[INFO] fetching crate grin_miner_util 0.5.2...
[INFO] extracting crate grin_miner_util 0.5.2 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/grin_miner_util/0.5.2
[INFO] extracting crate grin_miner_util 0.5.2 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/grin_miner_util/0.5.2
[INFO] validating manifest of grin_miner_util-0.5.2 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of grin_miner_util-0.5.2 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing grin_miner_util-0.5.2
[INFO] finished frobbing grin_miner_util-0.5.2
[INFO] frobbed toml for grin_miner_util-0.5.2 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/grin_miner_util/0.5.2/Cargo.toml
[INFO] started frobbing grin_miner_util-0.5.2
[INFO] finished frobbing grin_miner_util-0.5.2
[INFO] frobbed toml for grin_miner_util-0.5.2 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/grin_miner_util/0.5.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing grin_miner_util-0.5.2 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/grin_miner_util/0.5.2:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] ff87c272c0f1940e4abed6862aeb429964a8107e8234c250ff9c4e264503d23f
[INFO] running `"docker" "start" "-a" "ff87c272c0f1940e4abed6862aeb429964a8107e8234c250ff9c4e264503d23f"`
[INFO] [stderr]    Compiling slog v2.1.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling slog-term v2.4.0
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling grin_miner_util v0.5.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.08s
[INFO] running `"docker" "inspect" "ff87c272c0f1940e4abed6862aeb429964a8107e8234c250ff9c4e264503d23f"`
[INFO] running `"docker" "rm" "-f" "ff87c272c0f1940e4abed6862aeb429964a8107e8234c250ff9c4e264503d23f"`
[INFO] [stdout] ff87c272c0f1940e4abed6862aeb429964a8107e8234c250ff9c4e264503d23f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/grin_miner_util/0.5.2:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 793b07dccc44ede94471be462f4bcba24e77602af2f5eac03078cefcc6bb4e7a
[INFO] running `"docker" "start" "-a" "793b07dccc44ede94471be462f4bcba24e77602af2f5eac03078cefcc6bb4e7a"`
[INFO] [stderr]    Compiling grin_miner_util v0.5.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `"docker" "inspect" "793b07dccc44ede94471be462f4bcba24e77602af2f5eac03078cefcc6bb4e7a"`
[INFO] running `"docker" "rm" "-f" "793b07dccc44ede94471be462f4bcba24e77602af2f5eac03078cefcc6bb4e7a"`
[INFO] [stdout] 793b07dccc44ede94471be462f4bcba24e77602af2f5eac03078cefcc6bb4e7a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/grin_miner_util/0.5.2:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 89cbebacd952c9d5be6522a11e9105e28d76d0c6aa241248c3a889d523e58620
[INFO] running `"docker" "start" "-a" "89cbebacd952c9d5be6522a11e9105e28d76d0c6aa241248c3a889d523e58620"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/grin_miner_util-6cc1244c24062a7b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test hex::test::test_from_hex ... ok
[INFO] [stdout] test hex::test::test_to_hex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grin_miner_util
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "89cbebacd952c9d5be6522a11e9105e28d76d0c6aa241248c3a889d523e58620"`
[INFO] running `"docker" "rm" "-f" "89cbebacd952c9d5be6522a11e9105e28d76d0c6aa241248c3a889d523e58620"`
[INFO] [stdout] 89cbebacd952c9d5be6522a11e9105e28d76d0c6aa241248c3a889d523e58620