[INFO] crate rad1o-firmware 0.0.0 is already in cache
[INFO] extracting crate rad1o-firmware 0.0.0 into work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/rad1o-firmware/0.0.0
[INFO] extracting crate rad1o-firmware 0.0.0 into work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/rad1o-firmware/0.0.0
[INFO] validating manifest of rad1o-firmware-0.0.0 on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rad1o-firmware-0.0.0 on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rad1o-firmware-0.0.0
[INFO] finished frobbing rad1o-firmware-0.0.0
[INFO] frobbed toml for rad1o-firmware-0.0.0 written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/rad1o-firmware/0.0.0/Cargo.toml
[INFO] started frobbing rad1o-firmware-0.0.0
[INFO] finished frobbing rad1o-firmware-0.0.0
[INFO] frobbed toml for rad1o-firmware-0.0.0 written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/rad1o-firmware/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rad1o-firmware-0.0.0 against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-1/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/rad1o-firmware/0.0.0:/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" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 600498d31a90c4ce18d10f6e3f6d5a6a3b83a9b7b18fe87cca8d3d0a02c8aebe
[INFO] running `"docker" "start" "-a" "600498d31a90c4ce18d10f6e3f6d5a6a3b83a9b7b18fe87cca8d3d0a02c8aebe"`
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.8
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling lpc43xx v0.1.0
[INFO] [stderr]    Compiling rad1o-firmware v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking console-traits v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling core_io v0.1.20190701
[INFO] [stderr]     Checking fatfs v0.2.0
[INFO] [stderr]     Checking vga-framebuffer v0.2.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr] error: failed to run custom build command for `core_io v0.1.20190701`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/core_io-661181e63246e989/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Unknown compiler version, upgrade core_io?', src/libcore/option.rs:1034:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x562758ceaecb - backtrace::backtrace::libunwind::trace::h399a7a5a1c92b2d8
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x562758ceaecb - backtrace::backtrace::trace_unsynchronized::h76e29b9231dd0873
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x562758ceaecb - std::sys_common::backtrace::_print::hb092bf553e068953
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x562758ceaecb - std::sys_common::backtrace::print::h3407b08071f3f520
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x562758ceaecb - std::panicking::default_hook::{{closure}}::hc3b8cf51c83ab26e
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x562758ceaba7 - std::panicking::default_hook::h54ef93848f2476c8
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x562758ceb590 - std::panicking::rust_panic_with_hook::hf0df85aa51810823
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x562758ceb112 - std::panicking::continue_panic_fmt::hd822862a3dda0081
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x562758ceaff6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x562758d03e7d - core::panicking::panic_fmt::h569fafe348e0c6f0
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x562758d03ee7 - core::option::expect_failed::h8c84e637d06dea6c
[INFO] [stderr]                                at src/libcore/option.rs:1034
[INFO] [stderr]   11:     0x562758cbde1d - core::option::Option<T>::expect::h7e4a96676fe29433
[INFO] [stderr]                                at /rustc/6ea4036cd20a4b1ab1d56e555108c21735ff6946/src/libcore/option.rs:314
[INFO] [stderr]   12:     0x562758cb87cb - build_script_build::main::ha601e334a1f32bac
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_io-0.1.20190701/build.rs:73
[INFO] [stderr]   13:     0x562758cbf870 - std::rt::lang_start::{{closure}}::h8b4e5f79333043e7
[INFO] [stderr]                                at /rustc/6ea4036cd20a4b1ab1d56e555108c21735ff6946/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x562758ceafe3 - std::rt::lang_start_internal::{{closure}}::he78638434283b545
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x562758ceafe3 - std::panicking::try::do_call::h355c93ec0a462271
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x562758cf154a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x562758ceba9d - std::panicking::try::h3918ed6cf08237ff
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x562758ceba9d - std::panic::catch_unwind::h8b2e693598ba7028
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x562758ceba9d - std::rt::lang_start_internal::h78590588d24f24ba
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x562758cbf849 - std::rt::lang_start::h036936031429f6e0
[INFO] [stderr]                                at /rustc/6ea4036cd20a4b1ab1d56e555108c21735ff6946/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x562758cb938a - main
[INFO] [stderr]   22:     0x7fd0493f42e1 - __libc_start_main
[INFO] [stderr]   23:     0x562758cb5ffa - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/fatfs-0.2.0/src/dir_entry.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |     pub(crate) fn reset_created(&mut self) {
[INFO] [stderr]     |                                            - expected `()` because of default return type
[INFO] [stderr] 150 |         // nop - user controls timestamps manually
[INFO] [stderr] 151 |         false
[INFO] [stderr]     |         ^^^^^ expected (), found bool
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `()`
[INFO] [stderr]                found type `bool`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/fatfs-0.2.0/src/dir_entry.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |     pub(crate) fn reset_modified(&mut self) {
[INFO] [stderr]     |                                             - expected `()` because of default return type
[INFO] [stderr] 162 |         // nop - user controls timestamps manually
[INFO] [stderr] 163 |         false
[INFO] [stderr]     |         ^^^^^ expected (), found bool
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `()`
[INFO] [stderr]                found type `bool`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `fatfs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "600498d31a90c4ce18d10f6e3f6d5a6a3b83a9b7b18fe87cca8d3d0a02c8aebe"`
[INFO] running `"docker" "rm" "-f" "600498d31a90c4ce18d10f6e3f6d5a6a3b83a9b7b18fe87cca8d3d0a02c8aebe"`
[INFO] [stdout] 600498d31a90c4ce18d10f6e3f6d5a6a3b83a9b7b18fe87cca8d3d0a02c8aebe