[INFO] crate nitric-component 0.1.0 is already in cache
[INFO] extracting crate nitric-component 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/nitric-component/0.1.0
[INFO] extracting crate nitric-component 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nitric-component/0.1.0
[INFO] validating manifest of nitric-component-0.1.0 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 nitric-component-0.1.0 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 nitric-component-0.1.0
[INFO] finished frobbing nitric-component-0.1.0
[INFO] frobbed toml for nitric-component-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/nitric-component/0.1.0/Cargo.toml
[INFO] started frobbing nitric-component-0.1.0
[INFO] finished frobbing nitric-component-0.1.0
[INFO] frobbed toml for nitric-component-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nitric-component/0.1.0/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 nitric-component-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nitric-component/0.1.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 77c2cd9fae744c258b7fc4ecf985cda9c46152ef3a0869ea6f97d49a0bd6e425
[INFO] running `"docker" "start" "-a" "77c2cd9fae744c258b7fc4ecf985cda9c46152ef3a0869ea6f97d49a0bd6e425"`
[INFO] [stderr]    Compiling err-derive v0.1.5
[INFO] [stderr]    Compiling nitric-component v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]   --> src/lib.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub mod prelude;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![warn(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `"docker" "inspect" "77c2cd9fae744c258b7fc4ecf985cda9c46152ef3a0869ea6f97d49a0bd6e425"`
[INFO] running `"docker" "rm" "-f" "77c2cd9fae744c258b7fc4ecf985cda9c46152ef3a0869ea6f97d49a0bd6e425"`
[INFO] [stdout] 77c2cd9fae744c258b7fc4ecf985cda9c46152ef3a0869ea6f97d49a0bd6e425
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nitric-component/0.1.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a2593be99a854fc53da033d431b664c96543aab26f910da032494da9eecb3ad0
[INFO] running `"docker" "start" "-a" "a2593be99a854fc53da033d431b664c96543aab26f910da032494da9eecb3ad0"`
[INFO] [stderr]    Compiling nitric-component v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "a2593be99a854fc53da033d431b664c96543aab26f910da032494da9eecb3ad0"`
[INFO] running `"docker" "rm" "-f" "a2593be99a854fc53da033d431b664c96543aab26f910da032494da9eecb3ad0"`
[INFO] [stdout] a2593be99a854fc53da033d431b664c96543aab26f910da032494da9eecb3ad0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nitric-component/0.1.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 4d66415c2aef30f6d8ea81bd33775f843ae50afe6d506ba0b2522f7a91146537
[INFO] running `"docker" "start" "-a" "4d66415c2aef30f6d8ea81bd33775f843ae50afe6d506ba0b2522f7a91146537"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nitric_component-9efaed8da657ad55
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test impls::flat_allocator::tests::assert_deleted ... ok
[INFO] [stdout] test impls::flat_allocator::tests::try_delete ... ok
[INFO] [stdout] test impls::flat_bit_set::tests::add ... ok
[INFO] [stdout] test impls::flat_bit_set::tests::contains ... ok
[INFO] [stdout] test impls::flat_bit_set::tests::empty ... ok
[INFO] [stdout] test impls::flat_bit_set::tests::ensure_size ... ok
[INFO] [stdout] test impls::flat_bit_set::tests::remove ... ok
[INFO] [stdout] test impls::flat_id::tests::invalid_id ... ok
[INFO] [stdout] test impls::tv_storage::tests::double_remove ... ok
[INFO] [stdout] test impls::tv_storage::tests::get ... ok
[INFO] [stdout] test impls::tv_storage::tests::get_mut ... ok
[INFO] [stdout] test impls::tv_storage::tests::insert ... ok
[INFO] [stdout] test impls::tv_storage::tests::new ... ok
[INFO] [stdout] test impls::usize_allocator::tests::is_flagged ... ok
[INFO] [stdout] test impls::tv_storage::tests::remove ... ok
[INFO] [stdout] test impls::usize_allocator::tests::is_valid ... ok
[INFO] [stdout] test impls::usize_allocator::tests::checked_inc ... ok
[INFO] [stdout] test impls::usize_allocator::tests::num_valid ... ok
[INFO] [stdout] test impls::usize_allocator::tests::num_valid_hint ... ok
[INFO] [stdout] test impls::usize_allocator::tests::new ... ok
[INFO] [stdout] test impls::flat_allocator::tests::checked ... ok
[INFO] [stdout] test util::tests::basic ... ok
[INFO] [stdout] test util::tests::debug ... ok
[INFO] [stdout] test impls::usize_allocator::tests::try_delete ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nitric-component
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/impls/flat_id.rs - impls::flat_id::FlatUsize (line 12) ... 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" "4d66415c2aef30f6d8ea81bd33775f843ae50afe6d506ba0b2522f7a91146537"`
[INFO] running `"docker" "rm" "-f" "4d66415c2aef30f6d8ea81bd33775f843ae50afe6d506ba0b2522f7a91146537"`
[INFO] [stdout] 4d66415c2aef30f6d8ea81bd33775f843ae50afe6d506ba0b2522f7a91146537