[INFO] updating cached repository luser/sumfilesizes
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/luser/sumfilesizes
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/luser/sumfilesizes" "work/ex/beta-1.38-1/sources/1.37.0/gh/luser/sumfilesizes"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/luser/sumfilesizes'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/luser/sumfilesizes" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/sumfilesizes"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/sumfilesizes'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c9aa5958816489c9a40bc2d16e305f80a5921c33
[INFO] sha for GitHub repo luser/sumfilesizes: c9aa5958816489c9a40bc2d16e305f80a5921c33
[INFO] validating manifest of luser/sumfilesizes 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 luser/sumfilesizes 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 luser/sumfilesizes
[INFO] finished frobbing luser/sumfilesizes
[INFO] frobbed toml for luser/sumfilesizes written to work/ex/beta-1.38-1/sources/1.37.0/gh/luser/sumfilesizes/Cargo.toml
[INFO] started frobbing luser/sumfilesizes
[INFO] finished frobbing luser/sumfilesizes
[INFO] frobbed toml for luser/sumfilesizes written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/sumfilesizes/Cargo.toml
[INFO] crate luser/sumfilesizes 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 luser/sumfilesizes 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/luser/sumfilesizes:/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] 0423cef77dd91377b0452de2ce48f5d13be409cb46dd5f78ba228b07151f003c
[INFO] running `"docker" "start" "-a" "0423cef77dd91377b0452de2ce48f5d13be409cb46dd5f78ba228b07151f003c"`
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling walkdir v1.0.1
[INFO] [stderr]    Compiling number_prefix v0.2.7
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling sumfilesizes v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.74s
[INFO] running `"docker" "inspect" "0423cef77dd91377b0452de2ce48f5d13be409cb46dd5f78ba228b07151f003c"`
[INFO] running `"docker" "rm" "-f" "0423cef77dd91377b0452de2ce48f5d13be409cb46dd5f78ba228b07151f003c"`
[INFO] [stdout] 0423cef77dd91377b0452de2ce48f5d13be409cb46dd5f78ba228b07151f003c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/luser/sumfilesizes:/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] aba04248f8c54802a41ca430f8186f0b7ecfe4a19f6034b7dc6ceadd0485feb2
[INFO] running `"docker" "start" "-a" "aba04248f8c54802a41ca430f8186f0b7ecfe4a19f6034b7dc6ceadd0485feb2"`
[INFO] [stderr]    Compiling sumfilesizes v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "aba04248f8c54802a41ca430f8186f0b7ecfe4a19f6034b7dc6ceadd0485feb2"`
[INFO] running `"docker" "rm" "-f" "aba04248f8c54802a41ca430f8186f0b7ecfe4a19f6034b7dc6ceadd0485feb2"`
[INFO] [stdout] aba04248f8c54802a41ca430f8186f0b7ecfe4a19f6034b7dc6ceadd0485feb2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/luser/sumfilesizes:/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] 84d71bb6cc1875784d6df8ed5975842c2fb41687770bf1425b3309ee218effdf
[INFO] running `"docker" "start" "-a" "84d71bb6cc1875784d6df8ed5975842c2fb41687770bf1425b3309ee218effdf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sumfilesizes-fc8d51d51af40f81
[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" "84d71bb6cc1875784d6df8ed5975842c2fb41687770bf1425b3309ee218effdf"`
[INFO] running `"docker" "rm" "-f" "84d71bb6cc1875784d6df8ed5975842c2fb41687770bf1425b3309ee218effdf"`
[INFO] [stdout] 84d71bb6cc1875784d6df8ed5975842c2fb41687770bf1425b3309ee218effdf