[INFO] crate rustkell 0.2.2 is already in cache
[INFO] extracting crate rustkell 0.2.2 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustkell/0.2.2
[INFO] extracting crate rustkell 0.2.2 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rustkell/0.2.2
[INFO] validating manifest of rustkell-0.2.2 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 rustkell-0.2.2 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 rustkell-0.2.2
[INFO] finished frobbing rustkell-0.2.2
[INFO] frobbed toml for rustkell-0.2.2 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustkell/0.2.2/Cargo.toml
[INFO] started frobbing rustkell-0.2.2
[INFO] finished frobbing rustkell-0.2.2
[INFO] frobbed toml for rustkell-0.2.2 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rustkell/0.2.2/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 rustkell-0.2.2 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustkell/0.2.2:/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] 985a2d99ecb0d9a48ab8d30bf13ca7a43a64c30a3d004ff2100ee526393e1ca9
[INFO] running `"docker" "start" "-a" "985a2d99ecb0d9a48ab8d30bf13ca7a43a64c30a3d004ff2100ee526393e1ca9"`
[INFO] [stderr]    Compiling rustkell v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "985a2d99ecb0d9a48ab8d30bf13ca7a43a64c30a3d004ff2100ee526393e1ca9"`
[INFO] running `"docker" "rm" "-f" "985a2d99ecb0d9a48ab8d30bf13ca7a43a64c30a3d004ff2100ee526393e1ca9"`
[INFO] [stdout] 985a2d99ecb0d9a48ab8d30bf13ca7a43a64c30a3d004ff2100ee526393e1ca9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustkell/0.2.2:/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] 050fb4f7d351f2ad84f718260a3ed1bba870d3f9d71fb0a3b2909621747cfb6f
[INFO] running `"docker" "start" "-a" "050fb4f7d351f2ad84f718260a3ed1bba870d3f9d71fb0a3b2909621747cfb6f"`
[INFO] [stderr]    Compiling rustkell v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "050fb4f7d351f2ad84f718260a3ed1bba870d3f9d71fb0a3b2909621747cfb6f"`
[INFO] running `"docker" "rm" "-f" "050fb4f7d351f2ad84f718260a3ed1bba870d3f9d71fb0a3b2909621747cfb6f"`
[INFO] [stdout] 050fb4f7d351f2ad84f718260a3ed1bba870d3f9d71fb0a3b2909621747cfb6f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustkell/0.2.2:/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] 2323544c7042ad5bfc908819f9c28758104ac0009c2be38f61f372d637b29898
[INFO] running `"docker" "start" "-a" "2323544c7042ad5bfc908819f9c28758104ac0009c2be38f61f372d637b29898"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustkell-4b91898f53ec53bf
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test datalist::iter_test_tails_empty ... ok
[INFO] [stdout] test datalist::iter_test_tails ... ok
[INFO] [stdout] test datalist::vector_test_tails_empty ... ok
[INFO] [stdout] test datalist::vector_test_tails ... ok
[INFO] [stdout] test datalist::slice_test_tails ... ok
[INFO] [stdout] test datalist::slice_test_tails_empty ... 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 rustkell
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/datalist/mod.rs - datalist::DataList::tails (line 21) ... ok
[INFO] [stdout] test src/datalist/tails.rs - datalist::tails::Tails (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2323544c7042ad5bfc908819f9c28758104ac0009c2be38f61f372d637b29898"`
[INFO] running `"docker" "rm" "-f" "2323544c7042ad5bfc908819f9c28758104ac0009c2be38f61f372d637b29898"`
[INFO] [stdout] 2323544c7042ad5bfc908819f9c28758104ac0009c2be38f61f372d637b29898