[INFO] cloning repository https://github.com/schteve/toy-freertos-nucleo-f446
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schteve/toy-freertos-nucleo-f446" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschteve%2Ftoy-freertos-nucleo-f446", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschteve%2Ftoy-freertos-nucleo-f446'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bb7a53f1c0b2fed0a580e68eeea4cafd74b0600
[INFO] checking schteve/toy-freertos-nucleo-f446 against try#51b1964e35e5e26f8cd938940f0da6f7b5cc54fc for pr-138176
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschteve%2Ftoy-freertos-nucleo-f446" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schteve/toy-freertos-nucleo-f446 on toolchain 51b1964e35e5e26f8cd938940f0da6f7b5cc54fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/schteve/toy-freertos-nucleo-f446
[INFO] finished tweaking git repo https://github.com/schteve/toy-freertos-nucleo-f446
[INFO] tweaked toml for git repo https://github.com/schteve/toy-freertos-nucleo-f446 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/schteve/toy-freertos-nucleo-f446 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" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "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 freertos-cargo-build v0.1.1
[INFO] [stderr]   Downloaded panic-probe v0.3.0
[INFO] [stderr]   Downloaded freertos-rust v0.1.2
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.1
[INFO] [stderr]   Downloaded switch-hal v0.4.0
[INFO] [stderr]   Downloaded nucleo-f446re v0.1.0
[INFO] [stderr]   Downloaded cortex-m v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c8a96422f83ae0d61f9d25a5e182f521e54bc4e5d88d2fc8c94537594b69d63
[INFO] running `Command { std: "docker" "start" "-a" "9c8a96422f83ae0d61f9d25a5e182f521e54bc4e5d88d2fc8c94537594b69d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c8a96422f83ae0d61f9d25a5e182f521e54bc4e5d88d2fc8c94537594b69d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8a96422f83ae0d61f9d25a5e182f521e54bc4e5d88d2fc8c94537594b69d63", kill_on_drop: false }`
[INFO] [stdout] 9c8a96422f83ae0d61f9d25a5e182f521e54bc4e5d88d2fc8c94537594b69d63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbf9f422a78b147905c5a176834d124e8ba62ca9a0098034c2409d6d3dd2f371
[INFO] running `Command { std: "docker" "start" "-a" "fbf9f422a78b147905c5a176834d124e8ba62ca9a0098034c2409d6d3dd2f371", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.5
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling semver v1.0.13
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f4 v0.14.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking gcd v2.1.0
[INFO] [stderr]     Checking fugit v0.3.6
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling freertos-rust v0.1.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking embedded-dma v0.2.0
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]     Checking fugit-timer v0.1.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]    Compiling nucleo-f446re v0.1.0
[INFO] [stderr]    Compiling panic-probe v0.3.0
[INFO] [stderr]     Checking embedded-storage v0.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking rtt-target v0.3.1
[INFO] [stderr]     Checking switch-hal v0.4.0
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]    Compiling freertos-cargo-build v0.1.1
[INFO] [stderr]    Compiling toy-freertos-nucleo-f446 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `toy-freertos-nucleo-f446 v0.1.0 (/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/toy-freertos-nucleo-f446-07cda97d65645ecf/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=/opt/rustwide/target/debug/build/toy-freertos-nucleo-f446-cc4e1d284979e833/out
[INFO] [stderr]   cargo:rerun-if-changed=memory.x
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at build.rs:45:36:
[INFO] [stderr]   Directory freertos_port_dir does not exist: import/FreeRTOS-Kernel/portable/GCC/ARM_CM3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x557f33ef9ad3 - std::backtrace_rs::backtrace::libunwind::trace::h1249f20cc9e2ce6d
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x557f33ef9ad3 - std::backtrace_rs::backtrace::trace_unsynchronized::h2f0e5e3af960dee3
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x557f33ef9ad3 - std::sys::backtrace::_print_fmt::hdfba09efeb1c2c45
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x557f33ef9ad3 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::haa77285c2fd8ba4c
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x557f33f1e603 - core::fmt::rt::Argument::fmt::h7684dd027725d21b
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x557f33f1e603 - core::fmt::write::h42e4a060862e0bed
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/core/src/fmt/mod.rs:1449:21
[INFO] [stderr]      6:     0x557f33ef5fd3 - std::io::Write::write_fmt::hfd3f88b01216580e
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/io/mod.rs:1890:15
[INFO] [stderr]      7:     0x557f33ef9922 - std::sys::backtrace::BacktraceLock::print::h7a346443b39a69b1
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x557f33efaafa - std::panicking::default_hook::{{closure}}::h1ba3f4898acd0318
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panicking.rs:298:22
[INFO] [stderr]      9:     0x557f33efa96a - std::panicking::default_hook::h070ddbdd48701d5a
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panicking.rs:325:9
[INFO] [stderr]     10:     0x557f33efb512 - std::panicking::rust_panic_with_hook::hc24a3f9046edb7e9
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panicking.rs:831:13
[INFO] [stderr]     11:     0x557f33efb29a - std::panicking::begin_panic_handler::{{closure}}::hbd931b12e48c519b
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panicking.rs:704:13
[INFO] [stderr]     12:     0x557f33ef9fc9 - std::sys::backtrace::__rust_end_short_backtrace::h1eba30019c580671
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     13:     0x557f33efaf2d - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panicking.rs:695:5
[INFO] [stderr]     14:     0x557f33f1d490 - core::panicking::panic_fmt::h07e03d0d61f4e47a
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/core/src/panicking.rs:75:14
[INFO] [stderr]     15:     0x557f33e74548 - core::panicking::panic_display::h36cb3a899f24669c
[INFO] [stderr]     16:     0x557f33e74cc6 - build_script_build::main::{{closure}}::panic_cold_display::h9622490eee685ba5
[INFO] [stderr]     17:     0x557f33e74c89 - build_script_build::main::{{closure}}::h665db97d98fa89d2
[INFO] [stderr]     18:     0x557f33e744ae - core::result::Result<T,E>::unwrap_or_else::h986110e5ce2715fd
[INFO] [stderr]     19:     0x557f33e74bd2 - build_script_build::main::hfdb94d134e3736ba
[INFO] [stderr]     20:     0x557f33e73e33 - core::ops::function::FnOnce::call_once::hb7d032ad565b3383
[INFO] [stderr]     21:     0x557f33e73c06 - std::sys::backtrace::__rust_begin_short_backtrace::hc74258b22f2cf02b
[INFO] [stderr]     22:     0x557f33e73be9 - std::rt::lang_start::{{closure}}::h271abbab6066aec0
[INFO] [stderr]     23:     0x557f33ef1260 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1024e7c69dd89a90
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x557f33ef1260 - std::panicking::try::do_call::h2b7006569fcbac73
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panicking.rs:587:40
[INFO] [stderr]     25:     0x557f33ef1260 - std::panicking::try::h75b96907941ecdf0
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panicking.rs:550:19
[INFO] [stderr]     26:     0x557f33ef1260 - std::panic::catch_unwind::h58930a89ce8ca6ad
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x557f33ef1260 - std::rt::lang_start_internal::{{closure}}::h6a150fdc0eaefd75
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/rt.rs:168:24
[INFO] [stderr]     28:     0x557f33ef1260 - std::panicking::try::do_call::h8d5cfa66f919aab8
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panicking.rs:587:40
[INFO] [stderr]     29:     0x557f33ef1260 - std::panicking::try::h6b1638c726ede49d
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panicking.rs:550:19
[INFO] [stderr]     30:     0x557f33ef1260 - std::panic::catch_unwind::h12d46a2a96ecd998
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x557f33ef1260 - std::rt::lang_start_internal::h15d10fe5463ae45c
[INFO] [stderr]                                  at /rustc/51b1964e35e5e26f8cd938940f0da6f7b5cc54fc/library/std/src/rt.rs:164:5
[INFO] [stderr]     32:     0x557f33e73bd1 - std::rt::lang_start::h9ee74c14220325c8
[INFO] [stderr]     33:     0x557f33e74ce5 - main
[INFO] [stderr]     34:     0x761d02cebd90 - <unknown>
[INFO] [stderr]     35:     0x761d02cebe40 - __libc_start_main
[INFO] [stderr]     36:     0x557f33e73705 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fbf9f422a78b147905c5a176834d124e8ba62ca9a0098034c2409d6d3dd2f371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf9f422a78b147905c5a176834d124e8ba62ca9a0098034c2409d6d3dd2f371", kill_on_drop: false }`
[INFO] [stdout] fbf9f422a78b147905c5a176834d124e8ba62ca9a0098034c2409d6d3dd2f371