[INFO] cloning repository nwtgck/piping-server-rust
[INFO] running `"git" "clone" "--bare" "git://github.com/nwtgck/piping-server-rust.git" "work/cache/sources/gh/nwtgck/piping-server-rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/nwtgck/piping-server-rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/nwtgck/piping-server-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/nwtgck/piping-server-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/nwtgck/piping-server-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nwtgck/piping-server-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nwtgck/piping-server-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nwtgck/piping-server-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cbc9836d2576b0b85329fe25a7d1e3fe50515a40
[INFO] sha for GitHub repo nwtgck/piping-server-rust: cbc9836d2576b0b85329fe25a7d1e3fe50515a40
[INFO] validating manifest of nwtgck/piping-server-rust 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 nwtgck/piping-server-rust 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 nwtgck/piping-server-rust
[INFO] finished frobbing nwtgck/piping-server-rust
[INFO] frobbed toml for nwtgck/piping-server-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/nwtgck/piping-server-rust/Cargo.toml
[INFO] started frobbing nwtgck/piping-server-rust
[INFO] finished frobbing nwtgck/piping-server-rust
[INFO] frobbed toml for nwtgck/piping-server-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nwtgck/piping-server-rust/Cargo.toml
[INFO] crate nwtgck/piping-server-rust 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing nwtgck/piping-server-rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nwtgck/piping-server-rust:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 540581ebc6b95f474403266f7459b5e87723316727cedf45e61925f89233be76
[INFO] running `"docker" "start" "-a" "540581ebc6b95f474403266f7459b5e87723316727cedf45e61925f89233be76"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling string v0.2.0
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.24
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling piping-server v0.2.3-SNAPSHOT (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "540581ebc6b95f474403266f7459b5e87723316727cedf45e61925f89233be76"`
[INFO] running `"docker" "rm" "-f" "540581ebc6b95f474403266f7459b5e87723316727cedf45e61925f89233be76"`
[INFO] [stdout] 540581ebc6b95f474403266f7459b5e87723316727cedf45e61925f89233be76
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nwtgck/piping-server-rust:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6706658453d4b6a23062e9eb69340abb964ed8ad9718040f37e365bc3b6d67f6
[INFO] running `"docker" "start" "-a" "6706658453d4b6a23062e9eb69340abb964ed8ad9718040f37e365bc3b6d67f6"`
[INFO] [stderr]    Compiling piping-server v0.2.3-SNAPSHOT (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "6706658453d4b6a23062e9eb69340abb964ed8ad9718040f37e365bc3b6d67f6"`
[INFO] running `"docker" "rm" "-f" "6706658453d4b6a23062e9eb69340abb964ed8ad9718040f37e365bc3b6d67f6"`
[INFO] [stdout] 6706658453d4b6a23062e9eb69340abb964ed8ad9718040f37e365bc3b6d67f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nwtgck/piping-server-rust:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 33479e99aac84fcde4ab1631fc6176a51a191420d4b5c5d7f010d7a31fdb03a4
[INFO] running `"docker" "start" "-a" "33479e99aac84fcde4ab1631fc6176a51a191420d4b5c5d7f010d7a31fdb03a4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/piping_server-da591fa946073aa3
[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" "33479e99aac84fcde4ab1631fc6176a51a191420d4b5c5d7f010d7a31fdb03a4"`
[INFO] running `"docker" "rm" "-f" "33479e99aac84fcde4ab1631fc6176a51a191420d4b5c5d7f010d7a31fdb03a4"`
[INFO] [stdout] 33479e99aac84fcde4ab1631fc6176a51a191420d4b5c5d7f010d7a31fdb03a4