[INFO] crate coniferous 0.2.1 is already in cache
[INFO] extracting crate coniferous 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/coniferous/0.2.1
[INFO] extracting crate coniferous 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/coniferous/0.2.1
[INFO] validating manifest of coniferous-0.2.1 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 coniferous-0.2.1 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 coniferous-0.2.1
[INFO] finished frobbing coniferous-0.2.1
[INFO] frobbed toml for coniferous-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/coniferous/0.2.1/Cargo.toml
[INFO] started frobbing coniferous-0.2.1
[INFO] finished frobbing coniferous-0.2.1
[INFO] frobbed toml for coniferous-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/coniferous/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 coniferous-0.2.1 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-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/coniferous/0.2.1:/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] fb52480ed91ae2b10e97268859bd2c6742676007d115159545e382f5608dbd4c
[INFO] running `"docker" "start" "-a" "fb52480ed91ae2b10e97268859bd2c6742676007d115159545e382f5608dbd4c"`
[INFO] [stderr]    Compiling parsnip v0.1.3
[INFO] [stderr]    Compiling coniferous v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `"docker" "inspect" "fb52480ed91ae2b10e97268859bd2c6742676007d115159545e382f5608dbd4c"`
[INFO] running `"docker" "rm" "-f" "fb52480ed91ae2b10e97268859bd2c6742676007d115159545e382f5608dbd4c"`
[INFO] [stdout] fb52480ed91ae2b10e97268859bd2c6742676007d115159545e382f5608dbd4c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/coniferous/0.2.1:/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] 0c60e11c7a048223c21e3421e049611e0e2ca128816c904a54e25c19c5c6421c
[INFO] running `"docker" "start" "-a" "0c60e11c7a048223c21e3421e049611e0e2ca128816c904a54e25c19c5c6421c"`
[INFO] [stderr]    Compiling coniferous v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `"docker" "inspect" "0c60e11c7a048223c21e3421e049611e0e2ca128816c904a54e25c19c5c6421c"`
[INFO] running `"docker" "rm" "-f" "0c60e11c7a048223c21e3421e049611e0e2ca128816c904a54e25c19c5c6421c"`
[INFO] [stdout] 0c60e11c7a048223c21e3421e049611e0e2ca128816c904a54e25c19c5c6421c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/coniferous/0.2.1:/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] 640e740b671000524c2b5b4722988e7ee423931cfacce75468cf9c80355dd8ae
[INFO] running `"docker" "start" "-a" "640e740b671000524c2b5b4722988e7ee423931cfacce75468cf9c80355dd8ae"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/coniferous-f1bf080dc060c82e
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_eval_node ... ok
[INFO] [stdout] test tests::test_decision_tree ... ok
[INFO] [stdout] test tests::test_generate_criteria ... ok
[INFO] [stdout] test tests::test_best_split ... ok
[INFO] [stdout] test tests::test_best_criteria ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coniferous
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - CARTree::fit (line 82) ... 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" "640e740b671000524c2b5b4722988e7ee423931cfacce75468cf9c80355dd8ae"`
[INFO] running `"docker" "rm" "-f" "640e740b671000524c2b5b4722988e7ee423931cfacce75468cf9c80355dd8ae"`
[INFO] [stdout] 640e740b671000524c2b5b4722988e7ee423931cfacce75468cf9c80355dd8ae