[INFO] updating cached repository mbaris/rust-playground
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mbaris/rust-playground
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mbaris/rust-playground" "work/ex/beta-1.38-1/sources/1.37.0/gh/mbaris/rust-playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mbaris/rust-playground'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mbaris/rust-playground" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mbaris/rust-playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mbaris/rust-playground'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a013a94c21ae4649f6b9a3efadc10c32181a8306
[INFO] sha for GitHub repo mbaris/rust-playground: a013a94c21ae4649f6b9a3efadc10c32181a8306
[INFO] validating manifest of mbaris/rust-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 mbaris/rust-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 mbaris/rust-playground
[INFO] finished frobbing mbaris/rust-playground
[INFO] frobbed toml for mbaris/rust-playground written to work/ex/beta-1.38-1/sources/1.37.0/gh/mbaris/rust-playground/Cargo.toml
[INFO] started frobbing mbaris/rust-playground
[INFO] finished frobbing mbaris/rust-playground
[INFO] frobbed toml for mbaris/rust-playground written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mbaris/rust-playground/Cargo.toml
[INFO] crate mbaris/rust-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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mbaris/rust-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-5/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/mbaris/rust-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] 1c5b046d2e2f82065a2ee54e392b80f9703bbf584946c4b4e51919e26aad37b5
[INFO] running `"docker" "start" "-a" "1c5b046d2e2f82065a2ee54e392b80f9703bbf584946c4b4e51919e26aad37b5"`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "1c5b046d2e2f82065a2ee54e392b80f9703bbf584946c4b4e51919e26aad37b5"`
[INFO] running `"docker" "rm" "-f" "1c5b046d2e2f82065a2ee54e392b80f9703bbf584946c4b4e51919e26aad37b5"`
[INFO] [stdout] 1c5b046d2e2f82065a2ee54e392b80f9703bbf584946c4b4e51919e26aad37b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/mbaris/rust-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] e5cd9595d17b4de9d8e36b2b542ba017d0a172c0049bc942da165c383570d90b
[INFO] running `"docker" "start" "-a" "e5cd9595d17b4de9d8e36b2b542ba017d0a172c0049bc942da165c383570d90b"`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "e5cd9595d17b4de9d8e36b2b542ba017d0a172c0049bc942da165c383570d90b"`
[INFO] running `"docker" "rm" "-f" "e5cd9595d17b4de9d8e36b2b542ba017d0a172c0049bc942da165c383570d90b"`
[INFO] [stdout] e5cd9595d17b4de9d8e36b2b542ba017d0a172c0049bc942da165c383570d90b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/mbaris/rust-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] 8f6685fe8f398458b557f4cce3cc713b3d0a2dd35ca627590eeb40d1ccb6f6f1
[INFO] running `"docker" "start" "-a" "8f6685fe8f398458b557f4cce3cc713b3d0a2dd35ca627590eeb40d1ccb6f6f1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello-bf25bb57654ade91
[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" "8f6685fe8f398458b557f4cce3cc713b3d0a2dd35ca627590eeb40d1ccb6f6f1"`
[INFO] running `"docker" "rm" "-f" "8f6685fe8f398458b557f4cce3cc713b3d0a2dd35ca627590eeb40d1ccb6f6f1"`
[INFO] [stdout] 8f6685fe8f398458b557f4cce3cc713b3d0a2dd35ca627590eeb40d1ccb6f6f1