[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-1.38-1/sources/1.37.0/gh/j-browne/nucchart"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/j-browne/nucchart'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/j-browne/nucchart" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/j-browne/nucchart"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of j-browne/nucchart 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 j-browne/nucchart
[INFO] finished frobbing j-browne/nucchart
[INFO] frobbed toml for j-browne/nucchart written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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[INFO] the lockfile is outdated, regenerating it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" "+1.37.0" "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 j-browne/nucchart 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-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 9513922dd75132f9e5a792e2c9bbcb2fc18ba714c8ff906cefcb1fddc4724417
[INFO] running `"docker" "start" "-a" "9513922dd75132f9e5a792e2c9bbcb2fc18ba714c8ff906cefcb1fddc4724417"`
[INFO] [stderr]    Compiling nucchart v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `"docker" "inspect" "9513922dd75132f9e5a792e2c9bbcb2fc18ba714c8ff906cefcb1fddc4724417"`
[INFO] running `"docker" "rm" "-f" "9513922dd75132f9e5a792e2c9bbcb2fc18ba714c8ff906cefcb1fddc4724417"`
[INFO] [stdout] 9513922dd75132f9e5a792e2c9bbcb2fc18ba714c8ff906cefcb1fddc4724417
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 49ce451504eea168b089d70af233da6f651350accbf832da087302dcc26803c4
[INFO] running `"docker" "start" "-a" "49ce451504eea168b089d70af233da6f651350accbf832da087302dcc26803c4"`
[INFO] [stderr]    Compiling nucchart v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "49ce451504eea168b089d70af233da6f651350accbf832da087302dcc26803c4"`
[INFO] running `"docker" "rm" "-f" "49ce451504eea168b089d70af233da6f651350accbf832da087302dcc26803c4"`
[INFO] [stdout] 49ce451504eea168b089d70af233da6f651350accbf832da087302dcc26803c4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 830b84af1be4ef56edfb8d41651087234d00060c8d73d3dd9ad81006ff6bf1a3
[INFO] running `"docker" "start" "-a" "830b84af1be4ef56edfb8d41651087234d00060c8d73d3dd9ad81006ff6bf1a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nucchart-c862e56c942cdb60
[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" "830b84af1be4ef56edfb8d41651087234d00060c8d73d3dd9ad81006ff6bf1a3"`
[INFO] running `"docker" "rm" "-f" "830b84af1be4ef56edfb8d41651087234d00060c8d73d3dd9ad81006ff6bf1a3"`
[INFO] [stdout] 830b84af1be4ef56edfb8d41651087234d00060c8d73d3dd9ad81006ff6bf1a3