[INFO] updating cached repository luser/failure-errorchain
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/luser/failure-errorchain
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/luser/failure-errorchain" "work/ex/beta-1.38-1/sources/1.37.0/gh/luser/failure-errorchain"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/luser/failure-errorchain'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/luser/failure-errorchain" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/failure-errorchain"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/failure-errorchain'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 00ae533f7d6e03b2ac77e5eb8a7249394296c96f
[INFO] sha for GitHub repo luser/failure-errorchain: 00ae533f7d6e03b2ac77e5eb8a7249394296c96f
[INFO] validating manifest of luser/failure-errorchain 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 luser/failure-errorchain 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 luser/failure-errorchain
[INFO] finished frobbing luser/failure-errorchain
[INFO] frobbed toml for luser/failure-errorchain written to work/ex/beta-1.38-1/sources/1.37.0/gh/luser/failure-errorchain/Cargo.toml
[INFO] started frobbing luser/failure-errorchain
[INFO] finished frobbing luser/failure-errorchain
[INFO] frobbed toml for luser/failure-errorchain written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/failure-errorchain/Cargo.toml
[INFO] crate luser/failure-errorchain 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing luser/failure-errorchain against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/luser/failure-errorchain:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 59225542bfd5f7b20896cbc0177127df2a500abc8f50638daadcb7d8dfd9f32a
[INFO] running `"docker" "start" "-a" "59225542bfd5f7b20896cbc0177127df2a500abc8f50638daadcb7d8dfd9f32a"`
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling failure-errorchain v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0277]: `(dyn std::error::Error + std::marker::Send + 'static)` cannot be shared between threads safely
[INFO] [stderr]   --> src/lib.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |     a::foo()?;
[INFO] [stderr]    |             ^ `(dyn std::error::Error + std::marker::Send + 'static)` cannot be shared between threads safely
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::marker::Sync` is not implemented for `(dyn std::error::Error + std::marker::Send + 'static)`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::marker::Sync` for `std::ptr::Unique<(dyn std::error::Error + std::marker::Send + 'static)>`
[INFO] [stderr]    = note: required because it appears within the type `std::boxed::Box<(dyn std::error::Error + std::marker::Send + 'static)>`
[INFO] [stderr]    = note: required because it appears within the type `std::option::Option<std::boxed::Box<(dyn std::error::Error + std::marker::Send + 'static)>>`
[INFO] [stderr]    = note: required because it appears within the type `error_chain::State`
[INFO] [stderr]    = note: required because it appears within the type `a::error::Error`
[INFO] [stderr]    = note: required because of the requirements on the impl of `failure::Fail` for `a::error::Error`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::From<a::error::Error>` for `failure::Error`
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `failure-errorchain`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "59225542bfd5f7b20896cbc0177127df2a500abc8f50638daadcb7d8dfd9f32a"`
[INFO] running `"docker" "rm" "-f" "59225542bfd5f7b20896cbc0177127df2a500abc8f50638daadcb7d8dfd9f32a"`
[INFO] [stdout] 59225542bfd5f7b20896cbc0177127df2a500abc8f50638daadcb7d8dfd9f32a