[INFO] updating cached repository ccapitalK/rust-binary-tree-ADT
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ccapitalK/rust-binary-tree-ADT
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ccapitalK/rust-binary-tree-ADT" "work/ex/beta-1.38-1/sources/1.37.0/gh/ccapitalK/rust-binary-tree-ADT"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ccapitalK/rust-binary-tree-ADT'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ccapitalK/rust-binary-tree-ADT" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ccapitalK/rust-binary-tree-ADT"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ccapitalK/rust-binary-tree-ADT'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd4963221ffac8fb50eb0e521b0e33a20febdc54
[INFO] sha for GitHub repo ccapitalK/rust-binary-tree-ADT: cd4963221ffac8fb50eb0e521b0e33a20febdc54
[INFO] validating manifest of ccapitalK/rust-binary-tree-ADT 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 ccapitalK/rust-binary-tree-ADT 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 ccapitalK/rust-binary-tree-ADT
[INFO] finished frobbing ccapitalK/rust-binary-tree-ADT
[INFO] frobbed toml for ccapitalK/rust-binary-tree-ADT written to work/ex/beta-1.38-1/sources/1.37.0/gh/ccapitalK/rust-binary-tree-ADT/Cargo.toml
[INFO] started frobbing ccapitalK/rust-binary-tree-ADT
[INFO] finished frobbing ccapitalK/rust-binary-tree-ADT
[INFO] frobbed toml for ccapitalK/rust-binary-tree-ADT written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ccapitalK/rust-binary-tree-ADT/Cargo.toml
[INFO] crate ccapitalK/rust-binary-tree-ADT 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 ccapitalK/rust-binary-tree-ADT 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ccapitalK/rust-binary-tree-ADT:/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] ebba636e2aa17bc105cc6d316d55d211d330c0c43cd676a9afb1cd32cd7e15a8
[INFO] running `"docker" "start" "-a" "ebba636e2aa17bc105cc6d316d55d211d330c0c43cd676a9afb1cd32cd7e15a8"`
[INFO] [stderr]    Compiling binary_tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "ebba636e2aa17bc105cc6d316d55d211d330c0c43cd676a9afb1cd32cd7e15a8"`
[INFO] running `"docker" "rm" "-f" "ebba636e2aa17bc105cc6d316d55d211d330c0c43cd676a9afb1cd32cd7e15a8"`
[INFO] [stdout] ebba636e2aa17bc105cc6d316d55d211d330c0c43cd676a9afb1cd32cd7e15a8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ccapitalK/rust-binary-tree-ADT:/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] b53284c7d4ac8b425969d68165fd5be296c66dd63c00c1da5ae1c62737e6a249
[INFO] running `"docker" "start" "-a" "b53284c7d4ac8b425969d68165fd5be296c66dd63c00c1da5ae1c62737e6a249"`
[INFO] [stderr]    Compiling binary_tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "b53284c7d4ac8b425969d68165fd5be296c66dd63c00c1da5ae1c62737e6a249"`
[INFO] running `"docker" "rm" "-f" "b53284c7d4ac8b425969d68165fd5be296c66dd63c00c1da5ae1c62737e6a249"`
[INFO] [stdout] b53284c7d4ac8b425969d68165fd5be296c66dd63c00c1da5ae1c62737e6a249
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ccapitalK/rust-binary-tree-ADT:/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] f6dfcdab8a3dcbc09a4a110b029b96aea4cd21216314f259966eb95c27e3e233
[INFO] running `"docker" "start" "-a" "f6dfcdab8a3dcbc09a4a110b029b96aea4cd21216314f259966eb95c27e3e233"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/binary_tree-89924b08beb43029
[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" "f6dfcdab8a3dcbc09a4a110b029b96aea4cd21216314f259966eb95c27e3e233"`
[INFO] running `"docker" "rm" "-f" "f6dfcdab8a3dcbc09a4a110b029b96aea4cd21216314f259966eb95c27e3e233"`
[INFO] [stdout] f6dfcdab8a3dcbc09a4a110b029b96aea4cd21216314f259966eb95c27e3e233