[INFO] updating cached repository coty91/Tweeter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/coty91/Tweeter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/coty91/Tweeter" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/coty91/Tweeter"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/coty91/Tweeter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/coty91/Tweeter" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/coty91/Tweeter"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/coty91/Tweeter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bc7ef45920e019035427134ee849f02042693b8f
[INFO] sha for GitHub repo coty91/Tweeter: bc7ef45920e019035427134ee849f02042693b8f
[INFO] validating manifest of coty91/Tweeter on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of coty91/Tweeter on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing coty91/Tweeter
[INFO] finished frobbing coty91/Tweeter
[INFO] frobbed toml for coty91/Tweeter written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/coty91/Tweeter/Cargo.toml
[INFO] started frobbing coty91/Tweeter
[INFO] finished frobbing coty91/Tweeter
[INFO] frobbed toml for coty91/Tweeter written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/coty91/Tweeter/Cargo.toml
[INFO] crate coty91/Tweeter already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking coty91/Tweeter against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/coty91/Tweeter:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5f0f96bf5b6c139010e16b37f511538d97b7031f7d6c3a1ef99bc97e84b75a9c
[INFO] running `"docker" "start" "-a" "5f0f96bf5b6c139010e16b37f511538d97b7031f7d6c3a1ef99bc97e84b75a9c"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]    Compiling rocket_codegen v0.4.0-rc.1
[INFO] [stderr]    Compiling rocket v0.4.0-rc.1
[INFO] [stderr]    Compiling rocket_contrib_codegen v0.4.0-rc.1
[INFO] [stderr]     Checking filetime v0.2.2
[INFO] [stderr]    Compiling ring v0.13.3
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking argon2rs v0.2.5
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking postgres-shared v0.4.2
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking notify v4.0.6
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.19
[INFO] [stderr]     Checking r2d2_postgres v0.14.0
[INFO] [stderr]    Compiling devise_core v0.1.0
[INFO] [stderr]    Compiling pear_codegen v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling devise_codegen v0.1.0
[INFO] [stderr]    Compiling pear v0.1.0
[INFO] [stderr]     Checking rocket_http v0.4.0-rc.1
[INFO] [stderr]    Compiling devise v0.1.0
[INFO] [stderr]     Checking rocket_contrib v0.4.0-rc.1
[INFO] [stderr]     Checking tweeter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: custom attribute panicked
[INFO] [stderr]   --> src/app/routes/user.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[post("/signup", format="json", data="<user_data>")]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: message: use-after-free in `proc_macro` handle
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tweeter`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: custom attribute panicked
[INFO] [stderr]   --> src/app/routes/user.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[post("/signup", format="json", data="<user_data>")]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: message: use-after-free in `proc_macro` handle
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tweeter`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5f0f96bf5b6c139010e16b37f511538d97b7031f7d6c3a1ef99bc97e84b75a9c"`
[INFO] running `"docker" "rm" "-f" "5f0f96bf5b6c139010e16b37f511538d97b7031f7d6c3a1ef99bc97e84b75a9c"`
[INFO] [stdout] 5f0f96bf5b6c139010e16b37f511538d97b7031f7d6c3a1ef99bc97e84b75a9c