[INFO] crate async-change-tracker 0.1.0 is already in cache
[INFO] extracting crate async-change-tracker 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/async-change-tracker/0.1.0
[INFO] extracting crate async-change-tracker 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/async-change-tracker/0.1.0
[INFO] validating manifest of async-change-tracker-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 async-change-tracker-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 async-change-tracker-0.1.0
[INFO] finished frobbing async-change-tracker-0.1.0
[INFO] frobbed toml for async-change-tracker-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/async-change-tracker/0.1.0/Cargo.toml
[INFO] started frobbing async-change-tracker-0.1.0
[INFO] finished frobbing async-change-tracker-0.1.0
[INFO] frobbed toml for async-change-tracker-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/async-change-tracker/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 async-change-tracker-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-1/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/async-change-tracker/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] e0fab76593316b18af73fd659b4fb89a50ddce4a584f25a3ed882f566cdf0675
[INFO] running `"docker" "start" "-a" "e0fab76593316b18af73fd659b4fb89a50ddce4a584f25a3ed882f566cdf0675"`
[INFO] [stderr]    Compiling async-change-tracker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "e0fab76593316b18af73fd659b4fb89a50ddce4a584f25a3ed882f566cdf0675"`
[INFO] running `"docker" "rm" "-f" "e0fab76593316b18af73fd659b4fb89a50ddce4a584f25a3ed882f566cdf0675"`
[INFO] [stdout] e0fab76593316b18af73fd659b4fb89a50ddce4a584f25a3ed882f566cdf0675
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/async-change-tracker/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] 0f1b2bf937899164c3ad4321a2737f372ed476d6713c19c4ed7faabe7a4f7fcc
[INFO] running `"docker" "start" "-a" "0f1b2bf937899164c3ad4321a2737f372ed476d6713c19c4ed7faabe7a4f7fcc"`
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling async-change-tracker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.13s
[INFO] running `"docker" "inspect" "0f1b2bf937899164c3ad4321a2737f372ed476d6713c19c4ed7faabe7a4f7fcc"`
[INFO] running `"docker" "rm" "-f" "0f1b2bf937899164c3ad4321a2737f372ed476d6713c19c4ed7faabe7a4f7fcc"`
[INFO] [stdout] 0f1b2bf937899164c3ad4321a2737f372ed476d6713c19c4ed7faabe7a4f7fcc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/async-change-tracker/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] 766d0257d456cb64dafad7578d6817641cbf6715dd89988efd4475daac8c4152
[INFO] running `"docker" "start" "-a" "766d0257d456cb64dafad7578d6817641cbf6715dd89988efd4475daac8c4152"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/async_change_tracker-c2d72b7bb9da845a
[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] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_change_tracker-e9b995656b8365e7
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_multiple_changes_no_rx ... ok
[INFO] [stdout] test test_dropped_rx ... ok
[INFO] [stdout] test test_change_tracker ... ok
[INFO] [stdout] test test_multithreaded_change_tracker ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-change-tracker
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 22) ... 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" "766d0257d456cb64dafad7578d6817641cbf6715dd89988efd4475daac8c4152"`
[INFO] running `"docker" "rm" "-f" "766d0257d456cb64dafad7578d6817641cbf6715dd89988efd4475daac8c4152"`
[INFO] [stdout] 766d0257d456cb64dafad7578d6817641cbf6715dd89988efd4475daac8c4152