[INFO] updating cached repository gmdmgithub/rust-sandbox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gmdmgithub/rust-sandbox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gmdmgithub/rust-sandbox" "work/ex/beta-1.38-1/sources/1.37.0/gh/gmdmgithub/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gmdmgithub/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gmdmgithub/rust-sandbox" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gmdmgithub/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gmdmgithub/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6348f6f70522fe7fe25f6f17f489cc7ad7d73519
[INFO] sha for GitHub repo gmdmgithub/rust-sandbox: 6348f6f70522fe7fe25f6f17f489cc7ad7d73519
[INFO] validating manifest of gmdmgithub/rust-sandbox 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 gmdmgithub/rust-sandbox 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 gmdmgithub/rust-sandbox
[INFO] finished frobbing gmdmgithub/rust-sandbox
[INFO] frobbed toml for gmdmgithub/rust-sandbox written to work/ex/beta-1.38-1/sources/1.37.0/gh/gmdmgithub/rust-sandbox/Cargo.toml
[INFO] started frobbing gmdmgithub/rust-sandbox
[INFO] finished frobbing gmdmgithub/rust-sandbox
[INFO] frobbed toml for gmdmgithub/rust-sandbox written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gmdmgithub/rust-sandbox/Cargo.toml
[INFO] crate gmdmgithub/rust-sandbox 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 gmdmgithub/rust-sandbox 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gmdmgithub/rust-sandbox:/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] 5e2da90b4f0d0a22ee1e0a2b96e98e176e983c48b9a8edd12362b8f2884a554e
[INFO] running `"docker" "start" "-a" "5e2da90b4f0d0a22ee1e0a2b96e98e176e983c48b9a8edd12362b8f2884a554e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling first v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `"docker" "inspect" "5e2da90b4f0d0a22ee1e0a2b96e98e176e983c48b9a8edd12362b8f2884a554e"`
[INFO] running `"docker" "rm" "-f" "5e2da90b4f0d0a22ee1e0a2b96e98e176e983c48b9a8edd12362b8f2884a554e"`
[INFO] [stdout] 5e2da90b4f0d0a22ee1e0a2b96e98e176e983c48b9a8edd12362b8f2884a554e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gmdmgithub/rust-sandbox:/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] 3cf6bbd5827e7b8e2e4102dd6b4b2ca9c59c5c74eb2cd6bc3824eb6ecbbc09bf
[INFO] running `"docker" "start" "-a" "3cf6bbd5827e7b8e2e4102dd6b4b2ca9c59c5c74eb2cd6bc3824eb6ecbbc09bf"`
[INFO] [stderr]    Compiling first v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "3cf6bbd5827e7b8e2e4102dd6b4b2ca9c59c5c74eb2cd6bc3824eb6ecbbc09bf"`
[INFO] running `"docker" "rm" "-f" "3cf6bbd5827e7b8e2e4102dd6b4b2ca9c59c5c74eb2cd6bc3824eb6ecbbc09bf"`
[INFO] [stdout] 3cf6bbd5827e7b8e2e4102dd6b4b2ca9c59c5c74eb2cd6bc3824eb6ecbbc09bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gmdmgithub/rust-sandbox:/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] 41ada923930777fc1a53c72bb804e80e987a1218f57b75f27294cd50605345ae
[INFO] running `"docker" "start" "-a" "41ada923930777fc1a53c72bb804e80e987a1218f57b75f27294cd50605345ae"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/first-4d277530ffb83293
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_greet ... 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" "41ada923930777fc1a53c72bb804e80e987a1218f57b75f27294cd50605345ae"`
[INFO] running `"docker" "rm" "-f" "41ada923930777fc1a53c72bb804e80e987a1218f57b75f27294cd50605345ae"`
[INFO] [stdout] 41ada923930777fc1a53c72bb804e80e987a1218f57b75f27294cd50605345ae