[INFO] cloning repository https://github.com/conroy-cheers/stm32-metapac
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/conroy-cheers/stm32-metapac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconroy-cheers%2Fstm32-metapac", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconroy-cheers%2Fstm32-metapac'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ebdc82aeb69da46eb60f42d14fa9d641ca143c2
[INFO] checking conroy-cheers/stm32-metapac against try#3f7e3b175fda7edbf81081bcd9b91b73f2f7993f for pr-156157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconroy-cheers%2Fstm32-metapac" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/conroy-cheers/stm32-metapac
[INFO] finished tweaking git repo https://github.com/conroy-cheers/stm32-metapac
[INFO] tweaked toml for git repo https://github.com/conroy-cheers/stm32-metapac written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/conroy-cheers/stm32-metapac on toolchain 3f7e3b175fda7edbf81081bcd9b91b73f2f7993f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/conroy-cheers/stm32-metapac already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.5
[INFO] [stderr]   Downloaded volatile-register v0.2.2
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 786a4690038928853a08436b40ed3be6e7b773f75a7e9be7291cbb2d75f0a83d
[INFO] running `Command { std: "docker" "start" "-a" "786a4690038928853a08436b40ed3be6e7b773f75a7e9be7291cbb2d75f0a83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "786a4690038928853a08436b40ed3be6e7b773f75a7e9be7291cbb2d75f0a83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786a4690038928853a08436b40ed3be6e7b773f75a7e9be7291cbb2d75f0a83d", kill_on_drop: false }`
[INFO] [stdout] 786a4690038928853a08436b40ed3be6e7b773f75a7e9be7291cbb2d75f0a83d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e13013a00a6578c3ebf8700d7a4fa1cc31c5c5901537998bc3a37d1ba1867f4c
[INFO] running `Command { std: "docker" "start" "-a" "e13013a00a6578c3ebf8700d7a4fa1cc31c5c5901537998bc3a37d1ba1867f4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling stm32-metapac v15.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr] error: failed to run custom build command for `stm32-metapac v15.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/stm32-metapac-194e4b6b25314331/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (120) panicked at build.rs:36:35:
[INFO] [stderr]   No stm32xx Cargo feature enabled
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x556eee61e378 - std[952ca6e83a958b7b]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x556eee61e378 - std[952ca6e83a958b7b]::backtrace_rs::backtrace::trace_unsynchronized::<std[952ca6e83a958b7b]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x556eee61e378 - std[952ca6e83a958b7b]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x556eee61e378 - <<std[952ca6e83a958b7b]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[d3a7e15f19503dac]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x556eee62e87a - <core[d3a7e15f19503dac]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x556eee62e87a - core[d3a7e15f19503dac]::fmt::write
[INFO] [stderr]      6:     0x556eee621c92 - std[952ca6e83a958b7b]::io::default_write_fmt::<std[952ca6e83a958b7b]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/io/mod.rs:621:11
[INFO] [stderr]      7:     0x556eee621c92 - <std[952ca6e83a958b7b]::sys::stdio::unix::Stderr as std[952ca6e83a958b7b]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]      8:     0x556eee609866 - <std[952ca6e83a958b7b]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x556eee609866 - std[952ca6e83a958b7b]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x556eee61a451 - std[952ca6e83a958b7b]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x556eee61a60b - std[952ca6e83a958b7b]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x556eee609954 - std[952ca6e83a958b7b]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panicking.rs:691:13
[INFO] [stderr]     13:     0x556eee5fee89 - std[952ca6e83a958b7b]::sys::backtrace::__rust_end_short_backtrace::<std[952ca6e83a958b7b]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x556eee60a18d - __rustc[ccdf7250adf3145f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x556eee62ef6c - core[d3a7e15f19503dac]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x556eee5f2875 - build_script_build[c9719d37097bf12a]::main
[INFO] [stderr]     17:     0x556eee5f4203 - <fn() as core[d3a7e15f19503dac]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     18:     0x556eee5f1b96 - std[952ca6e83a958b7b]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     19:     0x556eee5f2149 - std[952ca6e83a958b7b]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     20:     0x556eee619827 - <&dyn core[d3a7e15f19503dac]::ops::function::Fn<(), Output = i32> + core[d3a7e15f19503dac]::marker::Sync + core[d3a7e15f19503dac]::panic::unwind_safe::RefUnwindSafe as core[d3a7e15f19503dac]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     21:     0x556eee619827 - std[952ca6e83a958b7b]::panicking::catch_unwind::do_call::<&dyn core[d3a7e15f19503dac]::ops::function::Fn<(), Output = i32> + core[d3a7e15f19503dac]::marker::Sync + core[d3a7e15f19503dac]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panicking.rs:581:40
[INFO] [stderr]     22:     0x556eee619827 - std[952ca6e83a958b7b]::panicking::catch_unwind::<i32, &dyn core[d3a7e15f19503dac]::ops::function::Fn<(), Output = i32> + core[d3a7e15f19503dac]::marker::Sync + core[d3a7e15f19503dac]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panicking.rs:544:19
[INFO] [stderr]     23:     0x556eee619827 - std[952ca6e83a958b7b]::panic::catch_unwind::<&dyn core[d3a7e15f19503dac]::ops::function::Fn<(), Output = i32> + core[d3a7e15f19503dac]::marker::Sync + core[d3a7e15f19503dac]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x556eee619827 - std[952ca6e83a958b7b]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x556eee619827 - std[952ca6e83a958b7b]::panicking::catch_unwind::do_call::<std[952ca6e83a958b7b]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panicking.rs:581:40
[INFO] [stderr]     26:     0x556eee619827 - std[952ca6e83a958b7b]::panicking::catch_unwind::<isize, std[952ca6e83a958b7b]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panicking.rs:544:19
[INFO] [stderr]     27:     0x556eee619827 - std[952ca6e83a958b7b]::panic::catch_unwind::<std[952ca6e83a958b7b]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x556eee619827 - std[952ca6e83a958b7b]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/3f7e3b175fda7edbf81081bcd9b91b73f2f7993f/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x556eee5f18e1 - std[952ca6e83a958b7b]::rt::lang_start::<()>
[INFO] [stderr]     30:     0x556eee5f4265 - main
[INFO] [stderr]     31:     0x724a90a691ca - <unknown>
[INFO] [stderr]     32:     0x724a90a6928b - __libc_start_main
[INFO] [stderr]     33:     0x556eee5f0eb5 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e13013a00a6578c3ebf8700d7a4fa1cc31c5c5901537998bc3a37d1ba1867f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e13013a00a6578c3ebf8700d7a4fa1cc31c5c5901537998bc3a37d1ba1867f4c", kill_on_drop: false }`
[INFO] [stdout] e13013a00a6578c3ebf8700d7a4fa1cc31c5c5901537998bc3a37d1ba1867f4c