[INFO] fetching crate double-checked-cell 2.0.1...
[INFO] extracting crate double-checked-cell 2.0.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/double-checked-cell/2.0.1
[INFO] extracting crate double-checked-cell 2.0.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/double-checked-cell/2.0.1
[INFO] validating manifest of double-checked-cell-2.0.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of double-checked-cell-2.0.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing double-checked-cell-2.0.1
[INFO] finished frobbing double-checked-cell-2.0.1
[INFO] frobbed toml for double-checked-cell-2.0.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/double-checked-cell/2.0.1/Cargo.toml
[INFO] started frobbing double-checked-cell-2.0.1
[INFO] finished frobbing double-checked-cell-2.0.1
[INFO] frobbed toml for double-checked-cell-2.0.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/double-checked-cell/2.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing double-checked-cell-2.0.1 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/double-checked-cell/2.0.1:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 751a057cdc4d8f2daa32860e37f42a2c028d26c2b68d8846f3d032886260e30b
[INFO] running `"docker" "start" "-a" "751a057cdc4d8f2daa32860e37f42a2c028d26c2b68d8846f3d032886260e30b"`
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling double-checked-cell v2.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "751a057cdc4d8f2daa32860e37f42a2c028d26c2b68d8846f3d032886260e30b"`
[INFO] running `"docker" "rm" "-f" "751a057cdc4d8f2daa32860e37f42a2c028d26c2b68d8846f3d032886260e30b"`
[INFO] [stdout] 751a057cdc4d8f2daa32860e37f42a2c028d26c2b68d8846f3d032886260e30b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/double-checked-cell/2.0.1:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 058bee90d68dae4c87753df41c884c8bf55bbd3fe309a6d9004bdedfd0a7998f
[INFO] running `"docker" "start" "-a" "058bee90d68dae4c87753df41c884c8bf55bbd3fe309a6d9004bdedfd0a7998f"`
[INFO] [stderr]    Compiling variance v0.1.3
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling scopeguard v0.1.2
[INFO] [stderr]    Compiling scoped-pool v1.0.0
[INFO] [stderr]    Compiling double-checked-cell v2.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `"docker" "inspect" "058bee90d68dae4c87753df41c884c8bf55bbd3fe309a6d9004bdedfd0a7998f"`
[INFO] running `"docker" "rm" "-f" "058bee90d68dae4c87753df41c884c8bf55bbd3fe309a6d9004bdedfd0a7998f"`
[INFO] [stdout] 058bee90d68dae4c87753df41c884c8bf55bbd3fe309a6d9004bdedfd0a7998f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/double-checked-cell/2.0.1:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 4e72b406f1c2fcb4720beb8f489a75da99218aaf6dbaa4a9cfa19c56d2d55fb8
[INFO] running `"docker" "start" "-a" "4e72b406f1c2fcb4720beb8f489a75da99218aaf6dbaa4a9cfa19c56d2d55fb8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/double_checked_cell-075998015fd6a772
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_sync_send ... ok
[INFO] [stdout] test tests::test_drop ... ok
[INFO] [stdout] test tests::test_threading ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests double-checked-cell
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs -  (line 95) ... ignored
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::get_or_init (line 208) ... ok
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::new (line 146) ... ok
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::get_or_try_init (line 243) ... ok
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::into_inner (line 316) ... ok
[INFO] [stdout] test src/lib.rs - DoubleCheckedCell<T>::get (line 187) ... ok
[INFO] [stdout] test src/lib.rs -  (line 70) ... ok
[INFO] [stdout] test src/lib.rs -  (line 43) ... ok
[INFO] [stdout] test src/lib.rs -  (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4e72b406f1c2fcb4720beb8f489a75da99218aaf6dbaa4a9cfa19c56d2d55fb8"`
[INFO] running `"docker" "rm" "-f" "4e72b406f1c2fcb4720beb8f489a75da99218aaf6dbaa4a9cfa19c56d2d55fb8"`
[INFO] [stdout] 4e72b406f1c2fcb4720beb8f489a75da99218aaf6dbaa4a9cfa19c56d2d55fb8