[INFO] updating cached repository decagondev/rust_stuff
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/decagondev/rust_stuff
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/decagondev/rust_stuff" "work/ex/beta-1.38-1/sources/1.37.0/gh/decagondev/rust_stuff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/decagondev/rust_stuff'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/decagondev/rust_stuff" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/decagondev/rust_stuff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/decagondev/rust_stuff'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 24bb7c22cc9696a044329cbec3c1632dfd71d78b
[INFO] sha for GitHub repo decagondev/rust_stuff: 24bb7c22cc9696a044329cbec3c1632dfd71d78b
[INFO] validating manifest of decagondev/rust_stuff 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 decagondev/rust_stuff 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 decagondev/rust_stuff
[INFO] finished frobbing decagondev/rust_stuff
[INFO] frobbed toml for decagondev/rust_stuff written to work/ex/beta-1.38-1/sources/1.37.0/gh/decagondev/rust_stuff/Cargo.toml
[INFO] started frobbing decagondev/rust_stuff
[INFO] finished frobbing decagondev/rust_stuff
[INFO] frobbed toml for decagondev/rust_stuff written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/decagondev/rust_stuff/Cargo.toml
[INFO] crate decagondev/rust_stuff 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 decagondev/rust_stuff 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-7/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/decagondev/rust_stuff:/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] f6363c547b3fd1c7cd18624d82eea1aff6c2af5796939d49c899aee5e054ebb8
[INFO] running `"docker" "start" "-a" "f6363c547b3fd1c7cd18624d82eea1aff6c2af5796939d49c899aee5e054ebb8"`
[INFO] [stderr]    Compiling rust_stuff v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "f6363c547b3fd1c7cd18624d82eea1aff6c2af5796939d49c899aee5e054ebb8"`
[INFO] running `"docker" "rm" "-f" "f6363c547b3fd1c7cd18624d82eea1aff6c2af5796939d49c899aee5e054ebb8"`
[INFO] [stdout] f6363c547b3fd1c7cd18624d82eea1aff6c2af5796939d49c899aee5e054ebb8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/decagondev/rust_stuff:/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] 4c2a98e33199ba3e04e6afacb0937521935bccadda9cc13782b04275f1551712
[INFO] running `"docker" "start" "-a" "4c2a98e33199ba3e04e6afacb0937521935bccadda9cc13782b04275f1551712"`
[INFO] [stderr]    Compiling rust_stuff v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "4c2a98e33199ba3e04e6afacb0937521935bccadda9cc13782b04275f1551712"`
[INFO] running `"docker" "rm" "-f" "4c2a98e33199ba3e04e6afacb0937521935bccadda9cc13782b04275f1551712"`
[INFO] [stdout] 4c2a98e33199ba3e04e6afacb0937521935bccadda9cc13782b04275f1551712
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/decagondev/rust_stuff:/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] 4384d7557ad521e8b7c16efbe7969596efb1ae29da0012d0890cbbdb8d6f6209
[INFO] running `"docker" "start" "-a" "4384d7557ad521e8b7c16efbe7969596efb1ae29da0012d0890cbbdb8d6f6209"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[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] [stderr]      Running /opt/crater/target/debug/deps/rust_stuff-888c9ee23ba62c1c
[INFO] running `"docker" "inspect" "4384d7557ad521e8b7c16efbe7969596efb1ae29da0012d0890cbbdb8d6f6209"`
[INFO] running `"docker" "rm" "-f" "4384d7557ad521e8b7c16efbe7969596efb1ae29da0012d0890cbbdb8d6f6209"`
[INFO] [stdout] 4384d7557ad521e8b7c16efbe7969596efb1ae29da0012d0890cbbdb8d6f6209