[INFO] updating cached repository kbacha/overload-bounded-async-channel
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kbacha/overload-bounded-async-channel
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kbacha/overload-bounded-async-channel" "work/ex/beta-1.38-1/sources/1.37.0/gh/kbacha/overload-bounded-async-channel"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kbacha/overload-bounded-async-channel'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kbacha/overload-bounded-async-channel" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kbacha/overload-bounded-async-channel"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kbacha/overload-bounded-async-channel'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1fda4055d5f1988acc8b2d10f320dc75a507ee64
[INFO] sha for GitHub repo kbacha/overload-bounded-async-channel: 1fda4055d5f1988acc8b2d10f320dc75a507ee64
[INFO] validating manifest of kbacha/overload-bounded-async-channel 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 kbacha/overload-bounded-async-channel 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 kbacha/overload-bounded-async-channel
[INFO] finished frobbing kbacha/overload-bounded-async-channel
[INFO] frobbed toml for kbacha/overload-bounded-async-channel written to work/ex/beta-1.38-1/sources/1.37.0/gh/kbacha/overload-bounded-async-channel/Cargo.toml
[INFO] started frobbing kbacha/overload-bounded-async-channel
[INFO] finished frobbing kbacha/overload-bounded-async-channel
[INFO] frobbed toml for kbacha/overload-bounded-async-channel written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kbacha/overload-bounded-async-channel/Cargo.toml
[INFO] crate kbacha/overload-bounded-async-channel already has a lockfile, it will not be regenerated
[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 kbacha/overload-bounded-async-channel 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kbacha/overload-bounded-async-channel:/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] 43b83aa83a9f1b18a48e216da5c42dfb0b0ad2458a890600ed88090cc35288b7
[INFO] running `"docker" "start" "-a" "43b83aa83a9f1b18a48e216da5c42dfb0b0ad2458a890600ed88090cc35288b7"`
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.5
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-fs v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.7
[INFO] [stderr]    Compiling overload-bounded-async-channel v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `futures::prelude::*`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.05s
[INFO] running `"docker" "inspect" "43b83aa83a9f1b18a48e216da5c42dfb0b0ad2458a890600ed88090cc35288b7"`
[INFO] running `"docker" "rm" "-f" "43b83aa83a9f1b18a48e216da5c42dfb0b0ad2458a890600ed88090cc35288b7"`
[INFO] [stdout] 43b83aa83a9f1b18a48e216da5c42dfb0b0ad2458a890600ed88090cc35288b7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kbacha/overload-bounded-async-channel:/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] ca232e639f28f48f3bd31aa5010e2f81e977b92c30e1433797520659340d6723
[INFO] running `"docker" "start" "-a" "ca232e639f28f48f3bd31aa5010e2f81e977b92c30e1433797520659340d6723"`
[INFO] [stderr]    Compiling overload-bounded-async-channel v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `futures::prelude::*`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "ca232e639f28f48f3bd31aa5010e2f81e977b92c30e1433797520659340d6723"`
[INFO] running `"docker" "rm" "-f" "ca232e639f28f48f3bd31aa5010e2f81e977b92c30e1433797520659340d6723"`
[INFO] [stdout] ca232e639f28f48f3bd31aa5010e2f81e977b92c30e1433797520659340d6723
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kbacha/overload-bounded-async-channel:/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] b1b38217bb04874d9d265db669715ad8dd80b47d86d51f6eab37f9685aa6037c
[INFO] running `"docker" "start" "-a" "b1b38217bb04874d9d265db669715ad8dd80b47d86d51f6eab37f9685aa6037c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/overload_bounded_async_channel-326492593f05b2f7
[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] running `"docker" "inspect" "b1b38217bb04874d9d265db669715ad8dd80b47d86d51f6eab37f9685aa6037c"`
[INFO] running `"docker" "rm" "-f" "b1b38217bb04874d9d265db669715ad8dd80b47d86d51f6eab37f9685aa6037c"`
[INFO] [stdout] b1b38217bb04874d9d265db669715ad8dd80b47d86d51f6eab37f9685aa6037c