[INFO] updating cached repository dallin-r-parker/learn_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dallin-r-parker/learn_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dallin-r-parker/learn_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/dallin-r-parker/learn_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/dallin-r-parker/learn_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dallin-r-parker/learn_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dallin-r-parker/learn_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dallin-r-parker/learn_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b1daf2cb6e26ff706f08f552ee11529723c73c3
[INFO] sha for GitHub repo dallin-r-parker/learn_rust: 5b1daf2cb6e26ff706f08f552ee11529723c73c3
[INFO] validating manifest of dallin-r-parker/learn_rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dallin-r-parker/learn_rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dallin-r-parker/learn_rust
[INFO] finished frobbing dallin-r-parker/learn_rust
[INFO] frobbed toml for dallin-r-parker/learn_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/dallin-r-parker/learn_rust/Cargo.toml
[INFO] started frobbing dallin-r-parker/learn_rust
[INFO] finished frobbing dallin-r-parker/learn_rust
[INFO] frobbed toml for dallin-r-parker/learn_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dallin-r-parker/learn_rust/Cargo.toml
[INFO] crate dallin-r-parker/learn_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing dallin-r-parker/learn_rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dallin-r-parker/learn_rust:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 9c4b6872d6260e8ad70e5c76d0ae30f31be6e61a89b4fcfc93eda1403d50ca44
[INFO] running `"docker" "start" "-a" "9c4b6872d6260e8ad70e5c76d0ae30f31be6e61a89b4fcfc93eda1403d50ca44"`
[INFO] [stderr]    Compiling cargo_hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "9c4b6872d6260e8ad70e5c76d0ae30f31be6e61a89b4fcfc93eda1403d50ca44"`
[INFO] running `"docker" "rm" "-f" "9c4b6872d6260e8ad70e5c76d0ae30f31be6e61a89b4fcfc93eda1403d50ca44"`
[INFO] [stdout] 9c4b6872d6260e8ad70e5c76d0ae30f31be6e61a89b4fcfc93eda1403d50ca44
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dallin-r-parker/learn_rust:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5e0b06164be29078cbd2c6aba2d2452c31ded94e9937d1fae518e2a374ea3f6b
[INFO] running `"docker" "start" "-a" "5e0b06164be29078cbd2c6aba2d2452c31ded94e9937d1fae518e2a374ea3f6b"`
[INFO] [stderr]    Compiling cargo_hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "5e0b06164be29078cbd2c6aba2d2452c31ded94e9937d1fae518e2a374ea3f6b"`
[INFO] running `"docker" "rm" "-f" "5e0b06164be29078cbd2c6aba2d2452c31ded94e9937d1fae518e2a374ea3f6b"`
[INFO] [stdout] 5e0b06164be29078cbd2c6aba2d2452c31ded94e9937d1fae518e2a374ea3f6b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dallin-r-parker/learn_rust:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] b3c67fd73d64426eeb375df5d85eb61d0a1d4311b5e2de8e82ba98772c8a26df
[INFO] running `"docker" "start" "-a" "b3c67fd73d64426eeb375df5d85eb61d0a1d4311b5e2de8e82ba98772c8a26df"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_hello-d1e037403bbff9a7
[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" "b3c67fd73d64426eeb375df5d85eb61d0a1d4311b5e2de8e82ba98772c8a26df"`
[INFO] running `"docker" "rm" "-f" "b3c67fd73d64426eeb375df5d85eb61d0a1d4311b5e2de8e82ba98772c8a26df"`
[INFO] [stdout] b3c67fd73d64426eeb375df5d85eb61d0a1d4311b5e2de8e82ba98772c8a26df