[INFO] updating cached repository RyuuGan/rust-problems
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RyuuGan/rust-problems
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RyuuGan/rust-problems" "work/ex/beta-1.38-1/sources/1.37.0/gh/RyuuGan/rust-problems"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/RyuuGan/rust-problems'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RyuuGan/rust-problems" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RyuuGan/rust-problems"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RyuuGan/rust-problems'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 52a5aaf306a1e55b5c7f92601e21202e5fb0be3a
[INFO] sha for GitHub repo RyuuGan/rust-problems: 52a5aaf306a1e55b5c7f92601e21202e5fb0be3a
[INFO] validating manifest of RyuuGan/rust-problems 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 RyuuGan/rust-problems 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 RyuuGan/rust-problems
[INFO] finished frobbing RyuuGan/rust-problems
[INFO] frobbed toml for RyuuGan/rust-problems written to work/ex/beta-1.38-1/sources/1.37.0/gh/RyuuGan/rust-problems/Cargo.toml
[INFO] started frobbing RyuuGan/rust-problems
[INFO] finished frobbing RyuuGan/rust-problems
[INFO] frobbed toml for RyuuGan/rust-problems written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RyuuGan/rust-problems/Cargo.toml
[INFO] crate RyuuGan/rust-problems 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 RyuuGan/rust-problems 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-1/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/RyuuGan/rust-problems:/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] 18886c9767091c30e540c14750834c5c09f4cfa2ad33ad576805c88cabf71f21
[INFO] running `"docker" "start" "-a" "18886c9767091c30e540c14750834c5c09f4cfa2ad33ad576805c88cabf71f21"`
[INFO] [stderr]    Compiling coding v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "18886c9767091c30e540c14750834c5c09f4cfa2ad33ad576805c88cabf71f21"`
[INFO] running `"docker" "rm" "-f" "18886c9767091c30e540c14750834c5c09f4cfa2ad33ad576805c88cabf71f21"`
[INFO] [stdout] 18886c9767091c30e540c14750834c5c09f4cfa2ad33ad576805c88cabf71f21
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/RyuuGan/rust-problems:/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] c25b22c766a2db1e8610c6fd11c1767ade2d06bdab994297b3c679cd3ffcc0c2
[INFO] running `"docker" "start" "-a" "c25b22c766a2db1e8610c6fd11c1767ade2d06bdab994297b3c679cd3ffcc0c2"`
[INFO] [stderr]    Compiling coding v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "c25b22c766a2db1e8610c6fd11c1767ade2d06bdab994297b3c679cd3ffcc0c2"`
[INFO] running `"docker" "rm" "-f" "c25b22c766a2db1e8610c6fd11c1767ade2d06bdab994297b3c679cd3ffcc0c2"`
[INFO] [stdout] c25b22c766a2db1e8610c6fd11c1767ade2d06bdab994297b3c679cd3ffcc0c2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/RyuuGan/rust-problems:/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] 9f68885a1573f7eda5563ea1247278952d2dc514a2f6f1bc021a63f97e2e1525
[INFO] running `"docker" "start" "-a" "9f68885a1573f7eda5563ea1247278952d2dc514a2f6f1bc021a63f97e2e1525"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/coding-bca3ac2e194c6648
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9f68885a1573f7eda5563ea1247278952d2dc514a2f6f1bc021a63f97e2e1525"`
[INFO] running `"docker" "rm" "-f" "9f68885a1573f7eda5563ea1247278952d2dc514a2f6f1bc021a63f97e2e1525"`
[INFO] [stdout] 9f68885a1573f7eda5563ea1247278952d2dc514a2f6f1bc021a63f97e2e1525