[INFO] updating cached repository hoshi-takanori/rust_echo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hoshi-takanori/rust_echo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hoshi-takanori/rust_echo" "work/ex/beta-1.38-1/sources/1.37.0/gh/hoshi-takanori/rust_echo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hoshi-takanori/rust_echo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hoshi-takanori/rust_echo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hoshi-takanori/rust_echo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hoshi-takanori/rust_echo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1907690fee906f6649c14c0c4d762b05814c49f8
[INFO] sha for GitHub repo hoshi-takanori/rust_echo: 1907690fee906f6649c14c0c4d762b05814c49f8
[INFO] validating manifest of hoshi-takanori/rust_echo 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 hoshi-takanori/rust_echo 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 hoshi-takanori/rust_echo
[INFO] finished frobbing hoshi-takanori/rust_echo
[INFO] frobbed toml for hoshi-takanori/rust_echo written to work/ex/beta-1.38-1/sources/1.37.0/gh/hoshi-takanori/rust_echo/Cargo.toml
[INFO] started frobbing hoshi-takanori/rust_echo
[INFO] finished frobbing hoshi-takanori/rust_echo
[INFO] frobbed toml for hoshi-takanori/rust_echo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hoshi-takanori/rust_echo/Cargo.toml
[INFO] crate hoshi-takanori/rust_echo 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 hoshi-takanori/rust_echo 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-2/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/hoshi-takanori/rust_echo:/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] db64140f58f42ba93058efd8e43a88283712ecddbc2e41994330e532f76422c5
[INFO] running `"docker" "start" "-a" "db64140f58f42ba93058efd8e43a88283712ecddbc2e41994330e532f76422c5"`
[INFO] [stderr]    Compiling rust_echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "db64140f58f42ba93058efd8e43a88283712ecddbc2e41994330e532f76422c5"`
[INFO] running `"docker" "rm" "-f" "db64140f58f42ba93058efd8e43a88283712ecddbc2e41994330e532f76422c5"`
[INFO] [stdout] db64140f58f42ba93058efd8e43a88283712ecddbc2e41994330e532f76422c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/hoshi-takanori/rust_echo:/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] fc07fb6957945b5eb3a5731dea0f6ea4aaa6bd1a89a29333613c3cbbde14caca
[INFO] running `"docker" "start" "-a" "fc07fb6957945b5eb3a5731dea0f6ea4aaa6bd1a89a29333613c3cbbde14caca"`
[INFO] [stderr]    Compiling rust_echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "fc07fb6957945b5eb3a5731dea0f6ea4aaa6bd1a89a29333613c3cbbde14caca"`
[INFO] running `"docker" "rm" "-f" "fc07fb6957945b5eb3a5731dea0f6ea4aaa6bd1a89a29333613c3cbbde14caca"`
[INFO] [stdout] fc07fb6957945b5eb3a5731dea0f6ea4aaa6bd1a89a29333613c3cbbde14caca
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/hoshi-takanori/rust_echo:/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] fc97ae546e7764839bb1a49153bbd7c2c21d07dde284c070a834f2602dab8a10
[INFO] running `"docker" "start" "-a" "fc97ae546e7764839bb1a49153bbd7c2c21d07dde284c070a834f2602dab8a10"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_echo-a1a360698f64b1f2
[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" "fc97ae546e7764839bb1a49153bbd7c2c21d07dde284c070a834f2602dab8a10"`
[INFO] running `"docker" "rm" "-f" "fc97ae546e7764839bb1a49153bbd7c2c21d07dde284c070a834f2602dab8a10"`
[INFO] [stdout] fc97ae546e7764839bb1a49153bbd7c2c21d07dde284c070a834f2602dab8a10