[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/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/jaemk/migrant"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/jaemk/migrant'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/migrant" "work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/jaemk/migrant"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/jaemk/migrant'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7fea8a71e10dd65e6c596e970169af96136f2a45
[INFO] sha for GitHub repo jaemk/migrant: 7fea8a71e10dd65e6c596e970169af96136f2a45
[INFO] validating manifest of jaemk/migrant on toolchain master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jaemk/migrant on toolchain try#26f8d250bb3c8a85e812cf663c730ef9e0df9315
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "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/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/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/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/jaemk/migrant/Cargo.toml
[INFO] crate jaemk/migrant has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jaemk/migrant against master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a for pr-57609
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57609/worker-2/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/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=forbid" "-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" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 755bf590d7fbfb1c72952fabd6d7c88d0f0572c643c432f0b846dc692ad3d86a
[INFO] running `"docker" "start" "-a" "755bf590d7fbfb1c72952fabd6d7c88d0f0572c643c432f0b846dc692ad3d86a"`
[INFO] [stderr]    Compiling rustc-demangle v0.1.6
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling tempdir v0.3.6
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking migrant_lib v0.20.0
[INFO] [stderr]    Compiling cargo_metadata v0.3.3
[INFO] [stderr]     Checking migrant v0.11.5 (/opt/crater/workdir)
[INFO] [stderr]    Compiling skeptic v0.13.2
[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 error 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 error 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]    Compiling assert_cli v0.5.4
[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 error 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 error 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 27.70s
[INFO] running `"docker" "inspect" "755bf590d7fbfb1c72952fabd6d7c88d0f0572c643c432f0b846dc692ad3d86a"`
[INFO] running `"docker" "rm" "-f" "755bf590d7fbfb1c72952fabd6d7c88d0f0572c643c432f0b846dc692ad3d86a"`
[INFO] [stdout] 755bf590d7fbfb1c72952fabd6d7c88d0f0572c643c432f0b846dc692ad3d86a