[INFO] updating cached repository jaemk/migrant
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jaemk/migrant
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/migrant" "work/ex/beta-1.37-6/sources/1.36.0/gh/jaemk/migrant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jaemk/migrant'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/migrant" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jaemk/migrant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jaemk/migrant'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 559df4953fdb3f3d2ebcb3d38fd5f0272ce49773
[INFO] sha for GitHub repo jaemk/migrant: 559df4953fdb3f3d2ebcb3d38fd5f0272ce49773
[INFO] validating manifest of jaemk/migrant 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 jaemk/migrant 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 jaemk/migrant
[INFO] finished frobbing jaemk/migrant
[INFO] frobbed toml for jaemk/migrant written to work/ex/beta-1.37-6/sources/1.36.0/gh/jaemk/migrant/Cargo.toml
[INFO] started frobbing jaemk/migrant
[INFO] finished frobbing jaemk/migrant
[INFO] frobbed toml for jaemk/migrant written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jaemk/migrant/Cargo.toml
[INFO] crate jaemk/migrant 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/jaemk/migrant/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[INFO] the lockfile is outdated, regenerating it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] testing jaemk/migrant 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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jaemk/migrant:/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] 212fb8282062d1f45a214bc939125ee16374f107e14e993b7d9edd6fe5289b89
[INFO] running `"docker" "start" "-a" "212fb8282062d1f45a214bc939125ee16374f107e14e993b7d9edd6fe5289b89"`
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling migrant_lib v0.22.0
[INFO] [stderr]    Compiling migrant v0.12.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     error_chain! {
[INFO] [stderr] 20 | |         foreign_links {
[INFO] [stderr] 21 | |             MigrantLib(migrant_lib::Error);
[INFO] [stderr] 22 | |             SelfUpdate(self_update::errors::Error) #[cfg(feature="update")];
[INFO] [stderr] 23 | |             Io(io::Error);
[INFO] [stderr] 24 | |         }
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     error_chain! {
[INFO] [stderr] 20 | |         foreign_links {
[INFO] [stderr] 21 | |             MigrantLib(migrant_lib::Error);
[INFO] [stderr] 22 | |             SelfUpdate(self_update::errors::Error) #[cfg(feature="update")];
[INFO] [stderr] 23 | |             Io(io::Error);
[INFO] [stderr] 24 | |         }
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.63s
[INFO] running `"docker" "inspect" "212fb8282062d1f45a214bc939125ee16374f107e14e993b7d9edd6fe5289b89"`
[INFO] running `"docker" "rm" "-f" "212fb8282062d1f45a214bc939125ee16374f107e14e993b7d9edd6fe5289b89"`
[INFO] [stdout] 212fb8282062d1f45a214bc939125ee16374f107e14e993b7d9edd6fe5289b89
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jaemk/migrant:/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] 39a57a3e6688dcc925afe83237b360c5770277974aaf9bd4512a9564e2470706
[INFO] running `"docker" "start" "-a" "39a57a3e6688dcc925afe83237b360c5770277974aaf9bd4512a9564e2470706"`
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr]    Compiling migrant v0.12.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     error_chain! {
[INFO] [stderr] 20 | |         foreign_links {
[INFO] [stderr] 21 | |             MigrantLib(migrant_lib::Error);
[INFO] [stderr] 22 | |             SelfUpdate(self_update::errors::Error) #[cfg(feature="update")];
[INFO] [stderr] 23 | |             Io(io::Error);
[INFO] [stderr] 24 | |         }
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     error_chain! {
[INFO] [stderr] 20 | |         foreign_links {
[INFO] [stderr] 21 | |             MigrantLib(migrant_lib::Error);
[INFO] [stderr] 22 | |             SelfUpdate(self_update::errors::Error) #[cfg(feature="update")];
[INFO] [stderr] 23 | |             Io(io::Error);
[INFO] [stderr] 24 | |         }
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.41s
[INFO] running `"docker" "inspect" "39a57a3e6688dcc925afe83237b360c5770277974aaf9bd4512a9564e2470706"`
[INFO] running `"docker" "rm" "-f" "39a57a3e6688dcc925afe83237b360c5770277974aaf9bd4512a9564e2470706"`
[INFO] [stdout] 39a57a3e6688dcc925afe83237b360c5770277974aaf9bd4512a9564e2470706
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jaemk/migrant:/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] 95b8df9d1e652de0b5b50f63d5e6f792d2cfe9b439d17a34caf3cbd32a26dce4
[INFO] running `"docker" "start" "-a" "95b8df9d1e652de0b5b50f63d5e6f792d2cfe9b439d17a34caf3cbd32a26dce4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/migrant-a28e1b66bbc3643b
[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] [stderr]      Running /opt/crater/target/debug/deps/migrant-86b6a30b03e8ffd0
[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" "95b8df9d1e652de0b5b50f63d5e6f792d2cfe9b439d17a34caf3cbd32a26dce4"`
[INFO] running `"docker" "rm" "-f" "95b8df9d1e652de0b5b50f63d5e6f792d2cfe9b439d17a34caf3cbd32a26dce4"`
[INFO] [stdout] 95b8df9d1e652de0b5b50f63d5e6f792d2cfe9b439d17a34caf3cbd32a26dce4