[INFO] updating cached repository HamadaNaoya/RealHelloWorld
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HamadaNaoya/RealHelloWorld
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HamadaNaoya/RealHelloWorld" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/HamadaNaoya/RealHelloWorld"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/HamadaNaoya/RealHelloWorld'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HamadaNaoya/RealHelloWorld" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/HamadaNaoya/RealHelloWorld"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/HamadaNaoya/RealHelloWorld'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b71d3d3cf8d0ef497cad2a5cf468116fd6c9987b
[INFO] sha for GitHub repo HamadaNaoya/RealHelloWorld: b71d3d3cf8d0ef497cad2a5cf468116fd6c9987b
[INFO] validating manifest of HamadaNaoya/RealHelloWorld on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of HamadaNaoya/RealHelloWorld on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing HamadaNaoya/RealHelloWorld
[INFO] finished frobbing HamadaNaoya/RealHelloWorld
[INFO] frobbed toml for HamadaNaoya/RealHelloWorld written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/HamadaNaoya/RealHelloWorld/Cargo.toml
[INFO] started frobbing HamadaNaoya/RealHelloWorld
[INFO] finished frobbing HamadaNaoya/RealHelloWorld
[INFO] frobbed toml for HamadaNaoya/RealHelloWorld written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/HamadaNaoya/RealHelloWorld/Cargo.toml
[INFO] crate HamadaNaoya/RealHelloWorld already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking HamadaNaoya/RealHelloWorld against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-7/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/HamadaNaoya/RealHelloWorld:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dfe7e88445a94ab0c6c27e144d879d30d73ea38f93020f00b0e9b31442b0e48e
[INFO] running `"docker" "start" "-a" "dfe7e88445a94ab0c6c27e144d879d30d73ea38f93020f00b0e9b31442b0e48e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0152]: duplicate lang item found: `panic_impl`.
[INFO] [stderr]   --> src/main.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | / fn panic(_info: &PanicInfo) -> ! {
[INFO] [stderr] 27 | |     loop{}
[INFO] [stderr] 28 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: first defined in crate `std`.
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0152`.
[INFO] [stderr] error: Could not compile `hello`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "dfe7e88445a94ab0c6c27e144d879d30d73ea38f93020f00b0e9b31442b0e48e"`
[INFO] running `"docker" "rm" "-f" "dfe7e88445a94ab0c6c27e144d879d30d73ea38f93020f00b0e9b31442b0e48e"`
[INFO] [stdout] dfe7e88445a94ab0c6c27e144d879d30d73ea38f93020f00b0e9b31442b0e48e