e37c7cb85340c45105c2a549e601e"`
[INFO] running `"docker" "rm" "-f" "524516f496ecbc171742fbb9589310f4562e37c7cb85340c45105c2a549e601e"`
[INFO] [stdout] 524516f496ecbc171742fbb9589310f4562e37c7cb85340c45105c2a549e601e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lazycell/1.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 89a5c4998dfd9945a8f7a630617b47abd19795ec348b07141f626c93ded83f93
[INFO] running `"docker" "start" "-a" "89a5c4998dfd9945a8f7a630617b47abd19795ec348b07141f626c93ded83f93"`
[INFO] [stderr]    Compiling lazycell v1.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "89a5c4998dfd9945a8f7a630617b47abd19795ec348b07141f626c93ded83f93"`
[INFO] running `"docker" "rm" "-f" "89a5c4998dfd9945a8f7a630617b47abd19795ec348b07141f626c93ded83f93"`
[INFO] [stdout] 89a5c4998dfd9945a8f7a630617b47abd19795ec348b07141f626c93ded83f93
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lazycell/1.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d6537bc44e9fa82caead4802a5f79591559d8be7c0bba6b94691262815cd8dc7
[INFO] running `"docker" "start" "-a" "d6537bc44e9fa82caead4802a5f79591559d8be7c0bba6b94691262815cd8dc7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lazycell-2fee84ceed8e7166
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::test_atomic_fill_and_borrow ... ok
[INFO] [stdout] test tests::test_atomic_borrow_from_empty ... ok
[INFO] [stdout] test tests::test_atomic_already_filled_panic ... ok
[INFO] [stdout] test tests::test_atomic_into_inner ... ok
[INFO] [stdout] test tests::test_already_filled_error ... ok
[INFO] [stdout] test tests::test_borrow_from_empty ... ok
[INFO] [stdout] test tests::clone_atomic ... ok
[INFO] [stdout] test tests::clone ... ok
[INFO] [stdout] test tests::test_borrow_with ... ok
[INFO] [stdout] test tests::atomic_replace ... ok
[INFO] [stdout] test tests::test_borrow_with_already_filled ... ok
[INFO] [stdout] test tests::test_borrow_mut ... ok
[INFO] [stdout] test tests::normal_replace ... ok
[INFO] [stdout] test tests::test_borrow_with_not_called_when_filled ... ok
[INFO] [stdout] test tests::test_fill_and_borrow ... ok
[INFO] [stdout] test tests::test_borrow_mut_with_already_filled ... ok
[INFO] [stdout] test tests::test_into_inner ... ok
[INFO] [stdout] test tests::test_borrow_mut_with ... ok
[INFO] [stdout] test tests::test_try_borrow_mut_with_already_filled ... ok
[INFO] [stdout] test tests::test_borrow_mut_with_not_called_when_filled ... ok
[INFO] [stdout] test tests::test_try_borrow_mut_with_ok ... ok
[INFO] [stdout] test tests::test_try_borrow_with_already_filled ... ok
[INFO] [stdout] test tests::test_try_borrow_with_err ... ok
[INFO] [stdout] test tests::test_try_borrow_mut_with_err ... ok
[INFO] [stdout] test tests::test_try_borrow_with_ok ... ok
[INFO] [stdout] test tests::test_borrow_with_sound_with_reentrancy ... ok
[INFO] [stdout] test tests::test_try_borrow_with_sound_with_reentrancy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lazycell
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d6537bc44e9fa82caead4802a5f79591559d8be7c0bba6b94691262815cd8dc7"`
[INFO] running `"docker" "rm" "-f" "d6537bc44e9fa82caead4802a5f79591559d8be7c0bba6b94691262815cd8dc7"`
[INFO] [stdout] d6537bc44e9fa82caead4802a5f79591559d8be7c0bba6b94691262815cd8dc7