[INFO] updating cached repository howeih/Day-45-Binary-Search-Tree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/howeih/Day-45-Binary-Search-Tree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-45-Binary-Search-Tree" "work/ex/beta-1.37-6/sources/1.36.0/gh/howeih/Day-45-Binary-Search-Tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/howeih/Day-45-Binary-Search-Tree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-45-Binary-Search-Tree" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/howeih/Day-45-Binary-Search-Tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/howeih/Day-45-Binary-Search-Tree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8f4fed83beeee1b54670534893300791354ce433
[INFO] sha for GitHub repo howeih/Day-45-Binary-Search-Tree: 8f4fed83beeee1b54670534893300791354ce433
[INFO] validating manifest of howeih/Day-45-Binary-Search-Tree 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 howeih/Day-45-Binary-Search-Tree 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 howeih/Day-45-Binary-Search-Tree
[INFO] finished frobbing howeih/Day-45-Binary-Search-Tree
[INFO] frobbed toml for howeih/Day-45-Binary-Search-Tree written to work/ex/beta-1.37-6/sources/1.36.0/gh/howeih/Day-45-Binary-Search-Tree/Cargo.toml
[INFO] started frobbing howeih/Day-45-Binary-Search-Tree
[INFO] finished frobbing howeih/Day-45-Binary-Search-Tree
[INFO] frobbed toml for howeih/Day-45-Binary-Search-Tree written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/howeih/Day-45-Binary-Search-Tree/Cargo.toml
[INFO] crate howeih/Day-45-Binary-Search-Tree 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 howeih/Day-45-Binary-Search-Tree 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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/howeih/Day-45-Binary-Search-Tree:/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] b491fb759bae190c208fe133a50ebb70571eb7cb25a6fcb274e58ed4b91c26aa
[INFO] running `"docker" "start" "-a" "b491fb759bae190c208fe133a50ebb70571eb7cb25a6fcb274e58ed4b91c26aa"`
[INFO] [stderr]    Compiling binary_search_tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "b491fb759bae190c208fe133a50ebb70571eb7cb25a6fcb274e58ed4b91c26aa"`
[INFO] running `"docker" "rm" "-f" "b491fb759bae190c208fe133a50ebb70571eb7cb25a6fcb274e58ed4b91c26aa"`
[INFO] [stdout] b491fb759bae190c208fe133a50ebb70571eb7cb25a6fcb274e58ed4b91c26aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/howeih/Day-45-Binary-Search-Tree:/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] 8afbce7f225d92fc68b2cad82fe68edac21600cc5b749f447fbebd4c4f18063a
[INFO] running `"docker" "start" "-a" "8afbce7f225d92fc68b2cad82fe68edac21600cc5b749f447fbebd4c4f18063a"`
[INFO] [stderr]    Compiling binary_search_tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "8afbce7f225d92fc68b2cad82fe68edac21600cc5b749f447fbebd4c4f18063a"`
[INFO] running `"docker" "rm" "-f" "8afbce7f225d92fc68b2cad82fe68edac21600cc5b749f447fbebd4c4f18063a"`
[INFO] [stdout] 8afbce7f225d92fc68b2cad82fe68edac21600cc5b749f447fbebd4c4f18063a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/howeih/Day-45-Binary-Search-Tree:/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] 620432ac045653fe0510fc06edc767422bc1f6aa6f8825d9a6304e158b8469dc
[INFO] running `"docker" "start" "-a" "620432ac045653fe0510fc06edc767422bc1f6aa6f8825d9a6304e158b8469dc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/binary_search_tree-8a4b2218ac11319b
[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" "620432ac045653fe0510fc06edc767422bc1f6aa6f8825d9a6304e158b8469dc"`
[INFO] running `"docker" "rm" "-f" "620432ac045653fe0510fc06edc767422bc1f6aa6f8825d9a6304e158b8469dc"`
[INFO] [stdout] 620432ac045653fe0510fc06edc767422bc1f6aa6f8825d9a6304e158b8469dc