[INFO] crate forester 0.0.3 is already in cache
[INFO] extracting crate forester 0.0.3 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/forester/0.0.3
[INFO] extracting crate forester 0.0.3 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/forester/0.0.3
[INFO] validating manifest of forester-0.0.3 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of forester-0.0.3 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing forester-0.0.3
[INFO] finished frobbing forester-0.0.3
[INFO] frobbed toml for forester-0.0.3 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/forester/0.0.3/Cargo.toml
[INFO] started frobbing forester-0.0.3
[INFO] finished frobbing forester-0.0.3
[INFO] frobbed toml for forester-0.0.3 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/forester/0.0.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing forester-0.0.3 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/forester/0.0.3:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 1c3e07c808ca9b35e2e2e1a351c9945f579396c18700be3efb2b3458ec9ea7cd
[INFO] running `"docker" "start" "-a" "1c3e07c808ca9b35e2e2e1a351c9945f579396c18700be3efb2b3458ec9ea7cd"`
[INFO] [stderr]    Compiling forester v0.0.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `"docker" "inspect" "1c3e07c808ca9b35e2e2e1a351c9945f579396c18700be3efb2b3458ec9ea7cd"`
[INFO] running `"docker" "rm" "-f" "1c3e07c808ca9b35e2e2e1a351c9945f579396c18700be3efb2b3458ec9ea7cd"`
[INFO] [stdout] 1c3e07c808ca9b35e2e2e1a351c9945f579396c18700be3efb2b3458ec9ea7cd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/forester/0.0.3:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 60afad156fe273cba001d9334e3af033c374a6628edf1d023d4c24393d653eb3
[INFO] running `"docker" "start" "-a" "60afad156fe273cba001d9334e3af033c374a6628edf1d023d4c24393d653eb3"`
[INFO] [stderr]    Compiling forester v0.0.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `"docker" "inspect" "60afad156fe273cba001d9334e3af033c374a6628edf1d023d4c24393d653eb3"`
[INFO] running `"docker" "rm" "-f" "60afad156fe273cba001d9334e3af033c374a6628edf1d023d4c24393d653eb3"`
[INFO] [stdout] 60afad156fe273cba001d9334e3af033c374a6628edf1d023d4c24393d653eb3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/forester/0.0.3:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] bd0728a9a6b8575fdd754e9fbcb12ad07a6394062b742701c5aaacd06021137a
[INFO] running `"docker" "start" "-a" "bd0728a9a6b8575fdd754e9fbcb12ad07a6394062b742701c5aaacd06021137a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/forester-00c07098393bb2b4
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test array_ops::tests::dot_array ... ok
[INFO] [stdout] test array_ops::tests::dot_slice ... ok
[INFO] [stdout] test array_ops::tests::partition ... ok
[INFO] [stdout] test categorical::cat_u8 ... ok
[INFO] [stdout] test dtree::tests::bootstrap ... ok
[INFO] [stdout] test array_ops::tests::dot_vec ... ok
[INFO] [stdout] test api::tests::extra_trees_regressor ... ok
[INFO] [stdout] test iter_mean::tests::iter_mean ... ok
[INFO] [stdout] test split::tests::best_split_random_feature ... ok
[INFO] [stdout] test split::tests::best_random_split ... ok
[INFO] [stdout] test vec2d::tests::construction ... ok
[INFO] [stdout] test dtree::tests::fmt ... ok
[INFO] [stdout] test split::tests::best_split ... ok
[INFO] [stdout] test dtree::tests::tree ... ok
[INFO] [stdout] test dforest::tests::fmt ... ok
[INFO] [stdout] test api::tests::extra_trees_classifier ... ok
[INFO] [stdout] test vec2d::tests::indexing ... ok
[INFO] [stdout] test vec2d::tests::iteration ... ok
[INFO] [stdout] test vec2d::tests::empty_iter ... ok
[INFO] [stdout] test array_ops::tests::bootstrap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests forester
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/vec2d.rs - vec2d (line 10) ... ok
[INFO] [stdout] test src/vec2d.rs - vec2d (line 17) ... ok
[INFO] [stdout] test src/vec2d.rs - vec2d (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bd0728a9a6b8575fdd754e9fbcb12ad07a6394062b742701c5aaacd06021137a"`
[INFO] running `"docker" "rm" "-f" "bd0728a9a6b8575fdd754e9fbcb12ad07a6394062b742701c5aaacd06021137a"`
[INFO] [stdout] bd0728a9a6b8575fdd754e9fbcb12ad07a6394062b742701c5aaacd06021137a