[INFO] updating cached repository museun/dust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/museun/dust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/museun/dust" "work/ex/beta-1.38-1/sources/1.37.0/gh/museun/dust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/museun/dust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/museun/dust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/museun/dust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/museun/dust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f287d343e704ef44db7f1bafe9a5dc1289818a72
[INFO] sha for GitHub repo museun/dust: f287d343e704ef44db7f1bafe9a5dc1289818a72
[INFO] validating manifest of museun/dust 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 museun/dust 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 museun/dust
[INFO] finished frobbing museun/dust
[INFO] frobbed toml for museun/dust written to work/ex/beta-1.38-1/sources/1.37.0/gh/museun/dust/Cargo.toml
[INFO] started frobbing museun/dust
[INFO] finished frobbing museun/dust
[INFO] frobbed toml for museun/dust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/museun/dust/Cargo.toml
[INFO] crate museun/dust 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 museun/dust 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-4/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/museun/dust:/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] d1cb9b0cc9f7aca4a8c186d2e3cc086698b8c81af692854d81f053327506d9f8
[INFO] running `"docker" "start" "-a" "d1cb9b0cc9f7aca4a8c186d2e3cc086698b8c81af692854d81f053327506d9f8"`
[INFO] [stderr]    Compiling dust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `"docker" "inspect" "d1cb9b0cc9f7aca4a8c186d2e3cc086698b8c81af692854d81f053327506d9f8"`
[INFO] running `"docker" "rm" "-f" "d1cb9b0cc9f7aca4a8c186d2e3cc086698b8c81af692854d81f053327506d9f8"`
[INFO] [stdout] d1cb9b0cc9f7aca4a8c186d2e3cc086698b8c81af692854d81f053327506d9f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/museun/dust:/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] dafdb5a9e25573a0b5133da9693c8cc711c4e07f052332dc9e3c82d9e2c6cb8f
[INFO] running `"docker" "start" "-a" "dafdb5a9e25573a0b5133da9693c8cc711c4e07f052332dc9e3c82d9e2c6cb8f"`
[INFO] [stderr]    Compiling dust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "dafdb5a9e25573a0b5133da9693c8cc711c4e07f052332dc9e3c82d9e2c6cb8f"`
[INFO] running `"docker" "rm" "-f" "dafdb5a9e25573a0b5133da9693c8cc711c4e07f052332dc9e3c82d9e2c6cb8f"`
[INFO] [stdout] dafdb5a9e25573a0b5133da9693c8cc711c4e07f052332dc9e3c82d9e2c6cb8f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/museun/dust:/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] 274b53b7d5d00368f3118a9cc6f5d4cd5829171fbd58badc89e41c8893e5d999
[INFO] running `"docker" "start" "-a" "274b53b7d5d00368f3118a9cc6f5d4cd5829171fbd58badc89e41c8893e5d999"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dust-0fc29fee70b29214
[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" "274b53b7d5d00368f3118a9cc6f5d4cd5829171fbd58badc89e41c8893e5d999"`
[INFO] running `"docker" "rm" "-f" "274b53b7d5d00368f3118a9cc6f5d4cd5829171fbd58badc89e41c8893e5d999"`
[INFO] [stdout] 274b53b7d5d00368f3118a9cc6f5d4cd5829171fbd58badc89e41c8893e5d999