[INFO] updating cached repository someguynamedmatt/btree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/someguynamedmatt/btree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/someguynamedmatt/btree" "work/ex/beta-1.37-6/sources/1.36.0/gh/someguynamedmatt/btree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/someguynamedmatt/btree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/someguynamedmatt/btree" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/someguynamedmatt/btree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/someguynamedmatt/btree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cf3b4086cf44415a190531cc12741fcd66bffa79
[INFO] sha for GitHub repo someguynamedmatt/btree: cf3b4086cf44415a190531cc12741fcd66bffa79
[INFO] validating manifest of someguynamedmatt/btree 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 someguynamedmatt/btree 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 someguynamedmatt/btree
[INFO] finished frobbing someguynamedmatt/btree
[INFO] frobbed toml for someguynamedmatt/btree written to work/ex/beta-1.37-6/sources/1.36.0/gh/someguynamedmatt/btree/Cargo.toml
[INFO] started frobbing someguynamedmatt/btree
[INFO] finished frobbing someguynamedmatt/btree
[INFO] frobbed toml for someguynamedmatt/btree written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/someguynamedmatt/btree/Cargo.toml
[INFO] crate someguynamedmatt/btree 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 someguynamedmatt/btree against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/someguynamedmatt/btree:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] c77e871d61267184b17b2eda343a2c67214b8483c48180207cf466ccc0d500e4
[INFO] running `"docker" "start" "-a" "c77e871d61267184b17b2eda343a2c67214b8483c48180207cf466ccc0d500e4"`
[INFO] [stderr]    Compiling btree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "c77e871d61267184b17b2eda343a2c67214b8483c48180207cf466ccc0d500e4"`
[INFO] running `"docker" "rm" "-f" "c77e871d61267184b17b2eda343a2c67214b8483c48180207cf466ccc0d500e4"`
[INFO] [stdout] c77e871d61267184b17b2eda343a2c67214b8483c48180207cf466ccc0d500e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/someguynamedmatt/btree:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9b2cf9aea59687a3357592c03aefedbd4654d058597676a5d5b01b080b9b628c
[INFO] running `"docker" "start" "-a" "9b2cf9aea59687a3357592c03aefedbd4654d058597676a5d5b01b080b9b628c"`
[INFO] [stderr]    Compiling btree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "9b2cf9aea59687a3357592c03aefedbd4654d058597676a5d5b01b080b9b628c"`
[INFO] running `"docker" "rm" "-f" "9b2cf9aea59687a3357592c03aefedbd4654d058597676a5d5b01b080b9b628c"`
[INFO] [stdout] 9b2cf9aea59687a3357592c03aefedbd4654d058597676a5d5b01b080b9b628c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/someguynamedmatt/btree:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 70af71f70b2d71d481968cd407f592bde6ae7309b4c59ea05876356091b49728
[INFO] running `"docker" "start" "-a" "70af71f70b2d71d481968cd407f592bde6ae7309b4c59ea05876356091b49728"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/btree-74299f1f841a52e1
[INFO] [stderr]      Running /opt/crater/target/debug/deps/btree-71215a6a3d033bc6
[INFO] [stderr]    Doc-tests btree
[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] [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] [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" "70af71f70b2d71d481968cd407f592bde6ae7309b4c59ea05876356091b49728"`
[INFO] running `"docker" "rm" "-f" "70af71f70b2d71d481968cd407f592bde6ae7309b4c59ea05876356091b49728"`
[INFO] [stdout] 70af71f70b2d71d481968cd407f592bde6ae7309b4c59ea05876356091b49728