[INFO] updating cached repository residenti/first_sample_app
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/residenti/first_sample_app
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/residenti/first_sample_app" "work/ex/beta-1.38-1/sources/1.37.0/gh/residenti/first_sample_app"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/residenti/first_sample_app'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/residenti/first_sample_app" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/residenti/first_sample_app"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/residenti/first_sample_app'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c87b7f953eb934a5ede1c0a0c5e91110671a7142
[INFO] sha for GitHub repo residenti/first_sample_app: c87b7f953eb934a5ede1c0a0c5e91110671a7142
[INFO] validating manifest of residenti/first_sample_app 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 residenti/first_sample_app 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 residenti/first_sample_app
[INFO] finished frobbing residenti/first_sample_app
[INFO] frobbed toml for residenti/first_sample_app written to work/ex/beta-1.38-1/sources/1.37.0/gh/residenti/first_sample_app/Cargo.toml
[INFO] started frobbing residenti/first_sample_app
[INFO] finished frobbing residenti/first_sample_app
[INFO] frobbed toml for residenti/first_sample_app written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/residenti/first_sample_app/Cargo.toml
[INFO] crate residenti/first_sample_app 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 residenti/first_sample_app against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/residenti/first_sample_app:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] e9164889f1b3221d7b12077286ea54873fdab4a33af424689b3718f3da853b98
[INFO] running `"docker" "start" "-a" "e9164889f1b3221d7b12077286ea54873fdab4a33af424689b3718f3da853b98"`
[INFO] [stderr]    Compiling first_sample_app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "e9164889f1b3221d7b12077286ea54873fdab4a33af424689b3718f3da853b98"`
[INFO] running `"docker" "rm" "-f" "e9164889f1b3221d7b12077286ea54873fdab4a33af424689b3718f3da853b98"`
[INFO] [stdout] e9164889f1b3221d7b12077286ea54873fdab4a33af424689b3718f3da853b98
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/residenti/first_sample_app:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ac85548f814ec1e646970add2cf3ba58cd72e504407a535ad35893db5336e3ff
[INFO] running `"docker" "start" "-a" "ac85548f814ec1e646970add2cf3ba58cd72e504407a535ad35893db5336e3ff"`
[INFO] [stderr]    Compiling first_sample_app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "ac85548f814ec1e646970add2cf3ba58cd72e504407a535ad35893db5336e3ff"`
[INFO] running `"docker" "rm" "-f" "ac85548f814ec1e646970add2cf3ba58cd72e504407a535ad35893db5336e3ff"`
[INFO] [stdout] ac85548f814ec1e646970add2cf3ba58cd72e504407a535ad35893db5336e3ff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/residenti/first_sample_app:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 9921acc5ecc32f23eea1514cd4246807f784a50185ad9c2b3613f9e498dfdca2
[INFO] running `"docker" "start" "-a" "9921acc5ecc32f23eea1514cd4246807f784a50185ad9c2b3613f9e498dfdca2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/first_sample_app-248d1ab7b9e23b1f
[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" "9921acc5ecc32f23eea1514cd4246807f784a50185ad9c2b3613f9e498dfdca2"`
[INFO] running `"docker" "rm" "-f" "9921acc5ecc32f23eea1514cd4246807f784a50185ad9c2b3613f9e498dfdca2"`
[INFO] [stdout] 9921acc5ecc32f23eea1514cd4246807f784a50185ad9c2b3613f9e498dfdca2