[INFO] updating cached repository TjeuKayim/iperf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TjeuKayim/iperf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TjeuKayim/iperf" "work/ex/beta-1.38-1/sources/1.37.0/gh/TjeuKayim/iperf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TjeuKayim/iperf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TjeuKayim/iperf" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TjeuKayim/iperf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TjeuKayim/iperf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9bcd3405d4a74533253130c1918aae0c5617d637
[INFO] sha for GitHub repo TjeuKayim/iperf: 9bcd3405d4a74533253130c1918aae0c5617d637
[INFO] validating manifest of TjeuKayim/iperf 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 TjeuKayim/iperf 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 TjeuKayim/iperf
[INFO] finished frobbing TjeuKayim/iperf
[INFO] frobbed toml for TjeuKayim/iperf written to work/ex/beta-1.38-1/sources/1.37.0/gh/TjeuKayim/iperf/Cargo.toml
[INFO] started frobbing TjeuKayim/iperf
[INFO] finished frobbing TjeuKayim/iperf
[INFO] frobbed toml for TjeuKayim/iperf written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TjeuKayim/iperf/Cargo.toml
[INFO] crate TjeuKayim/iperf 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing TjeuKayim/iperf 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-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TjeuKayim/iperf:/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] 452bd454b87b0b2e44c81b44cce18152c27e0742c38aa627a337af5e96c78f24
[INFO] running `"docker" "start" "-a" "452bd454b87b0b2e44c81b44cce18152c27e0742c38aa627a337af5e96c78f24"`
[INFO] [stderr]    Compiling iperf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "452bd454b87b0b2e44c81b44cce18152c27e0742c38aa627a337af5e96c78f24"`
[INFO] running `"docker" "rm" "-f" "452bd454b87b0b2e44c81b44cce18152c27e0742c38aa627a337af5e96c78f24"`
[INFO] [stdout] 452bd454b87b0b2e44c81b44cce18152c27e0742c38aa627a337af5e96c78f24
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TjeuKayim/iperf:/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] 264fabb55f5b912beb7ecab7b820a75b8d4181396b5a1e8dd9efb5d2f8420255
[INFO] running `"docker" "start" "-a" "264fabb55f5b912beb7ecab7b820a75b8d4181396b5a1e8dd9efb5d2f8420255"`
[INFO] [stderr]    Compiling iperf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "264fabb55f5b912beb7ecab7b820a75b8d4181396b5a1e8dd9efb5d2f8420255"`
[INFO] running `"docker" "rm" "-f" "264fabb55f5b912beb7ecab7b820a75b8d4181396b5a1e8dd9efb5d2f8420255"`
[INFO] [stdout] 264fabb55f5b912beb7ecab7b820a75b8d4181396b5a1e8dd9efb5d2f8420255
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TjeuKayim/iperf:/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] 1e75aaee704721a83b0c8a369e5c8c802831007fc9a54bddc3c3f2ba4c243dfc
[INFO] running `"docker" "start" "-a" "1e75aaee704721a83b0c8a369e5c8c802831007fc9a54bddc3c3f2ba4c243dfc"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iperf-a1746b6597fdc309
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1e75aaee704721a83b0c8a369e5c8c802831007fc9a54bddc3c3f2ba4c243dfc"`
[INFO] running `"docker" "rm" "-f" "1e75aaee704721a83b0c8a369e5c8c802831007fc9a54bddc3c3f2ba4c243dfc"`
[INFO] [stdout] 1e75aaee704721a83b0c8a369e5c8c802831007fc9a54bddc3c3f2ba4c243dfc