[INFO] updating cached repository getsentry/eris
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/getsentry/eris
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/getsentry/eris" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/getsentry/eris"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/getsentry/eris'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/getsentry/eris" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/getsentry/eris"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/getsentry/eris'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 179c4855ddde1c9ec6654e35785bf7e2d8cb3b78
[INFO] sha for GitHub repo getsentry/eris: 179c4855ddde1c9ec6654e35785bf7e2d8cb3b78
[INFO] validating manifest of getsentry/eris on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of getsentry/eris on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing getsentry/eris
[INFO] finished frobbing getsentry/eris
[INFO] frobbed toml for getsentry/eris written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/getsentry/eris/Cargo.toml
[INFO] started frobbing getsentry/eris
[INFO] finished frobbing getsentry/eris
[INFO] frobbed toml for getsentry/eris written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/getsentry/eris/Cargo.toml
[INFO] crate getsentry/eris already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking getsentry/eris against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/getsentry/eris:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4852f069ae1faedb5696f85eaae720467f374fab74df16ec3b61c7e6be700c66
[INFO] running `"docker" "start" "-a" "4852f069ae1faedb5696f85eaae720467f374fab74df16ec3b61c7e6be700c66"`
[INFO] [stderr]     Checking serde v1.0.9
[INFO] [stderr]    Compiling libz-sys v1.0.16
[INFO] [stderr]    Compiling curl-sys v0.3.14
[INFO] [stderr]     Checking socket2 v0.2.1
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking clap v2.25.0
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.9
[INFO] [stderr]     Checking serde_yaml v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking curl v0.4.7
[INFO] [stderr]     Checking eris v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use] extern crate serde_derive;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ArgMatches`, `Arg`
[INFO] [stderr]  --> src/cli.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 | use clap::{App, Arg, AppSettings, ArgMatches};
[INFO] [stderr]   |                 ^^^               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/cli.rs:38:25
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut cause = err.cause();
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/cli.rs:41:27
[INFO] [stderr]    |
[INFO] [stderr] 41 |         cause = the_cause.cause();
[INFO] [stderr]    |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     foreign_links {
[INFO] [stderr] 10 | |         Io(io::Error);
[INFO] [stderr] 11 | |         Clap(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[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] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use] extern crate serde_derive;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ArgMatches`, `Arg`
[INFO] [stderr]  --> src/cli.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 | use clap::{App, Arg, AppSettings, ArgMatches};
[INFO] [stderr]   |                 ^^^               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]   --> src/cli.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let matches = app.get_matches_from_safe(args)?;
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/cli.rs:38:25
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut cause = err.cause();
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/cli.rs:41:27
[INFO] [stderr]    |
[INFO] [stderr] 41 |         cause = the_cause.cause();
[INFO] [stderr]    |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     foreign_links {
[INFO] [stderr] 10 | |         Io(io::Error);
[INFO] [stderr] 11 | |         Clap(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[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] warning: unused variable: `matches`
[INFO] [stderr]   --> src/cli.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let matches = app.get_matches_from_safe(args)?;
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 10s
[INFO] running `"docker" "inspect" "4852f069ae1faedb5696f85eaae720467f374fab74df16ec3b61c7e6be700c66"`
[INFO] running `"docker" "rm" "-f" "4852f069ae1faedb5696f85eaae720467f374fab74df16ec3b61c7e6be700c66"`
[INFO] [stdout] 4852f069ae1faedb5696f85eaae720467f374fab74df16ec3b61c7e6be700c66