[INFO] updating cached repository asonix/rust-worker-pool
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/asonix/rust-worker-pool
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/asonix/rust-worker-pool" "work/ex/beta-1.37-6/sources/1.36.0/gh/asonix/rust-worker-pool"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/asonix/rust-worker-pool'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/asonix/rust-worker-pool" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/asonix/rust-worker-pool"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/asonix/rust-worker-pool'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d464e0bf404bfb5a59323e13d9b41cfdda61c2f0
[INFO] sha for GitHub repo asonix/rust-worker-pool: d464e0bf404bfb5a59323e13d9b41cfdda61c2f0
[INFO] validating manifest of asonix/rust-worker-pool on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of asonix/rust-worker-pool on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing asonix/rust-worker-pool
[INFO] finished frobbing asonix/rust-worker-pool
[INFO] frobbed toml for asonix/rust-worker-pool written to work/ex/beta-1.37-6/sources/1.36.0/gh/asonix/rust-worker-pool/Cargo.toml
[INFO] started frobbing asonix/rust-worker-pool
[INFO] finished frobbing asonix/rust-worker-pool
[INFO] frobbed toml for asonix/rust-worker-pool written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/asonix/rust-worker-pool/Cargo.toml
[INFO] crate asonix/rust-worker-pool already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing asonix/rust-worker-pool against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/asonix/rust-worker-pool:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 2be1f994c74bf06bcb01eda91086a63a59ec18b57b519c8381717345750240b0
[INFO] running `"docker" "start" "-a" "2be1f994c74bf06bcb01eda91086a63a59ec18b57b519c8381717345750240b0"`
[INFO] [stderr]    Compiling nbchan v0.1.0
[INFO] [stderr]    Compiling splay_tree v0.2.8
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling handy_async v0.2.12
[INFO] [stderr]    Compiling relay v0.1.0
[INFO] [stderr]    Compiling mime v0.3.5
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.7
[INFO] [stderr]    Compiling hyper v0.11.6
[INFO] [stderr]    Compiling fibers v0.1.8
[INFO] [stderr]    Compiling worker-pool v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.95s
[INFO] running `"docker" "inspect" "2be1f994c74bf06bcb01eda91086a63a59ec18b57b519c8381717345750240b0"`
[INFO] running `"docker" "rm" "-f" "2be1f994c74bf06bcb01eda91086a63a59ec18b57b519c8381717345750240b0"`
[INFO] [stdout] 2be1f994c74bf06bcb01eda91086a63a59ec18b57b519c8381717345750240b0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/asonix/rust-worker-pool:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] cc81c4e7c52fd4d9a8e98f7bc810a7aeb1ef766439c509c088e967cb9772877a
[INFO] running `"docker" "start" "-a" "cc81c4e7c52fd4d9a8e98f7bc810a7aeb1ef766439c509c088e967cb9772877a"`
[INFO] [stderr]    Compiling worker-pool v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `"docker" "inspect" "cc81c4e7c52fd4d9a8e98f7bc810a7aeb1ef766439c509c088e967cb9772877a"`
[INFO] running `"docker" "rm" "-f" "cc81c4e7c52fd4d9a8e98f7bc810a7aeb1ef766439c509c088e967cb9772877a"`
[INFO] [stdout] cc81c4e7c52fd4d9a8e98f7bc810a7aeb1ef766439c509c088e967cb9772877a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/asonix/rust-worker-pool:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] b9462b83386a4f97388b501280f8038932082acdb5a10b861022acd00b7e081d
[INFO] running `"docker" "start" "-a" "b9462b83386a4f97388b501280f8038932082acdb5a10b861022acd00b7e081d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/worker_pool-f892f8a987fe9d98
[INFO] [stderr]      Running /opt/crater/target/debug/deps/client-238c9654fa60e398
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/server-2dd427714ae82149
[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] [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] [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] [stderr]    Doc-tests worker-pool
[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" "b9462b83386a4f97388b501280f8038932082acdb5a10b861022acd00b7e081d"`
[INFO] running `"docker" "rm" "-f" "b9462b83386a4f97388b501280f8038932082acdb5a10b861022acd00b7e081d"`
[INFO] [stdout] b9462b83386a4f97388b501280f8038932082acdb5a10b861022acd00b7e081d