[INFO] updating cached repository kyrozetera/RustyKnight
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kyrozetera/RustyKnight
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kyrozetera/RustyKnight" "work/ex/beta-1.38-1/sources/1.37.0/gh/kyrozetera/RustyKnight"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kyrozetera/RustyKnight'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kyrozetera/RustyKnight" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kyrozetera/RustyKnight"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kyrozetera/RustyKnight'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 508545fc3d84fe5a5b2a66c0f6cdfa84913807c0
[INFO] sha for GitHub repo kyrozetera/RustyKnight: 508545fc3d84fe5a5b2a66c0f6cdfa84913807c0
[INFO] validating manifest of kyrozetera/RustyKnight 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 kyrozetera/RustyKnight 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 kyrozetera/RustyKnight
[INFO] finished frobbing kyrozetera/RustyKnight
[INFO] frobbed toml for kyrozetera/RustyKnight written to work/ex/beta-1.38-1/sources/1.37.0/gh/kyrozetera/RustyKnight/Cargo.toml
[INFO] started frobbing kyrozetera/RustyKnight
[INFO] finished frobbing kyrozetera/RustyKnight
[INFO] frobbed toml for kyrozetera/RustyKnight written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kyrozetera/RustyKnight/Cargo.toml
[INFO] crate kyrozetera/RustyKnight 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/kyrozetera/RustyKnight/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[INFO] the lockfile is outdated, regenerating it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] testing kyrozetera/RustyKnight 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kyrozetera/RustyKnight:/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] d03b719fdaed428cfab3ff166f29c9805d97546fc799ebe4a27d3296503b855d
[INFO] running `"docker" "start" "-a" "d03b719fdaed428cfab3ff166f29c9805d97546fc799ebe4a27d3296503b855d"`
[INFO] [stderr]    Compiling rusty_knight v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `"docker" "inspect" "d03b719fdaed428cfab3ff166f29c9805d97546fc799ebe4a27d3296503b855d"`
[INFO] running `"docker" "rm" "-f" "d03b719fdaed428cfab3ff166f29c9805d97546fc799ebe4a27d3296503b855d"`
[INFO] [stdout] d03b719fdaed428cfab3ff166f29c9805d97546fc799ebe4a27d3296503b855d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kyrozetera/RustyKnight:/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] c27f7bef82cd06b166cfcbf219ec101b9c7784fb035815cf6e6019f3a4398bd9
[INFO] running `"docker" "start" "-a" "c27f7bef82cd06b166cfcbf219ec101b9c7784fb035815cf6e6019f3a4398bd9"`
[INFO] [stderr]    Compiling rusty_knight v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "c27f7bef82cd06b166cfcbf219ec101b9c7784fb035815cf6e6019f3a4398bd9"`
[INFO] running `"docker" "rm" "-f" "c27f7bef82cd06b166cfcbf219ec101b9c7784fb035815cf6e6019f3a4398bd9"`
[INFO] [stdout] c27f7bef82cd06b166cfcbf219ec101b9c7784fb035815cf6e6019f3a4398bd9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kyrozetera/RustyKnight:/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] 19592ee2e77f6176aad2cdfd4aa0e4a4c5b4ce3ac2c1c8f4f504663e63cd82a4
[INFO] running `"docker" "start" "-a" "19592ee2e77f6176aad2cdfd4aa0e4a4c5b4ce3ac2c1c8f4f504663e63cd82a4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_knight-fe81ab9967868e41
[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" "19592ee2e77f6176aad2cdfd4aa0e4a4c5b4ce3ac2c1c8f4f504663e63cd82a4"`
[INFO] running `"docker" "rm" "-f" "19592ee2e77f6176aad2cdfd4aa0e4a4c5b4ce3ac2c1c8f4f504663e63cd82a4"`
[INFO] [stdout] 19592ee2e77f6176aad2cdfd4aa0e4a4c5b4ce3ac2c1c8f4f504663e63cd82a4