[INFO] updating cached repository tahoe/rust-guess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tahoe/rust-guess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tahoe/rust-guess" "work/ex/beta-1.38-1/sources/1.37.0/gh/tahoe/rust-guess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tahoe/rust-guess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tahoe/rust-guess" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tahoe/rust-guess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tahoe/rust-guess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8ec32127b264c025115047214135bfa39f75fe39
[INFO] sha for GitHub repo tahoe/rust-guess: 8ec32127b264c025115047214135bfa39f75fe39
[INFO] validating manifest of tahoe/rust-guess 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 tahoe/rust-guess 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 tahoe/rust-guess
[INFO] finished frobbing tahoe/rust-guess
[INFO] frobbed toml for tahoe/rust-guess written to work/ex/beta-1.38-1/sources/1.37.0/gh/tahoe/rust-guess/Cargo.toml
[INFO] started frobbing tahoe/rust-guess
[INFO] finished frobbing tahoe/rust-guess
[INFO] frobbed toml for tahoe/rust-guess written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tahoe/rust-guess/Cargo.toml
[INFO] crate tahoe/rust-guess 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 tahoe/rust-guess against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tahoe/rust-guess:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c64d0e9ae0123e8f8befe0d71bb5ef914d2e306c4fb18673fc88834c880380ba
[INFO] running `"docker" "start" "-a" "c64d0e9ae0123e8f8befe0d71bb5ef914d2e306c4fb18673fc88834c880380ba"`
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling clicolors-control v0.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.10
[INFO] [stderr]    Compiling clap v2.29.4
[INFO] [stderr]    Compiling parking_lot v0.5.3
[INFO] [stderr]    Compiling console v0.6.1
[INFO] [stderr]    Compiling gg v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.87s
[INFO] running `"docker" "inspect" "c64d0e9ae0123e8f8befe0d71bb5ef914d2e306c4fb18673fc88834c880380ba"`
[INFO] running `"docker" "rm" "-f" "c64d0e9ae0123e8f8befe0d71bb5ef914d2e306c4fb18673fc88834c880380ba"`
[INFO] [stdout] c64d0e9ae0123e8f8befe0d71bb5ef914d2e306c4fb18673fc88834c880380ba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tahoe/rust-guess:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8f89a3615783ce3c469ddd4f49f0dd9b07659eebd0eae57d907edc51df32bb20
[INFO] running `"docker" "start" "-a" "8f89a3615783ce3c469ddd4f49f0dd9b07659eebd0eae57d907edc51df32bb20"`
[INFO] [stderr]    Compiling gg v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "8f89a3615783ce3c469ddd4f49f0dd9b07659eebd0eae57d907edc51df32bb20"`
[INFO] running `"docker" "rm" "-f" "8f89a3615783ce3c469ddd4f49f0dd9b07659eebd0eae57d907edc51df32bb20"`
[INFO] [stdout] 8f89a3615783ce3c469ddd4f49f0dd9b07659eebd0eae57d907edc51df32bb20
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tahoe/rust-guess:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] d5b401c5a9a5828e4be44b10fb5de47cff8f662849849b555ff238766116792e
[INFO] running `"docker" "start" "-a" "d5b401c5a9a5828e4be44b10fb5de47cff8f662849849b555ff238766116792e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gg-89dfd85206cccaf6
[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" "d5b401c5a9a5828e4be44b10fb5de47cff8f662849849b555ff238766116792e"`
[INFO] running `"docker" "rm" "-f" "d5b401c5a9a5828e4be44b10fb5de47cff8f662849849b555ff238766116792e"`
[INFO] [stdout] d5b401c5a9a5828e4be44b10fb5de47cff8f662849849b555ff238766116792e