[INFO] updating cached repository up9cloud/rust-echo-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/up9cloud/rust-echo-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/up9cloud/rust-echo-server" "work/ex/beta-1.37-6/sources/1.36.0/gh/up9cloud/rust-echo-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/up9cloud/rust-echo-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/up9cloud/rust-echo-server" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/up9cloud/rust-echo-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/up9cloud/rust-echo-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 670d3df7432a1b2c04d636ff6a6efacf850dd967
[INFO] sha for GitHub repo up9cloud/rust-echo-server: 670d3df7432a1b2c04d636ff6a6efacf850dd967
[INFO] validating manifest of up9cloud/rust-echo-server 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 up9cloud/rust-echo-server 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 up9cloud/rust-echo-server
[INFO] finished frobbing up9cloud/rust-echo-server
[INFO] frobbed toml for up9cloud/rust-echo-server written to work/ex/beta-1.37-6/sources/1.36.0/gh/up9cloud/rust-echo-server/Cargo.toml
[INFO] started frobbing up9cloud/rust-echo-server
[INFO] finished frobbing up9cloud/rust-echo-server
[INFO] frobbed toml for up9cloud/rust-echo-server written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/up9cloud/rust-echo-server/Cargo.toml
[INFO] crate up9cloud/rust-echo-server 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] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/up9cloud/rust-echo-server/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 up9cloud/rust-echo-server 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-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/up9cloud/rust-echo-server:/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] 285329ff826cab952907e01e57df114a0b3764df2990563153f8baae4b62ff25
[INFO] running `"docker" "start" "-a" "285329ff826cab952907e01e57df114a0b3764df2990563153f8baae4b62ff25"`
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling echo-server v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.26s
[INFO] running `"docker" "inspect" "285329ff826cab952907e01e57df114a0b3764df2990563153f8baae4b62ff25"`
[INFO] running `"docker" "rm" "-f" "285329ff826cab952907e01e57df114a0b3764df2990563153f8baae4b62ff25"`
[INFO] [stdout] 285329ff826cab952907e01e57df114a0b3764df2990563153f8baae4b62ff25
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/up9cloud/rust-echo-server:/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] a823683996cfc013e640f2c64fda1f9d15dd528fa9073607ff8cb465f9409192
[INFO] running `"docker" "start" "-a" "a823683996cfc013e640f2c64fda1f9d15dd528fa9073607ff8cb465f9409192"`
[INFO] [stderr]    Compiling echo-server v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "a823683996cfc013e640f2c64fda1f9d15dd528fa9073607ff8cb465f9409192"`
[INFO] running `"docker" "rm" "-f" "a823683996cfc013e640f2c64fda1f9d15dd528fa9073607ff8cb465f9409192"`
[INFO] [stdout] a823683996cfc013e640f2c64fda1f9d15dd528fa9073607ff8cb465f9409192
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/up9cloud/rust-echo-server:/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] 3590ef49bb443a9b74f29e76c545cadd3768ad617d221481ae4c8c8dec0f8bd4
[INFO] running `"docker" "start" "-a" "3590ef49bb443a9b74f29e76c545cadd3768ad617d221481ae4c8c8dec0f8bd4"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/echo_server-e4177654015d330f
[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" "3590ef49bb443a9b74f29e76c545cadd3768ad617d221481ae4c8c8dec0f8bd4"`
[INFO] running `"docker" "rm" "-f" "3590ef49bb443a9b74f29e76c545cadd3768ad617d221481ae4c8c8dec0f8bd4"`
[INFO] [stdout] 3590ef49bb443a9b74f29e76c545cadd3768ad617d221481ae4c8c8dec0f8bd4