[INFO] crate metrics-core 0.4.0 is already in cache
[INFO] extracting crate metrics-core 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/metrics-core/0.4.0
[INFO] extracting crate metrics-core 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/metrics-core/0.4.0
[INFO] validating manifest of metrics-core-0.4.0 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 metrics-core-0.4.0 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 metrics-core-0.4.0
[INFO] finished frobbing metrics-core-0.4.0
[INFO] frobbed toml for metrics-core-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/metrics-core/0.4.0/Cargo.toml
[INFO] started frobbing metrics-core-0.4.0
[INFO] finished frobbing metrics-core-0.4.0
[INFO] frobbed toml for metrics-core-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/metrics-core/0.4.0/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] testing metrics-core-0.4.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/metrics-core/0.4.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 3c3e9f4d85f239eb511dcda6d762fb423c2c6eb1071e55c3ff5b20790f6b7650
[INFO] running `"docker" "start" "-a" "3c3e9f4d85f239eb511dcda6d762fb423c2c6eb1071e55c3ff5b20790f6b7650"`
[INFO] [stderr]    Compiling metrics-core v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `"docker" "inspect" "3c3e9f4d85f239eb511dcda6d762fb423c2c6eb1071e55c3ff5b20790f6b7650"`
[INFO] running `"docker" "rm" "-f" "3c3e9f4d85f239eb511dcda6d762fb423c2c6eb1071e55c3ff5b20790f6b7650"`
[INFO] [stdout] 3c3e9f4d85f239eb511dcda6d762fb423c2c6eb1071e55c3ff5b20790f6b7650
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/metrics-core/0.4.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7f635d93c619206eac888f0aa3e0f7d6026d468a5483f08cf53c7aab0b73ddcf
[INFO] running `"docker" "start" "-a" "7f635d93c619206eac888f0aa3e0f7d6026d468a5483f08cf53c7aab0b73ddcf"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling metrics-core v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "7f635d93c619206eac888f0aa3e0f7d6026d468a5483f08cf53c7aab0b73ddcf"`
[INFO] running `"docker" "rm" "-f" "7f635d93c619206eac888f0aa3e0f7d6026d468a5483f08cf53c7aab0b73ddcf"`
[INFO] [stdout] 7f635d93c619206eac888f0aa3e0f7d6026d468a5483f08cf53c7aab0b73ddcf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/metrics-core/0.4.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 9c69bd64859b16ae2d353a600e027f1c434aa0f282f63f5de78556985c7b0408
[INFO] running `"docker" "start" "-a" "9c69bd64859b16ae2d353a600e027f1c434aa0f282f63f5de78556985c7b0408"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/metrics_core-9e3cdafe9b75ad9d
[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] [stderr]    Doc-tests metrics-core
[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" "9c69bd64859b16ae2d353a600e027f1c434aa0f282f63f5de78556985c7b0408"`
[INFO] running `"docker" "rm" "-f" "9c69bd64859b16ae2d353a600e027f1c434aa0f282f63f5de78556985c7b0408"`
[INFO] [stdout] 9c69bd64859b16ae2d353a600e027f1c434aa0f282f63f5de78556985c7b0408