[INFO] crate grin_miner_util 0.5.2 is already in cache
[INFO] extracting crate grin_miner_util 0.5.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/grin_miner_util/0.5.2
[INFO] extracting crate grin_miner_util 0.5.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/grin_miner_util/0.5.2
[INFO] validating manifest of grin_miner_util-0.5.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of grin_miner_util-0.5.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/reg/grin_miner_util/0.5.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing grin_miner_util-0.5.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] e4f96b1b4d90e6ea6ca9e423a62e48078e690c03758a016a279fe278a20863e8
[INFO] running `"docker" "start" "-a" "e4f96b1b4d90e6ea6ca9e423a62e48078e690c03758a016a279fe278a20863e8"`
[INFO] [stderr]    Compiling slog v2.1.1
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling slog-term v2.4.1
[INFO] [stderr]    Compiling grin_miner_util v0.5.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `"docker" "inspect" "e4f96b1b4d90e6ea6ca9e423a62e48078e690c03758a016a279fe278a20863e8"`
[INFO] running `"docker" "rm" "-f" "e4f96b1b4d90e6ea6ca9e423a62e48078e690c03758a016a279fe278a20863e8"`
[INFO] [stdout] e4f96b1b4d90e6ea6ca9e423a62e48078e690c03758a016a279fe278a20863e8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f5a830bdd8fd6df2e8632ae707fc526b912a3069fb43283bd3eff21448c4d8a7
[INFO] running `"docker" "start" "-a" "f5a830bdd8fd6df2e8632ae707fc526b912a3069fb43283bd3eff21448c4d8a7"`
[INFO] [stderr]    Compiling grin_miner_util v0.5.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "f5a830bdd8fd6df2e8632ae707fc526b912a3069fb43283bd3eff21448c4d8a7"`
[INFO] running `"docker" "rm" "-f" "f5a830bdd8fd6df2e8632ae707fc526b912a3069fb43283bd3eff21448c4d8a7"`
[INFO] [stdout] f5a830bdd8fd6df2e8632ae707fc526b912a3069fb43283bd3eff21448c4d8a7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 517cac925ccafcfe97617dfa2bcaff69aa2c929a7d26823ae3e113aeb9d88d6d
[INFO] running `"docker" "start" "-a" "517cac925ccafcfe97617dfa2bcaff69aa2c929a7d26823ae3e113aeb9d88d6d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/grin_miner_util-6930060e69cdaa5a
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test hex::test::test_to_hex ... ok
[INFO] [stdout] test hex::test::test_from_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" "517cac925ccafcfe97617dfa2bcaff69aa2c929a7d26823ae3e113aeb9d88d6d"`
[INFO] running `"docker" "rm" "-f" "517cac925ccafcfe97617dfa2bcaff69aa2c929a7d26823ae3e113aeb9d88d6d"`
[INFO] [stdout] 517cac925ccafcfe97617dfa2bcaff69aa2c929a7d26823ae3e113aeb9d88d6d