[INFO] crate nbchan 0.1.3 is already in cache
[INFO] extracting crate nbchan 0.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/nbchan/0.1.3
[INFO] extracting crate nbchan 0.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nbchan/0.1.3
[INFO] validating manifest of nbchan-0.1.3 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 nbchan-0.1.3 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 nbchan-0.1.3
[INFO] finished frobbing nbchan-0.1.3
[INFO] frobbed toml for nbchan-0.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/nbchan/0.1.3/Cargo.toml
[INFO] started frobbing nbchan-0.1.3
[INFO] finished frobbing nbchan-0.1.3
[INFO] frobbed toml for nbchan-0.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nbchan/0.1.3/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 nbchan-0.1.3 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/nbchan/0.1.3:/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] 35337ed9be21539dc7b2fec5704eef4dcaabfe469df0de718ca2d21132de2b38
[INFO] running `"docker" "start" "-a" "35337ed9be21539dc7b2fec5704eef4dcaabfe469df0de718ca2d21132de2b38"`
[INFO] [stderr]    Compiling nbchan v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "35337ed9be21539dc7b2fec5704eef4dcaabfe469df0de718ca2d21132de2b38"`
[INFO] running `"docker" "rm" "-f" "35337ed9be21539dc7b2fec5704eef4dcaabfe469df0de718ca2d21132de2b38"`
[INFO] [stdout] 35337ed9be21539dc7b2fec5704eef4dcaabfe469df0de718ca2d21132de2b38
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/nbchan/0.1.3:/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] f6029a6abb2b2d5dfb20dcce0b694debab386e137cc14ea80f7353d10e578f81
[INFO] running `"docker" "start" "-a" "f6029a6abb2b2d5dfb20dcce0b694debab386e137cc14ea80f7353d10e578f81"`
[INFO] [stderr]    Compiling nbchan v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `"docker" "inspect" "f6029a6abb2b2d5dfb20dcce0b694debab386e137cc14ea80f7353d10e578f81"`
[INFO] running `"docker" "rm" "-f" "f6029a6abb2b2d5dfb20dcce0b694debab386e137cc14ea80f7353d10e578f81"`
[INFO] [stdout] f6029a6abb2b2d5dfb20dcce0b694debab386e137cc14ea80f7353d10e578f81
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/nbchan/0.1.3:/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] 8f6e98881349c33d12ba65b95e241924d1526be1b22a91406b1983b3179a9fe7
[INFO] running `"docker" "start" "-a" "8f6e98881349c33d12ba65b95e241924d1526be1b22a91406b1983b3179a9fe7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nbchan-b2dbb2a992dffcdb
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test oneshot::test::unused ... ok
[INFO] [stdout] test queue::test::consumer_dropped_works ... ok
[INFO] [stdout] test oneshot::test::send_succeeds ... ok
[INFO] [stdout] test oneshot::test::send_fails ... ok
[INFO] [stdout] test oneshot::test::send_and_recv_succeeds ... ok
[INFO] [stdout] test oneshot::test::recv_fails ... ok
[INFO] [stdout] test queue::test::single_enqueuing_works ... ok
[INFO] [stdout] test queue::test::single_producer_works ... ok
[INFO] [stdout] test mpsc::test::async_channel_works ... ok
[INFO] [stdout] test mpsc::test::sync_channel_works ... ok
[INFO] [stdout] test queue::test::producer_dropped_works ... ok
[INFO] [stdout] test queue::test::multiple_producer_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nbchan
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/oneshot.rs - oneshot (line 7) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot::Sender<T>::send (line 82) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot::channel (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8f6e98881349c33d12ba65b95e241924d1526be1b22a91406b1983b3179a9fe7"`
[INFO] running `"docker" "rm" "-f" "8f6e98881349c33d12ba65b95e241924d1526be1b22a91406b1983b3179a9fe7"`
[INFO] [stdout] 8f6e98881349c33d12ba65b95e241924d1526be1b22a91406b1983b3179a9fe7