[INFO] updating cached repository ashleygwilliams/asserts
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ashleygwilliams/asserts
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ashleygwilliams/asserts" "work/ex/beta-1.38-1/sources/1.37.0/gh/ashleygwilliams/asserts"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ashleygwilliams/asserts'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ashleygwilliams/asserts" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ashleygwilliams/asserts"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ashleygwilliams/asserts'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a2169111758ebf1bda4e8e38c6f670e6cbf5fce9
[INFO] sha for GitHub repo ashleygwilliams/asserts: a2169111758ebf1bda4e8e38c6f670e6cbf5fce9
[INFO] validating manifest of ashleygwilliams/asserts 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 ashleygwilliams/asserts 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 ashleygwilliams/asserts
[INFO] finished frobbing ashleygwilliams/asserts
[INFO] frobbed toml for ashleygwilliams/asserts written to work/ex/beta-1.38-1/sources/1.37.0/gh/ashleygwilliams/asserts/Cargo.toml
[INFO] started frobbing ashleygwilliams/asserts
[INFO] finished frobbing ashleygwilliams/asserts
[INFO] frobbed toml for ashleygwilliams/asserts written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ashleygwilliams/asserts/Cargo.toml
[INFO] crate ashleygwilliams/asserts 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/ashleygwilliams/asserts/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[INFO] the lockfile is outdated, regenerating it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 ashleygwilliams/asserts 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/gh/ashleygwilliams/asserts:/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] 03a52a51a70f0e8c6aee54f447c265b1dc2df3d272533c9b454ccc32472eee18
[INFO] running `"docker" "start" "-a" "03a52a51a70f0e8c6aee54f447c265b1dc2df3d272533c9b454ccc32472eee18"`
[INFO] [stderr]    Compiling assert_approx_eq v0.2.2
[INFO] [stderr]    Compiling assert_matches v1.3.0
[INFO] [stderr]    Compiling assert_ne v0.2.5
[INFO] [stderr]    Compiling asserts v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "03a52a51a70f0e8c6aee54f447c265b1dc2df3d272533c9b454ccc32472eee18"`
[INFO] running `"docker" "rm" "-f" "03a52a51a70f0e8c6aee54f447c265b1dc2df3d272533c9b454ccc32472eee18"`
[INFO] [stdout] 03a52a51a70f0e8c6aee54f447c265b1dc2df3d272533c9b454ccc32472eee18
[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/gh/ashleygwilliams/asserts:/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] a044e801cdc51956ff236672a2e713981c652fce591fa61f520d63c85126a9ed
[INFO] running `"docker" "start" "-a" "a044e801cdc51956ff236672a2e713981c652fce591fa61f520d63c85126a9ed"`
[INFO] [stderr]    Compiling asserts v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "a044e801cdc51956ff236672a2e713981c652fce591fa61f520d63c85126a9ed"`
[INFO] running `"docker" "rm" "-f" "a044e801cdc51956ff236672a2e713981c652fce591fa61f520d63c85126a9ed"`
[INFO] [stdout] a044e801cdc51956ff236672a2e713981c652fce591fa61f520d63c85126a9ed
[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/gh/ashleygwilliams/asserts:/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] c1a485e8f1ff48a1b308588df47f37b9e69ed1b812c5b52fea474c831a066a56
[INFO] running `"docker" "start" "-a" "c1a485e8f1ff48a1b308588df47f37b9e69ed1b812c5b52fea474c831a066a56"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/asserts-f915e6536fab7d67
[INFO] [stderr]    Doc-tests asserts
[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] [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" "c1a485e8f1ff48a1b308588df47f37b9e69ed1b812c5b52fea474c831a066a56"`
[INFO] running `"docker" "rm" "-f" "c1a485e8f1ff48a1b308588df47f37b9e69ed1b812c5b52fea474c831a066a56"`
[INFO] [stdout] c1a485e8f1ff48a1b308588df47f37b9e69ed1b812c5b52fea474c831a066a56