[INFO] updating cached repository Ekri/Rusty_playground
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Ekri/Rusty_playground
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Ekri/Rusty_playground" "work/ex/beta-1.38-1/sources/1.37.0/gh/Ekri/Rusty_playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Ekri/Rusty_playground'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Ekri/Rusty_playground" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ekri/Rusty_playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ekri/Rusty_playground'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 36f672d269a28dd60fba3cb943ef08702f6a13e6
[INFO] sha for GitHub repo Ekri/Rusty_playground: 36f672d269a28dd60fba3cb943ef08702f6a13e6
[INFO] validating manifest of Ekri/Rusty_playground 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 Ekri/Rusty_playground 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 Ekri/Rusty_playground
[INFO] finished frobbing Ekri/Rusty_playground
[INFO] frobbed toml for Ekri/Rusty_playground written to work/ex/beta-1.38-1/sources/1.37.0/gh/Ekri/Rusty_playground/Cargo.toml
[INFO] started frobbing Ekri/Rusty_playground
[INFO] finished frobbing Ekri/Rusty_playground
[INFO] frobbed toml for Ekri/Rusty_playground written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ekri/Rusty_playground/Cargo.toml
[INFO] crate Ekri/Rusty_playground 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Ekri/Rusty_playground 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/Ekri/Rusty_playground:/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] 60eeb14ad522e0a65b38fe291e5fcb8dfdab9c8f5deee93e458cc66c721c7485
[INFO] running `"docker" "start" "-a" "60eeb14ad522e0a65b38fe291e5fcb8dfdab9c8f5deee93e458cc66c721c7485"`
[INFO] [stderr]    Compiling rusty v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "60eeb14ad522e0a65b38fe291e5fcb8dfdab9c8f5deee93e458cc66c721c7485"`
[INFO] running `"docker" "rm" "-f" "60eeb14ad522e0a65b38fe291e5fcb8dfdab9c8f5deee93e458cc66c721c7485"`
[INFO] [stdout] 60eeb14ad522e0a65b38fe291e5fcb8dfdab9c8f5deee93e458cc66c721c7485
[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/Ekri/Rusty_playground:/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] ca8203c97d70cc7412288c26c7bdc8f65db9c43eeba1969d076001ee529a090e
[INFO] running `"docker" "start" "-a" "ca8203c97d70cc7412288c26c7bdc8f65db9c43eeba1969d076001ee529a090e"`
[INFO] [stderr]    Compiling rusty v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "ca8203c97d70cc7412288c26c7bdc8f65db9c43eeba1969d076001ee529a090e"`
[INFO] running `"docker" "rm" "-f" "ca8203c97d70cc7412288c26c7bdc8f65db9c43eeba1969d076001ee529a090e"`
[INFO] [stdout] ca8203c97d70cc7412288c26c7bdc8f65db9c43eeba1969d076001ee529a090e
[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/Ekri/Rusty_playground:/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] 335b9354c2d9c966503f4109a8d7efa5153f18a5757466581fb8614c03594495
[INFO] running `"docker" "start" "-a" "335b9354c2d9c966503f4109a8d7efa5153f18a5757466581fb8614c03594495"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty-d0a6f882f4d8e7f1
[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" "335b9354c2d9c966503f4109a8d7efa5153f18a5757466581fb8614c03594495"`
[INFO] running `"docker" "rm" "-f" "335b9354c2d9c966503f4109a8d7efa5153f18a5757466581fb8614c03594495"`
[INFO] [stdout] 335b9354c2d9c966503f4109a8d7efa5153f18a5757466581fb8614c03594495