[INFO] updating cached repository TyPott/simple-echo-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TyPott/simple-echo-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TyPott/simple-echo-server" "work/ex/beta-1.38-1/sources/1.37.0/gh/TyPott/simple-echo-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TyPott/simple-echo-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TyPott/simple-echo-server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TyPott/simple-echo-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TyPott/simple-echo-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f58ab1137f03763fa4d3d025278e04ff6f74ff97
[INFO] sha for GitHub repo TyPott/simple-echo-server: f58ab1137f03763fa4d3d025278e04ff6f74ff97
[INFO] validating manifest of TyPott/simple-echo-server 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 TyPott/simple-echo-server 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 TyPott/simple-echo-server
[INFO] finished frobbing TyPott/simple-echo-server
[INFO] frobbed toml for TyPott/simple-echo-server written to work/ex/beta-1.38-1/sources/1.37.0/gh/TyPott/simple-echo-server/Cargo.toml
[INFO] started frobbing TyPott/simple-echo-server
[INFO] finished frobbing TyPott/simple-echo-server
[INFO] frobbed toml for TyPott/simple-echo-server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TyPott/simple-echo-server/Cargo.toml
[INFO] crate TyPott/simple-echo-server 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 TyPott/simple-echo-server 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TyPott/simple-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 0ced6e9ea72ff57935635cd2afc5e821728fa725711323d45289b511a5159165
[INFO] running `"docker" "start" "-a" "0ced6e9ea72ff57935635cd2afc5e821728fa725711323d45289b511a5159165"`
[INFO] [stderr]    Compiling simple-echo-server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "0ced6e9ea72ff57935635cd2afc5e821728fa725711323d45289b511a5159165"`
[INFO] running `"docker" "rm" "-f" "0ced6e9ea72ff57935635cd2afc5e821728fa725711323d45289b511a5159165"`
[INFO] [stdout] 0ced6e9ea72ff57935635cd2afc5e821728fa725711323d45289b511a5159165
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TyPott/simple-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2ae85db30d99246b64fbd25f09ca7fe823f114dc793e5352188be12b5a3a2d0c
[INFO] running `"docker" "start" "-a" "2ae85db30d99246b64fbd25f09ca7fe823f114dc793e5352188be12b5a3a2d0c"`
[INFO] [stderr]    Compiling simple-echo-server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "2ae85db30d99246b64fbd25f09ca7fe823f114dc793e5352188be12b5a3a2d0c"`
[INFO] running `"docker" "rm" "-f" "2ae85db30d99246b64fbd25f09ca7fe823f114dc793e5352188be12b5a3a2d0c"`
[INFO] [stdout] 2ae85db30d99246b64fbd25f09ca7fe823f114dc793e5352188be12b5a3a2d0c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TyPott/simple-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] bf51201026ce4b4fbd728b7d3d4556fab6fc05351908762818d2fc423d51993b
[INFO] running `"docker" "start" "-a" "bf51201026ce4b4fbd728b7d3d4556fab6fc05351908762818d2fc423d51993b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simple_echo_server-66de19bbca1c3a99
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::echo_in_memory_buffer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bf51201026ce4b4fbd728b7d3d4556fab6fc05351908762818d2fc423d51993b"`
[INFO] running `"docker" "rm" "-f" "bf51201026ce4b4fbd728b7d3d4556fab6fc05351908762818d2fc423d51993b"`
[INFO] [stdout] bf51201026ce4b4fbd728b7d3d4556fab6fc05351908762818d2fc423d51993b