[INFO] crate seqlock 0.1.1 is already in cache
[INFO] extracting crate seqlock 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/seqlock/0.1.1
[INFO] extracting crate seqlock 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/seqlock/0.1.1
[INFO] validating manifest of seqlock-0.1.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of seqlock-0.1.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing seqlock-0.1.1
[INFO] finished frobbing seqlock-0.1.1
[INFO] frobbed toml for seqlock-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/seqlock/0.1.1/Cargo.toml
[INFO] started frobbing seqlock-0.1.1
[INFO] finished frobbing seqlock-0.1.1
[INFO] frobbed toml for seqlock-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/seqlock/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing seqlock-0.1.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/seqlock/0.1.1:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 131c725c5b5fe9aea54fbd8fe4115192996b5b2a1589a7a9925fe1c9e8f715cd
[INFO] running `"docker" "start" "-a" "131c725c5b5fe9aea54fbd8fe4115192996b5b2a1589a7a9925fe1c9e8f715cd"`
[INFO] [stderr]    Compiling parking_lot v0.2.8
[INFO] [stderr]    Compiling seqlock v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/lib.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         unsafe { self.data.into_inner() }
[INFO] [stderr]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_unsafe)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `"docker" "inspect" "131c725c5b5fe9aea54fbd8fe4115192996b5b2a1589a7a9925fe1c9e8f715cd"`
[INFO] running `"docker" "rm" "-f" "131c725c5b5fe9aea54fbd8fe4115192996b5b2a1589a7a9925fe1c9e8f715cd"`
[INFO] [stdout] 131c725c5b5fe9aea54fbd8fe4115192996b5b2a1589a7a9925fe1c9e8f715cd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/seqlock/0.1.1:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1c53fea69e84b127322bd3c0146e9f81cd89b6d6a4244c3deff228be9ea94aa8
[INFO] running `"docker" "start" "-a" "1c53fea69e84b127322bd3c0146e9f81cd89b6d6a4244c3deff228be9ea94aa8"`
[INFO] [stderr]    Compiling seqlock v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/lib.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         unsafe { self.data.into_inner() }
[INFO] [stderr]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_unsafe)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "1c53fea69e84b127322bd3c0146e9f81cd89b6d6a4244c3deff228be9ea94aa8"`
[INFO] running `"docker" "rm" "-f" "1c53fea69e84b127322bd3c0146e9f81cd89b6d6a4244c3deff228be9ea94aa8"`
[INFO] [stdout] 1c53fea69e84b127322bd3c0146e9f81cd89b6d6a4244c3deff228be9ea94aa8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/seqlock/0.1.1:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 7dca4df1d227eb80dd2e349de67a863488e7f15c31bdd2536d46737574f74e22
[INFO] running `"docker" "start" "-a" "7dca4df1d227eb80dd2e349de67a863488e7f15c31bdd2536d46737574f74e22"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/seqlock-aca84ed45e5cc779
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests seqlock
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 44) ... 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" "7dca4df1d227eb80dd2e349de67a863488e7f15c31bdd2536d46737574f74e22"`
[INFO] running `"docker" "rm" "-f" "7dca4df1d227eb80dd2e349de67a863488e7f15c31bdd2536d46737574f74e22"`
[INFO] [stdout] 7dca4df1d227eb80dd2e349de67a863488e7f15c31bdd2536d46737574f74e22