[INFO] updating cached repository j-browne/nucchart
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/j-browne/nucchart
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/j-browne/nucchart" "work/ex/beta-1.37-6/sources/1.36.0/gh/j-browne/nucchart"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/j-browne/nucchart'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/j-browne/nucchart" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/j-browne/nucchart"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/j-browne/nucchart'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5810fc367f9014e7047a35051d94c838b69e32c2
[INFO] sha for GitHub repo j-browne/nucchart: 5810fc367f9014e7047a35051d94c838b69e32c2
[INFO] validating manifest of j-browne/nucchart on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of j-browne/nucchart on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing j-browne/nucchart
[INFO] finished frobbing j-browne/nucchart
[INFO] frobbed toml for j-browne/nucchart written to work/ex/beta-1.37-6/sources/1.36.0/gh/j-browne/nucchart/Cargo.toml
[INFO] started frobbing j-browne/nucchart
[INFO] finished frobbing j-browne/nucchart
[INFO] frobbed toml for j-browne/nucchart written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/j-browne/nucchart/Cargo.toml
[INFO] crate j-browne/nucchart already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/j-browne/nucchart/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing j-browne/nucchart against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/j-browne/nucchart:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 28c46c4fb92a1cd1f83a6e407f0153d67d227aedba6e3129c335c97aeca021ff
[INFO] running `"docker" "start" "-a" "28c46c4fb92a1cd1f83a6e407f0153d67d227aedba6e3129c335c97aeca021ff"`
[INFO] [stderr]    Compiling getopts v0.2.19
[INFO] [stderr]    Compiling nucchart v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `"docker" "inspect" "28c46c4fb92a1cd1f83a6e407f0153d67d227aedba6e3129c335c97aeca021ff"`
[INFO] running `"docker" "rm" "-f" "28c46c4fb92a1cd1f83a6e407f0153d67d227aedba6e3129c335c97aeca021ff"`
[INFO] [stdout] 28c46c4fb92a1cd1f83a6e407f0153d67d227aedba6e3129c335c97aeca021ff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/j-browne/nucchart:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 42414451a624d773c43fb3f856e9973d10da4b5ab0c9e83d048efd41807e5cf7
[INFO] running `"docker" "start" "-a" "42414451a624d773c43fb3f856e9973d10da4b5ab0c9e83d048efd41807e5cf7"`
[INFO] [stderr]    Compiling nucchart v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "42414451a624d773c43fb3f856e9973d10da4b5ab0c9e83d048efd41807e5cf7"`
[INFO] running `"docker" "rm" "-f" "42414451a624d773c43fb3f856e9973d10da4b5ab0c9e83d048efd41807e5cf7"`
[INFO] [stdout] 42414451a624d773c43fb3f856e9973d10da4b5ab0c9e83d048efd41807e5cf7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/j-browne/nucchart:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 4d271df6bdde1edb964a945f85d32c73064825b44f5862458b07e2d0a510ad2d
[INFO] running `"docker" "start" "-a" "4d271df6bdde1edb964a945f85d32c73064825b44f5862458b07e2d0a510ad2d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nucchart-205e2b60930ddd19
[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" "4d271df6bdde1edb964a945f85d32c73064825b44f5862458b07e2d0a510ad2d"`
[INFO] running `"docker" "rm" "-f" "4d271df6bdde1edb964a945f85d32c73064825b44f5862458b07e2d0a510ad2d"`
[INFO] [stdout] 4d271df6bdde1edb964a945f85d32c73064825b44f5862458b07e2d0a510ad2d