[INFO] fetching crate rad1o-firmware 0.0.0...
[INFO] checking rad1o-firmware-0.0.0 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate rad1o-firmware 0.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rad1o-firmware 0.0.0 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rad1o-firmware 0.0.0
[INFO] finished tweaking crates.io crate rad1o-firmware 0.0.0
[INFO] tweaked toml for crates.io crate rad1o-firmware 0.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 220fc943282f2b0d808bfb1982012b5ed64f4f31592b96a2d9a0488db9a019db
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "220fc943282f2b0d808bfb1982012b5ed64f4f31592b96a2d9a0488db9a019db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "220fc943282f2b0d808bfb1982012b5ed64f4f31592b96a2d9a0488db9a019db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220fc943282f2b0d808bfb1982012b5ed64f4f31592b96a2d9a0488db9a019db", kill_on_drop: false }`
[INFO] [stdout] 220fc943282f2b0d808bfb1982012b5ed64f4f31592b96a2d9a0488db9a019db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8133858ad3d525088938a40a762ca653a44c2fb1df9676d47b3394a3db8cfb4b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8133858ad3d525088938a40a762ca653a44c2fb1df9676d47b3394a3db8cfb4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling cortex-m v0.5.11
[INFO] [stderr]    Compiling lpc43xx v0.1.0
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]     Checking console-traits v0.2.0
[INFO] [stderr]    Compiling rad1o-firmware v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling core_io v0.1.20190701
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking vga-framebuffer v0.2.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking fatfs v0.2.0
[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/rustwide/target/debug/build/core_io-6ded1a8ffe97836f/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Unknown compiler version, upgrade core_io?', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_io-0.1.20190701/build.rs:73:69
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55ffa7b750f0 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55ffa7b750f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55ffa7b750f0 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55ffa7b750f0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7b3d6cac46d277e1
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55ffa7b8ed0f - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x55ffa7b72c22 - std::io::Write::write_fmt::h6010cfbb4726588b
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/io/mod.rs:1572:15
[INFO] [stderr]      6:     0x55ffa7b76df5 - std::sys_common::backtrace::_print::h79b4f9652330cc9d
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55ffa7b76df5 - std::sys_common::backtrace::print::h330bb326a76af8cf
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55ffa7b76df5 - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55ffa7b768a3 - std::panicking::default_hook::h17e521ba6d68d6e1
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55ffa7b773fd - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55ffa7b76f97 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55ffa7b755ac - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55ffa7b76ef9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55ffa7b3b2a1 - core::panicking::panic_fmt::h5322a082d19786c3
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55ffa7b3b103 - core::option::expect_failed::ha46361805fef8730
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/option.rs:1321:5
[INFO] [stderr]     16:     0x55ffa7b42b9c - core::option::Option<T>::expect::h27e5fdde2e566875
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/option.rs:349:21
[INFO] [stderr]     17:     0x55ffa7b40df2 - build_script_build::main::h960592f58e74f241
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_io-0.1.20190701/build.rs:73:4
[INFO] [stderr]     18:     0x55ffa7b41b4b - core::ops::function::FnOnce::call_once::h6813d4fcd4516be4
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55ffa7b4339e - std::sys_common::backtrace::__rust_begin_short_backtrace::h613ea83b81903598
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55ffa7b43421 - std::rt::lang_start::{{closure}}::hc492acd7a203a010
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55ffa7b777fa - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hbcc915e668c7ca11
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55ffa7b777fa - std::panicking::try::do_call::h6b0f430d48122ddf
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55ffa7b777fa - std::panicking::try::h6ba420e2e21b5afa
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55ffa7b777fa - std::panic::catch_unwind::h8366719d1f615eee
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55ffa7b777fa - std::rt::lang_start_internal::h965c28c9ce06ee73
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55ffa7b43400 - std::rt::lang_start::h8943ffab1552538c
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55ffa7b41a6c - main
[INFO] [stderr]     28:     0x7f7543e8f0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55ffa7b3b90e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/fatfs-0.2.0/src/dir_entry.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub(crate) fn reset_created(&mut self) {
[INFO] [stdout]     |                                            - expected `()` because of default return type
[INFO] [stdout] 150 |         // nop - user controls timestamps manually
[INFO] [stdout] 151 |         false
[INFO] [stdout]     |         ^^^^^ expected `()`, found `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/fatfs-0.2.0/src/dir_entry.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub(crate) fn reset_modified(&mut self) {
[INFO] [stdout]     |                                             - expected `()` because of default return type
[INFO] [stdout] 162 |         // nop - user controls timestamps manually
[INFO] [stdout] 163 |         false
[INFO] [stdout]     |         ^^^^^ expected `()`, found `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8133858ad3d525088938a40a762ca653a44c2fb1df9676d47b3394a3db8cfb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8133858ad3d525088938a40a762ca653a44c2fb1df9676d47b3394a3db8cfb4b", kill_on_drop: false }`
[INFO] [stdout] 8133858ad3d525088938a40a762ca653a44c2fb1df9676d47b3394a3db8cfb4b