[INFO] updating cached repository juhnowski/rust-structures
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/juhnowski/rust-structures
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/juhnowski/rust-structures" "work/ex/beta-1.37-6/sources/1.36.0/gh/juhnowski/rust-structures"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/juhnowski/rust-structures'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/juhnowski/rust-structures" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/juhnowski/rust-structures"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/juhnowski/rust-structures'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 28987eb9d69681e709ed0077428782feab36f97a
[INFO] sha for GitHub repo juhnowski/rust-structures: 28987eb9d69681e709ed0077428782feab36f97a
[INFO] validating manifest of juhnowski/rust-structures 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 juhnowski/rust-structures 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 juhnowski/rust-structures
[INFO] finished frobbing juhnowski/rust-structures
[INFO] frobbed toml for juhnowski/rust-structures written to work/ex/beta-1.37-6/sources/1.36.0/gh/juhnowski/rust-structures/Cargo.toml
[INFO] started frobbing juhnowski/rust-structures
[INFO] finished frobbing juhnowski/rust-structures
[INFO] frobbed toml for juhnowski/rust-structures written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/juhnowski/rust-structures/Cargo.toml
[INFO] crate juhnowski/rust-structures 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 juhnowski/rust-structures against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/juhnowski/rust-structures:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b7719eca78f8aacc7cc573a0deb3547b4f386d6246f4a351c06ab5e631bb170f
[INFO] running `"docker" "start" "-a" "b7719eca78f8aacc7cc573a0deb3547b4f386d6246f4a351c06ab5e631bb170f"`
[INFO] [stderr]    Compiling structures v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "b7719eca78f8aacc7cc573a0deb3547b4f386d6246f4a351c06ab5e631bb170f"`
[INFO] running `"docker" "rm" "-f" "b7719eca78f8aacc7cc573a0deb3547b4f386d6246f4a351c06ab5e631bb170f"`
[INFO] [stdout] b7719eca78f8aacc7cc573a0deb3547b4f386d6246f4a351c06ab5e631bb170f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/juhnowski/rust-structures:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3cd4941a5f5e5af389db3c75faa60591556add6a9992696f7051d7791d52d64a
[INFO] running `"docker" "start" "-a" "3cd4941a5f5e5af389db3c75faa60591556add6a9992696f7051d7791d52d64a"`
[INFO] [stderr]    Compiling structures v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "3cd4941a5f5e5af389db3c75faa60591556add6a9992696f7051d7791d52d64a"`
[INFO] running `"docker" "rm" "-f" "3cd4941a5f5e5af389db3c75faa60591556add6a9992696f7051d7791d52d64a"`
[INFO] [stdout] 3cd4941a5f5e5af389db3c75faa60591556add6a9992696f7051d7791d52d64a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/juhnowski/rust-structures:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 43da56aa05b82d1eef9511322f9a5a239628973878b2a76e1d156afc8994e4f3
[INFO] running `"docker" "start" "-a" "43da56aa05b82d1eef9511322f9a5a239628973878b2a76e1d156afc8994e4f3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/structures-5f9e750d464a6a3d
[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" "43da56aa05b82d1eef9511322f9a5a239628973878b2a76e1d156afc8994e4f3"`
[INFO] running `"docker" "rm" "-f" "43da56aa05b82d1eef9511322f9a5a239628973878b2a76e1d156afc8994e4f3"`
[INFO] [stdout] 43da56aa05b82d1eef9511322f9a5a239628973878b2a76e1d156afc8994e4f3