[INFO] crate gray-codes 0.1.1 is already in cache
[INFO] extracting crate gray-codes 0.1.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/gray-codes/0.1.1
[INFO] extracting crate gray-codes 0.1.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/gray-codes/0.1.1
[INFO] validating manifest of gray-codes-0.1.1 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 gray-codes-0.1.1 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 gray-codes-0.1.1
[INFO] finished frobbing gray-codes-0.1.1
[INFO] frobbed toml for gray-codes-0.1.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/gray-codes/0.1.1/Cargo.toml
[INFO] started frobbing gray-codes-0.1.1
[INFO] finished frobbing gray-codes-0.1.1
[INFO] frobbed toml for gray-codes-0.1.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/gray-codes/0.1.1/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 gray-codes-0.1.1 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/gray-codes/0.1.1:/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=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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] ed9ac6b99aa3607bd6dddcde59db37e9992711744b3d0beefb232a34ab11d94a
[INFO] running `"docker" "start" "-a" "ed9ac6b99aa3607bd6dddcde59db37e9992711744b3d0beefb232a34ab11d94a"`
[INFO] [stderr]    Compiling gray-codes v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "ed9ac6b99aa3607bd6dddcde59db37e9992711744b3d0beefb232a34ab11d94a"`
[INFO] running `"docker" "rm" "-f" "ed9ac6b99aa3607bd6dddcde59db37e9992711744b3d0beefb232a34ab11d94a"`
[INFO] [stdout] ed9ac6b99aa3607bd6dddcde59db37e9992711744b3d0beefb232a34ab11d94a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/gray-codes/0.1.1:/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=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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f86c8398554ced06a58ef8942587a3f3dd3daeed25ce84ea8f97de17b184c4a9
[INFO] running `"docker" "start" "-a" "f86c8398554ced06a58ef8942587a3f3dd3daeed25ce84ea8f97de17b184c4a9"`
[INFO] [stderr]    Compiling gray-codes v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "f86c8398554ced06a58ef8942587a3f3dd3daeed25ce84ea8f97de17b184c4a9"`
[INFO] running `"docker" "rm" "-f" "f86c8398554ced06a58ef8942587a3f3dd3daeed25ce84ea8f97de17b184c4a9"`
[INFO] [stdout] f86c8398554ced06a58ef8942587a3f3dd3daeed25ce84ea8f97de17b184c4a9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/gray-codes/0.1.1:/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=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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 677a3e9b9c91b4fdac0fc5607b612a48e505ca6db970456887a238bc32eb940e
[INFO] running `"docker" "start" "-a" "677a3e9b9c91b4fdac0fc5607b612a48e505ca6db970456887a238bc32eb940e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gray_codes-4023830f0410cb82
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test subsets ... ok
[INFO] [stdout] test inclusion_exclusion ... ok
[INFO] [stdout] test gray_code_8 ... ok
[INFO] [stdout] test gray_code_16 ... ok
[INFO] [stdout] test gray_code_32 ... ok
[INFO] [stdout] test gray_code_64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gray-codes
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - GrayCode64 (line 68) ... ok
[INFO] [stdout] test src/lib.rs - GrayCode16 (line 68) ... ok
[INFO] [stdout] test src/lib.rs - GrayCode8 (line 68) ... ok
[INFO] [stdout] test src/lib.rs - GrayCode32 (line 68) ... ok
[INFO] [stdout] test src/lib.rs - GrayCode64 (line 44) ... ok
[INFO] [stdout] test src/lib.rs - GrayCode16 (line 44) ... ok
[INFO] [stdout] test src/lib.rs - GrayCode32 (line 44) ... ok
[INFO] [stdout] test src/lib.rs - GrayCode8 (line 44) ... ok
[INFO] [stdout] test src/lib.rs - InclusionExclusion (line 250) ... ok
[INFO] [stdout] test src/lib.rs - InclusionExclusion (line 276) ... ok
[INFO] [stdout] test src/lib.rs - Subsets (line 394) ... ok
[INFO] [stdout] test src/lib.rs - Subsets (line 420) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "677a3e9b9c91b4fdac0fc5607b612a48e505ca6db970456887a238bc32eb940e"`
[INFO] running `"docker" "rm" "-f" "677a3e9b9c91b4fdac0fc5607b612a48e505ca6db970456887a238bc32eb940e"`
[INFO] [stdout] 677a3e9b9c91b4fdac0fc5607b612a48e505ca6db970456887a238bc32eb940e