[INFO] updating cached repository marshallpierce/base64-serde
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/marshallpierce/base64-serde
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/marshallpierce/base64-serde" "work/ex/beta-1.37-6/sources/1.36.0/gh/marshallpierce/base64-serde"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/marshallpierce/base64-serde'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/marshallpierce/base64-serde" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/marshallpierce/base64-serde"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/marshallpierce/base64-serde'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d540dc91a14751ba97d8deccaaf0aac521601611
[INFO] sha for GitHub repo marshallpierce/base64-serde: d540dc91a14751ba97d8deccaaf0aac521601611
[INFO] validating manifest of marshallpierce/base64-serde 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 marshallpierce/base64-serde 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 marshallpierce/base64-serde
[INFO] finished frobbing marshallpierce/base64-serde
[INFO] frobbed toml for marshallpierce/base64-serde written to work/ex/beta-1.37-6/sources/1.36.0/gh/marshallpierce/base64-serde/Cargo.toml
[INFO] started frobbing marshallpierce/base64-serde
[INFO] finished frobbing marshallpierce/base64-serde
[INFO] frobbed toml for marshallpierce/base64-serde written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/marshallpierce/base64-serde/Cargo.toml
[INFO] crate marshallpierce/base64-serde 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] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/marshallpierce/base64-serde/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[INFO] the lockfile is outdated, regenerating it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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing marshallpierce/base64-serde against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/marshallpierce/base64-serde:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 6d1e7ff8fcef776de9767dabc7054402b576426211661470f17a32af7a705e2b
[INFO] running `"docker" "start" "-a" "6d1e7ff8fcef776de9767dabc7054402b576426211661470f17a32af7a705e2b"`
[INFO] [stderr]    Compiling base64-serde v0.3.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "6d1e7ff8fcef776de9767dabc7054402b576426211661470f17a32af7a705e2b"`
[INFO] running `"docker" "rm" "-f" "6d1e7ff8fcef776de9767dabc7054402b576426211661470f17a32af7a705e2b"`
[INFO] [stdout] 6d1e7ff8fcef776de9767dabc7054402b576426211661470f17a32af7a705e2b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/marshallpierce/base64-serde:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6d242eb4be4fd640926f0508cb17cf59ee1d69aa85cb3f2c9154058bccb6f1ae
[INFO] running `"docker" "start" "-a" "6d242eb4be4fd640926f0508cb17cf59ee1d69aa85cb3f2c9154058bccb6f1ae"`
[INFO] [stderr]    Compiling base64-serde v0.3.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `"docker" "inspect" "6d242eb4be4fd640926f0508cb17cf59ee1d69aa85cb3f2c9154058bccb6f1ae"`
[INFO] running `"docker" "rm" "-f" "6d242eb4be4fd640926f0508cb17cf59ee1d69aa85cb3f2c9154058bccb6f1ae"`
[INFO] [stdout] 6d242eb4be4fd640926f0508cb17cf59ee1d69aa85cb3f2c9154058bccb6f1ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/marshallpierce/base64-serde:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 73b6fc06bc25ff853cae8442a480bbe6293c1afdda8588b1525f3a229dd32198
[INFO] running `"docker" "start" "-a" "73b6fc06bc25ff853cae8442a480bbe6293c1afdda8588b1525f3a229dd32198"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/base64_serde-519ad76d8ed423a2
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tests-3dd42e728a487596
[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 4 tests
[INFO] [stdout] test serialize_with_u8_slice ... ok
[INFO] [stdout] test fails_nicely_on_inappropriate_input ... ok
[INFO] [stdout] test serde_with_type ... ok
[INFO] [stdout] test serde_with_type_using_public_helper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests base64-serde
[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" "73b6fc06bc25ff853cae8442a480bbe6293c1afdda8588b1525f3a229dd32198"`
[INFO] running `"docker" "rm" "-f" "73b6fc06bc25ff853cae8442a480bbe6293c1afdda8588b1525f3a229dd32198"`
[INFO] [stdout] 73b6fc06bc25ff853cae8442a480bbe6293c1afdda8588b1525f3a229dd32198