[INFO] updating cached repository kb10uy/utf8dump
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kb10uy/utf8dump
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kb10uy/utf8dump" "work/ex/beta-1.37-6/sources/1.36.0/gh/kb10uy/utf8dump"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/kb10uy/utf8dump'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kb10uy/utf8dump" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kb10uy/utf8dump"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kb10uy/utf8dump'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a4c560ebfe70c7cdbdffef51a2f4af7cb01bf746
[INFO] sha for GitHub repo kb10uy/utf8dump: a4c560ebfe70c7cdbdffef51a2f4af7cb01bf746
[INFO] validating manifest of kb10uy/utf8dump 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 kb10uy/utf8dump 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 kb10uy/utf8dump
[INFO] finished frobbing kb10uy/utf8dump
[INFO] frobbed toml for kb10uy/utf8dump written to work/ex/beta-1.37-6/sources/1.36.0/gh/kb10uy/utf8dump/Cargo.toml
[INFO] started frobbing kb10uy/utf8dump
[INFO] finished frobbing kb10uy/utf8dump
[INFO] frobbed toml for kb10uy/utf8dump written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kb10uy/utf8dump/Cargo.toml
[INFO] crate kb10uy/utf8dump 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] testing kb10uy/utf8dump 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-4/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/kb10uy/utf8dump:/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] 033aad41413a9180f67fcaf7491f606d8e5c402ea9f918b9103ec7da4bac2b5c
[INFO] running `"docker" "start" "-a" "033aad41413a9180f67fcaf7491f606d8e5c402ea9f918b9103ec7da4bac2b5c"`
[INFO] [stderr]    Compiling utf8dump v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "033aad41413a9180f67fcaf7491f606d8e5c402ea9f918b9103ec7da4bac2b5c"`
[INFO] running `"docker" "rm" "-f" "033aad41413a9180f67fcaf7491f606d8e5c402ea9f918b9103ec7da4bac2b5c"`
[INFO] [stdout] 033aad41413a9180f67fcaf7491f606d8e5c402ea9f918b9103ec7da4bac2b5c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/kb10uy/utf8dump:/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] b85cd4997a4ad4ca7a52775990e158f29f9d4140a9627583e7e9f6713588a9ce
[INFO] running `"docker" "start" "-a" "b85cd4997a4ad4ca7a52775990e158f29f9d4140a9627583e7e9f6713588a9ce"`
[INFO] [stderr]    Compiling utf8dump v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "b85cd4997a4ad4ca7a52775990e158f29f9d4140a9627583e7e9f6713588a9ce"`
[INFO] running `"docker" "rm" "-f" "b85cd4997a4ad4ca7a52775990e158f29f9d4140a9627583e7e9f6713588a9ce"`
[INFO] [stdout] b85cd4997a4ad4ca7a52775990e158f29f9d4140a9627583e7e9f6713588a9ce
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/kb10uy/utf8dump:/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] 3d83ee267f90bab172d120cdf35c655e25db846ac284252ec903eae84ac37bf4
[INFO] running `"docker" "start" "-a" "3d83ee267f90bab172d120cdf35c655e25db846ac284252ec903eae84ac37bf4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/utf8dump-16230521456c2c60
[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" "3d83ee267f90bab172d120cdf35c655e25db846ac284252ec903eae84ac37bf4"`
[INFO] running `"docker" "rm" "-f" "3d83ee267f90bab172d120cdf35c655e25db846ac284252ec903eae84ac37bf4"`
[INFO] [stdout] 3d83ee267f90bab172d120cdf35c655e25db846ac284252ec903eae84ac37bf4