[INFO] updating cached repository wass88/rust-with-gitpod
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wass88/rust-with-gitpod
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wass88/rust-with-gitpod" "work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/wass88/rust-with-gitpod"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/wass88/rust-with-gitpod'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wass88/rust-with-gitpod" "work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/wass88/rust-with-gitpod"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/wass88/rust-with-gitpod'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 29a9e43d4ba275bc20f141dc9de89ae866c75c10
[INFO] sha for GitHub repo wass88/rust-with-gitpod: 29a9e43d4ba275bc20f141dc9de89ae866c75c10
[INFO] validating manifest of wass88/rust-with-gitpod on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wass88/rust-with-gitpod on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wass88/rust-with-gitpod
[INFO] finished frobbing wass88/rust-with-gitpod
[INFO] frobbed toml for wass88/rust-with-gitpod written to work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/wass88/rust-with-gitpod/Cargo.toml
[INFO] started frobbing wass88/rust-with-gitpod
[INFO] finished frobbing wass88/rust-with-gitpod
[INFO] frobbed toml for wass88/rust-with-gitpod written to work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/wass88/rust-with-gitpod/Cargo.toml
[INFO] crate wass88/rust-with-gitpod has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking wass88/rust-with-gitpod against try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-7/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/wass88/rust-with-gitpod:/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" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6b926d55c66b62fa920661b23c697ffb3f6449864ef2c33a57cefc7e08ed3dd9
[INFO] running `"docker" "start" "-a" "6b926d55c66b62fa920661b23c697ffb3f6449864ef2c33a57cefc7e08ed3dd9"`
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.76
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling pear v0.0.20
[INFO] [stderr]    Compiling ordermap v0.2.13
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling isatty v0.1.8
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling pear_codegen v0.0.20
[INFO] [stderr]    Compiling rocket v0.3.16
[INFO] [stderr]    Compiling rocket_codegen v0.3.16
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.0.20`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/pear_codegen-ce536967194e12dd/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Pear requires a nightly or dev version of Rust.
[INFO] [stderr] Installed version is: 1.32.0-beta.13 (2019-01-10). Minimum required: 1.30.0-nightly (2018-08-23).
[INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:31:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55b5eb30c6c3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hdb60f93a85b0b0e7
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
[INFO] [stderr]    1:     0x55b5eb307058 - std::sys_common::backtrace::_print::hf7713386b49cf0af
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x55b5eb30b782 - std::panicking::default_hook::{{closure}}::h6fcf48d501a77296
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    3:     0x55b5eb30b4ed - std::panicking::default_hook::ha85eabba1e0dc735
[INFO] [stderr]                                at src/libstd/panicking.rs:227
[INFO] [stderr]    4:     0x55b5eb30bde0 - std::panicking::rust_panic_with_hook::h9b1b39bb8e774dde
[INFO] [stderr]                                at src/libstd/panicking.rs:491
[INFO] [stderr]    5:     0x55b5eb2dfd23 - std::panicking::begin_panic::h8cbc9411e9a8a312
[INFO] [stderr]                                at /rustc/0d8b5d1f16bab9e975695518ff8705bdab9fe94c/src/libstd/panicking.rs:425
[INFO] [stderr]    6:     0x55b5eb2ddd3c - build_script_build::main::h4171ec4298e9b7d9
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:31
[INFO] [stderr]    7:     0x55b5eb2e05af - std::rt::lang_start::{{closure}}::hef4cbedcfb3ea404
[INFO] [stderr]                                at /rustc/0d8b5d1f16bab9e975695518ff8705bdab9fe94c/src/libstd/rt.rs:74
[INFO] [stderr]    8:     0x55b5eb30b832 - std::panicking::try::do_call::h5b955fe44527c181
[INFO] [stderr]                                at src/libstd/rt.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:310
[INFO] [stderr]    9:     0x55b5eb31d5c9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:102
[INFO] [stderr]   10:     0x55b5eb30c1b3 - std::rt::lang_start_internal::h6d49c85eec345026
[INFO] [stderr]                                at src/libstd/panicking.rs:289
[INFO] [stderr]                                at src/libstd/panic.rs:398
[INFO] [stderr]                                at src/libstd/rt.rs:58
[INFO] [stderr]   11:     0x55b5eb2e0588 - std::rt::lang_start::hcc6fa94f9ac4c84c
[INFO] [stderr]                                at /rustc/0d8b5d1f16bab9e975695518ff8705bdab9fe94c/src/libstd/rt.rs:74
[INFO] [stderr]   12:     0x55b5eb2debf9 - main
[INFO] [stderr]   13:     0x7fa06b4912e0 - __libc_start_main
[INFO] [stderr]   14:     0x55b5eb2dd629 - _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" "6b926d55c66b62fa920661b23c697ffb3f6449864ef2c33a57cefc7e08ed3dd9"`
[INFO] running `"docker" "rm" "-f" "6b926d55c66b62fa920661b23c697ffb3f6449864ef2c33a57cefc7e08ed3dd9"`
[INFO] [stdout] 6b926d55c66b62fa920661b23c697ffb3f6449864ef2c33a57cefc7e08ed3dd9