[INFO] updating cached repository jamiebuilds/muchtodo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jamiebuilds/muchtodo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jamiebuilds/muchtodo" "work/ex/beta-1.37-6/sources/1.36.0/gh/jamiebuilds/muchtodo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jamiebuilds/muchtodo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jamiebuilds/muchtodo" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jamiebuilds/muchtodo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jamiebuilds/muchtodo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a7dcc7f4b679cc674b0f318423a79a8ceb3c0354
[INFO] sha for GitHub repo jamiebuilds/muchtodo: a7dcc7f4b679cc674b0f318423a79a8ceb3c0354
[INFO] validating manifest of jamiebuilds/muchtodo 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 jamiebuilds/muchtodo 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 jamiebuilds/muchtodo
[INFO] finished frobbing jamiebuilds/muchtodo
[INFO] frobbed toml for jamiebuilds/muchtodo written to work/ex/beta-1.37-6/sources/1.36.0/gh/jamiebuilds/muchtodo/Cargo.toml
[INFO] started frobbing jamiebuilds/muchtodo
[INFO] finished frobbing jamiebuilds/muchtodo
[INFO] frobbed toml for jamiebuilds/muchtodo written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jamiebuilds/muchtodo/Cargo.toml
[INFO] crate jamiebuilds/muchtodo 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 jamiebuilds/muchtodo 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-7/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/jamiebuilds/muchtodo:/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] 8c5cbc4ebdc554bf13b9b3576670015a731c1109cb90b7cc2b8b2595a3bc1a1c
[INFO] running `"docker" "start" "-a" "8c5cbc4ebdc554bf13b9b3576670015a731c1109cb90b7cc2b8b2595a3bc1a1c"`
[INFO] [stderr]    Compiling bytecount v0.3.2
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling encoding_rs_io v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.36
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling grep-matcher v0.1.1
[INFO] [stderr]    Compiling globset v0.4.2
[INFO] [stderr]    Compiling grep-searcher v0.1.1
[INFO] [stderr]    Compiling grep-regex v0.1.1
[INFO] [stderr]    Compiling grep-cli v0.1.1
[INFO] [stderr]    Compiling ignore v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling grep-printer v0.1.1
[INFO] [stderr]    Compiling grep v0.2.3
[INFO] [stderr]    Compiling muchtodo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.68s
[INFO] running `"docker" "inspect" "8c5cbc4ebdc554bf13b9b3576670015a731c1109cb90b7cc2b8b2595a3bc1a1c"`
[INFO] running `"docker" "rm" "-f" "8c5cbc4ebdc554bf13b9b3576670015a731c1109cb90b7cc2b8b2595a3bc1a1c"`
[INFO] [stdout] 8c5cbc4ebdc554bf13b9b3576670015a731c1109cb90b7cc2b8b2595a3bc1a1c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/jamiebuilds/muchtodo:/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] e60731ee0758311fd8c6a0d14e5263189311adaf3102ac999c7c0da4f79e860c
[INFO] running `"docker" "start" "-a" "e60731ee0758311fd8c6a0d14e5263189311adaf3102ac999c7c0da4f79e860c"`
[INFO] [stderr]    Compiling muchtodo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "e60731ee0758311fd8c6a0d14e5263189311adaf3102ac999c7c0da4f79e860c"`
[INFO] running `"docker" "rm" "-f" "e60731ee0758311fd8c6a0d14e5263189311adaf3102ac999c7c0da4f79e860c"`
[INFO] [stdout] e60731ee0758311fd8c6a0d14e5263189311adaf3102ac999c7c0da4f79e860c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/jamiebuilds/muchtodo:/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] 3e843c8589164a4c57a1bbe071cbb97081a4a96d0d68a9331c6678d49bf6a150
[INFO] running `"docker" "start" "-a" "3e843c8589164a4c57a1bbe071cbb97081a4a96d0d68a9331c6678d49bf6a150"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/muchtodo-31175ebe3a84c5af
[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" "3e843c8589164a4c57a1bbe071cbb97081a4a96d0d68a9331c6678d49bf6a150"`
[INFO] running `"docker" "rm" "-f" "3e843c8589164a4c57a1bbe071cbb97081a4a96d0d68a9331c6678d49bf6a150"`
[INFO] [stdout] 3e843c8589164a4c57a1bbe071cbb97081a4a96d0d68a9331c6678d49bf6a150