[INFO] updating cached repository matsadler/halton
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/matsadler/halton
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/matsadler/halton" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matsadler/halton"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matsadler/halton'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/matsadler/halton" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/matsadler/halton"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/matsadler/halton'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3317225afec620a1103326ea0e8dc909d485018c
[INFO] sha for GitHub repo matsadler/halton: 3317225afec620a1103326ea0e8dc909d485018c
[INFO] validating manifest of matsadler/halton 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 matsadler/halton 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 matsadler/halton
[INFO] finished frobbing matsadler/halton
[INFO] frobbed toml for matsadler/halton written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matsadler/halton/Cargo.toml
[INFO] started frobbing matsadler/halton
[INFO] finished frobbing matsadler/halton
[INFO] frobbed toml for matsadler/halton written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/matsadler/halton/Cargo.toml
[INFO] crate matsadler/halton has a lockfile. skipping
[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 matsadler/halton against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matsadler/halton:/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] ff9b9f845aed4c374dfdd4ca12ea93eb4315bc1eb3e1841f8aabc2662312b8a9
[INFO] running `"docker" "start" "-a" "ff9b9f845aed4c374dfdd4ca12ea93eb4315bc1eb3e1841f8aabc2662312b8a9"`
[INFO] [stderr]    Compiling halton v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "ff9b9f845aed4c374dfdd4ca12ea93eb4315bc1eb3e1841f8aabc2662312b8a9"`
[INFO] running `"docker" "rm" "-f" "ff9b9f845aed4c374dfdd4ca12ea93eb4315bc1eb3e1841f8aabc2662312b8a9"`
[INFO] [stdout] ff9b9f845aed4c374dfdd4ca12ea93eb4315bc1eb3e1841f8aabc2662312b8a9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matsadler/halton:/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] cb3ec382eaa43be6fa686403f6acf5cb4f0e2127aac665673e37772b245583c7
[INFO] running `"docker" "start" "-a" "cb3ec382eaa43be6fa686403f6acf5cb4f0e2127aac665673e37772b245583c7"`
[INFO] [stderr]    Compiling halton v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `"docker" "inspect" "cb3ec382eaa43be6fa686403f6acf5cb4f0e2127aac665673e37772b245583c7"`
[INFO] running `"docker" "rm" "-f" "cb3ec382eaa43be6fa686403f6acf5cb4f0e2127aac665673e37772b245583c7"`
[INFO] [stdout] cb3ec382eaa43be6fa686403f6acf5cb4f0e2127aac665673e37772b245583c7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/matsadler/halton:/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] 4284d100dbb464b1eee24232ea2299e07a2f24299611d7125446732779a8c8e2
[INFO] running `"docker" "start" "-a" "4284d100dbb464b1eee24232ea2299e07a2f24299611d7125446732779a8c8e2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/halton-b0fb26a838d6eb98
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::iter ... ok
[INFO] [stdout] test tests::base_2 ... ok
[INFO] [stdout] test tests::skip_base_2 ... ok
[INFO] [stdout] test tests::base_3 ... ok
[INFO] [stdout] test tests::skip_last ... ok
[INFO] [stdout] test tests::skip_base_3 ... ok
[INFO] [stdout] test tests::last ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests halton
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Sequence (line 52) ... ok
[INFO] [stdout] test src/lib.rs - Sequence::skip (line 118) ... ok
[INFO] [stdout] test src/lib.rs - Sequence (line 74) ... ok
[INFO] [stdout] test src/lib.rs - Sequence::new (line 95) ... ok
[INFO] [stdout] test src/lib.rs - Sequence (line 64) ... ok
[INFO] [stdout] test src/lib.rs -  (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4284d100dbb464b1eee24232ea2299e07a2f24299611d7125446732779a8c8e2"`
[INFO] running `"docker" "rm" "-f" "4284d100dbb464b1eee24232ea2299e07a2f24299611d7125446732779a8c8e2"`
[INFO] [stdout] 4284d100dbb464b1eee24232ea2299e07a2f24299611d7125446732779a8c8e2