[INFO] updating cached repository mckeankylej/mutable-state
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mckeankylej/mutable-state
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mckeankylej/mutable-state" "work/ex/beta-1.38-1/sources/1.37.0/gh/mckeankylej/mutable-state"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mckeankylej/mutable-state'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mckeankylej/mutable-state" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mckeankylej/mutable-state"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mckeankylej/mutable-state'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 85696f493d58dc566e2526a65f38b345307780a6
[INFO] sha for GitHub repo mckeankylej/mutable-state: 85696f493d58dc566e2526a65f38b345307780a6
[INFO] validating manifest of mckeankylej/mutable-state 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 mckeankylej/mutable-state 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 mckeankylej/mutable-state
[INFO] finished frobbing mckeankylej/mutable-state
[INFO] frobbed toml for mckeankylej/mutable-state written to work/ex/beta-1.38-1/sources/1.37.0/gh/mckeankylej/mutable-state/Cargo.toml
[INFO] started frobbing mckeankylej/mutable-state
[INFO] finished frobbing mckeankylej/mutable-state
[INFO] frobbed toml for mckeankylej/mutable-state written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mckeankylej/mutable-state/Cargo.toml
[INFO] crate mckeankylej/mutable-state 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 mckeankylej/mutable-state 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mckeankylej/mutable-state:/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] c74c0ddbe6caedee5f61d17b629b92ab0c87909e5c94b59d62bf4faaec18727a
[INFO] running `"docker" "start" "-a" "c74c0ddbe6caedee5f61d17b629b92ab0c87909e5c94b59d62bf4faaec18727a"`
[INFO] [stderr]    Compiling mutable-state v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "c74c0ddbe6caedee5f61d17b629b92ab0c87909e5c94b59d62bf4faaec18727a"`
[INFO] running `"docker" "rm" "-f" "c74c0ddbe6caedee5f61d17b629b92ab0c87909e5c94b59d62bf4faaec18727a"`
[INFO] [stdout] c74c0ddbe6caedee5f61d17b629b92ab0c87909e5c94b59d62bf4faaec18727a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mckeankylej/mutable-state:/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] 1ed3156039e5d3079305f458bf846d91bdc7ac4299d7e63e3b47ea0db16d8c59
[INFO] running `"docker" "start" "-a" "1ed3156039e5d3079305f458bf846d91bdc7ac4299d7e63e3b47ea0db16d8c59"`
[INFO] [stderr]    Compiling mutable-state v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "1ed3156039e5d3079305f458bf846d91bdc7ac4299d7e63e3b47ea0db16d8c59"`
[INFO] running `"docker" "rm" "-f" "1ed3156039e5d3079305f458bf846d91bdc7ac4299d7e63e3b47ea0db16d8c59"`
[INFO] [stdout] 1ed3156039e5d3079305f458bf846d91bdc7ac4299d7e63e3b47ea0db16d8c59
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mckeankylej/mutable-state:/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] 50eb793a7554addc9d815690e73e95b059ef04392380809de4f462917647375f
[INFO] running `"docker" "start" "-a" "50eb793a7554addc9d815690e73e95b059ef04392380809de4f462917647375f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mutable_state-94be21b8d07222b2
[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" "50eb793a7554addc9d815690e73e95b059ef04392380809de4f462917647375f"`
[INFO] running `"docker" "rm" "-f" "50eb793a7554addc9d815690e73e95b059ef04392380809de4f462917647375f"`
[INFO] [stdout] 50eb793a7554addc9d815690e73e95b059ef04392380809de4f462917647375f