[INFO] fetching crate rad1o-firmware 0.0.0...
[INFO] checking rad1o-firmware-0.0.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate rad1o-firmware 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rad1o-firmware 0.0.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console-traits v0.2.0
[INFO] [stderr]   Downloaded lpc43xx-hal v0.0.0
[INFO] [stderr]   Downloaded fatfs v0.2.0
[INFO] [stderr]   Downloaded vga-framebuffer v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7114d21e4f151fef7a7d3988670eb7eb63a4aae299f9d20828b9f9d01cb48c9b
[INFO] running `Command { std: "docker" "start" "-a" "7114d21e4f151fef7a7d3988670eb7eb63a4aae299f9d20828b9f9d01cb48c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7114d21e4f151fef7a7d3988670eb7eb63a4aae299f9d20828b9f9d01cb48c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7114d21e4f151fef7a7d3988670eb7eb63a4aae299f9d20828b9f9d01cb48c9b", kill_on_drop: false }`
[INFO] [stdout] 7114d21e4f151fef7a7d3988670eb7eb63a4aae299f9d20828b9f9d01cb48c9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bab7d04483575d6070e23b95ae6c28439a47f5920eefcdf6b667f4f3378d30c8
[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" "bab7d04483575d6070e23b95ae6c28439a47f5920eefcdf6b667f4f3378d30c8", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling lpc43xx v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking console-traits v0.2.0
[INFO] [stderr]    Compiling rad1o-firmware v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling core_io v0.1.20190701
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking vga-framebuffer v0.2.1
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking as-slice v0.1.3
[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-df5687a838b8e5e6/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:     0x55a62bfec2b0 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55a62bfec2b0 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55a62bfec2b0 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55a62bfec2b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3834b06f68a2b012
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55a62c009bfc - core::fmt::write::h3a043650ba7bf668
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/fmt/mod.rs:1117
[INFO] [stderr]      5:     0x55a62bfe9c75 - std::io::Write::write_fmt::h9c0c8944a1898139
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/io/mod.rs:1510
[INFO] [stderr]      6:     0x55a62bfee450 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55a62bfee450 - std::sys_common::backtrace::print::h213be73e5670b8ea
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55a62bfee450 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x55a62bfee19c - std::panicking::default_hook::hd41fbdeba93207ba
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x55a62bfeeab3 - std::panicking::rust_panic_with_hook::hcab398664b4bd473
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x55a62bfee689 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:476
[INFO] [stderr]     12:     0x55a62bfec71c - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55a62bfee649 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:475
[INFO] [stderr]     14:     0x55a62c009001 - core::panicking::panic_fmt::h019ad16a92ccd092
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x55a62c008d93 - core::option::expect_failed::he4d89f45e184f5ae
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/option.rs:1211
[INFO] [stderr]     16:     0x55a62bfba0c1 - core::option::Option<T>::expect::h0a1e42fb2efd83ae
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/option.rs:331
[INFO] [stderr]     17:     0x55a62bfb63e7 - build_script_build::main::hc694255d7495868c
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_io-0.1.20190701/build.rs:73
[INFO] [stderr]     18:     0x55a62bfb86bb - core::ops::function::FnOnce::call_once::h008faaa5f2b0397e
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:233
[INFO] [stderr]     19:     0x55a62bfb707e - std::sys_common::backtrace::__rust_begin_short_backtrace::ha46363716a0972e0
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x55a62bfbba51 - std::rt::lang_start::{{closure}}::hf6f88cf35e2297d4
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x55a62bfeeec2 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hde9814ae740a85dc
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:265
[INFO] [stderr]     22:     0x55a62bfeeec2 - std::panicking::try::do_call::h3026bab8cd7540d7
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:373
[INFO] [stderr]     23:     0x55a62bfeeec2 - std::panicking::try::h852bb5e5a66f7f84
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:337
[INFO] [stderr]     24:     0x55a62bfeeec2 - std::panic::catch_unwind::hfeb0f3dddf7c6a72
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panic.rs:394
[INFO] [stderr]     25:     0x55a62bfeeec2 - std::rt::lang_start_internal::h32f0ac6e87476559
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x55a62bfbba27 - std::rt::lang_start::h7db191adf1cb76a0
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x55a62bfb6f7a - main
[INFO] [stderr]     28:     0x7f4aa26ba0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55a62bfb40ae - _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" "bab7d04483575d6070e23b95ae6c28439a47f5920eefcdf6b667f4f3378d30c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab7d04483575d6070e23b95ae6c28439a47f5920eefcdf6b667f4f3378d30c8", kill_on_drop: false }`
[INFO] [stdout] bab7d04483575d6070e23b95ae6c28439a47f5920eefcdf6b667f4f3378d30c8