[INFO] updating cached repository cmckni3/rust-sandbox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cmckni3/rust-sandbox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cmckni3/rust-sandbox" "work/ex/beta-1.38-1/sources/1.37.0/gh/cmckni3/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cmckni3/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cmckni3/rust-sandbox" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmckni3/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmckni3/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ac221d00b70980e5eca952343328c9cf55c4a223
[INFO] sha for GitHub repo cmckni3/rust-sandbox: ac221d00b70980e5eca952343328c9cf55c4a223
[INFO] validating manifest of cmckni3/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 cmckni3/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 cmckni3/rust-sandbox
[INFO] finished frobbing cmckni3/rust-sandbox
[INFO] frobbed toml for cmckni3/rust-sandbox written to work/ex/beta-1.38-1/sources/1.37.0/gh/cmckni3/rust-sandbox/Cargo.toml
[INFO] started frobbing cmckni3/rust-sandbox
[INFO] finished frobbing cmckni3/rust-sandbox
[INFO] frobbed toml for cmckni3/rust-sandbox written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmckni3/rust-sandbox/Cargo.toml
[INFO] crate cmckni3/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 cmckni3/rust-sandbox 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/cmckni3/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 9a9fd0cd8b538473fabd734cfc137e86bebbdb181adcb581ff0e2743d5755157
[INFO] running `"docker" "start" "-a" "9a9fd0cd8b538473fabd734cfc137e86bebbdb181adcb581ff0e2743d5755157"`
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling http v0.1.1
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling simple-server v0.1.0
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.09s
[INFO] running `"docker" "inspect" "9a9fd0cd8b538473fabd734cfc137e86bebbdb181adcb581ff0e2743d5755157"`
[INFO] running `"docker" "rm" "-f" "9a9fd0cd8b538473fabd734cfc137e86bebbdb181adcb581ff0e2743d5755157"`
[INFO] [stdout] 9a9fd0cd8b538473fabd734cfc137e86bebbdb181adcb581ff0e2743d5755157
[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/cmckni3/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f4bb0a9c2d7a721c53913ff875a9d46e6e467d11da70cba039e25b301e4a8b72
[INFO] running `"docker" "start" "-a" "f4bb0a9c2d7a721c53913ff875a9d46e6e467d11da70cba039e25b301e4a8b72"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "f4bb0a9c2d7a721c53913ff875a9d46e6e467d11da70cba039e25b301e4a8b72"`
[INFO] running `"docker" "rm" "-f" "f4bb0a9c2d7a721c53913ff875a9d46e6e467d11da70cba039e25b301e4a8b72"`
[INFO] [stdout] f4bb0a9c2d7a721c53913ff875a9d46e6e467d11da70cba039e25b301e4a8b72
[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/cmckni3/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0c2a009dde0d17e6cf9d9cd38bfc9bcf35b8789bf8c84f3561870730d6a19d97
[INFO] running `"docker" "start" "-a" "0c2a009dde0d17e6cf9d9cd38bfc9bcf35b8789bf8c84f3561870730d6a19d97"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_world-4165713c13b8ad99
[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" "0c2a009dde0d17e6cf9d9cd38bfc9bcf35b8789bf8c84f3561870730d6a19d97"`
[INFO] running `"docker" "rm" "-f" "0c2a009dde0d17e6cf9d9cd38bfc9bcf35b8789bf8c84f3561870730d6a19d97"`
[INFO] [stdout] 0c2a009dde0d17e6cf9d9cd38bfc9bcf35b8789bf8c84f3561870730d6a19d97