[INFO] updating cached repository Lepovirta/shorty
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Lepovirta/shorty
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Lepovirta/shorty" "work/ex/beta-1.37-6/sources/1.36.0/gh/Lepovirta/shorty"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Lepovirta/shorty'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Lepovirta/shorty" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Lepovirta/shorty"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Lepovirta/shorty'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9627c0842cc6c35485b53812572ef06c6eed3e4f
[INFO] sha for GitHub repo Lepovirta/shorty: 9627c0842cc6c35485b53812572ef06c6eed3e4f
[INFO] validating manifest of Lepovirta/shorty on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Lepovirta/shorty on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Lepovirta/shorty
[INFO] finished frobbing Lepovirta/shorty
[INFO] frobbed toml for Lepovirta/shorty written to work/ex/beta-1.37-6/sources/1.36.0/gh/Lepovirta/shorty/Cargo.toml
[INFO] started frobbing Lepovirta/shorty
[INFO] finished frobbing Lepovirta/shorty
[INFO] frobbed toml for Lepovirta/shorty written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Lepovirta/shorty/Cargo.toml
[INFO] crate Lepovirta/shorty already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Lepovirta/shorty against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Lepovirta/shorty:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] de34b410043d0aa3e8db5240a4483f8b860047c03d609714193c5b3437c2816b
[INFO] running `"docker" "start" "-a" "de34b410043d0aa3e8db5240a4483f8b860047c03d609714193c5b3437c2816b"`
[INFO] [stderr]    Compiling pear v0.0.15
[INFO] [stderr]    Compiling state v0.4.0
[INFO] [stderr]    Compiling harsh v0.1.4
[INFO] [stderr]    Compiling isatty v0.1.6
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling pear_codegen v0.0.15
[INFO] [stderr]    Compiling rocket v0.3.8
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling rocket_codegen v0.3.8
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling r2d2 v0.8.2
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling rayon v0.7.1
[INFO] [stderr] error: failed to run custom build command for `rocket v0.3.8`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/rocket-74bf884ec7cba851/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Rocket requires a nightly or dev version of Rust.
[INFO] [stderr] Installed version is: 1.36.0 (2019-07-03). Minimum required: 1.27.0-nightly (2018-04-03).
[INFO] [stderr] See the getting started guide (https://rocket.rs/guide/getting-started/) for more information.
[INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.3.8/build.rs:38:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x555a70460ac3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x555a7045c6fb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x555a7045f956 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x555a7045f6e9 - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x555a7045ffaf - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x555a70433e53 - std::panicking::begin_panic::h0d5cd473911a074b
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408
[INFO] [stderr]    6:     0x555a70431eca - build_script_build::main::h741804b07e732323
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.3.8/build.rs:38
[INFO] [stderr]    7:     0x555a7043483f - std::rt::lang_start::{{closure}}::hfc17f588f804cc80
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]    8:     0x555a7045fa02 - std::panicking::try::do_call::hc3d8373a0b215f51
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]    9:     0x555a70465ef9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   10:     0x555a704604bc - std::rt::lang_start_internal::he5218c8b95d395f2
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   11:     0x555a70434818 - std::rt::lang_start::he8977bae8b4ca14a
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x555a70432d49 - main
[INFO] [stderr]   13:     0x7f55a47b02e0 - __libc_start_main
[INFO] [stderr]   14:     0x555a704315f9 - _start
[INFO] [stderr]   15:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "de34b410043d0aa3e8db5240a4483f8b860047c03d609714193c5b3437c2816b"`
[INFO] running `"docker" "rm" "-f" "de34b410043d0aa3e8db5240a4483f8b860047c03d609714193c5b3437c2816b"`
[INFO] [stdout] de34b410043d0aa3e8db5240a4483f8b860047c03d609714193c5b3437c2816b