[INFO] fetching crate stm32f7xx-hal 0.3.0...
[INFO] checking stm32f7xx-hal-0.3.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate stm32f7xx-hal 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate stm32f7xx-hal 0.3.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking crates.io crate stm32f7xx-hal 0.3.0
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate stm32f7xx-hal 0.3.0
[INFO] tweaked toml for crates.io crate stm32f7xx-hal 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate stm32f7xx-hal 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-can v0.3.0
[INFO] [stderr]   Downloaded bxcan v0.5.0
[INFO] [stderr]   Downloaded stm32-fmc v0.2.0
[INFO] [stderr]   Downloaded synopsys-usb-otg v0.2.3
[INFO] [stderr]   Downloaded micromath v1.1.0
[INFO] [stderr]   Downloaded stm32f7 v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b10b30a4dcdfa30b678a9023b3559ee03c0368d4bdfcd4f1b363fa33a6b1e3e2
[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" "b10b30a4dcdfa30b678a9023b3559ee03c0368d4bdfcd4f1b363fa33a6b1e3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b10b30a4dcdfa30b678a9023b3559ee03c0368d4bdfcd4f1b363fa33a6b1e3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b10b30a4dcdfa30b678a9023b3559ee03c0368d4bdfcd4f1b363fa33a6b1e3e2", kill_on_drop: false }`
[INFO] [stdout] b10b30a4dcdfa30b678a9023b3559ee03c0368d4bdfcd4f1b363fa33a6b1e3e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff91541b8ae4190ca6a0ba02442cf474b4311a59d4aa7abf819596940404e25e
[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" "ff91541b8ae4190ca6a0ba02442cf474b4311a59d4aa7abf819596940404e25e", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling defmt-parser v0.2.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling stm32f7 v0.11.0
[INFO] [stderr]    Compiling stm32f7xx-hal v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking micromath v1.1.0
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking embedded-can v0.3.0
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr] error: failed to run custom build command for `stm32f7xx-hal v0.3.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/stm32f7xx-hal-1de312603624b6bd/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   You must select a target.
[INFO] [stderr]   If you added Stm32f7xx HAL as a dependency to your crate, you can select a target by enabling the respective feature in `Cargo.toml`.
[INFO] [stderr]   If you're running an example from the repository, select a target by passing the desired target as a command-line argument, for example `--features=stm32f746`.
[INFO] [stderr]   Please refer to the documentation for more details.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   ', build.rs:144:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f42423f410 - std::backtrace_rs::backtrace::libunwind::trace::h4e80f45db05e9df0
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55f42423f410 - std::backtrace_rs::backtrace::trace_unsynchronized::h9db62a3d3587f6c3
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f42423f410 - std::sys_common::backtrace::_print_fmt::h2fafbe52c9090591
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55f42423f410 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7d41ae04358c516d
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55f4242590cc - core::fmt::write::h968e6400cbc51d6a
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/core/src/fmt/mod.rs:1115:17
[INFO] [stderr]      5:     0x55f42423d885 - std::io::Write::write_fmt::h2eaa97c6f8c9e829
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/io/mod.rs:1642:15
[INFO] [stderr]      6:     0x55f42424105b - std::sys_common::backtrace::_print::h601a6bc581f240d5
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55f42424105b - std::sys_common::backtrace::print::h8b96e15ba64b8e64
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55f42424105b - std::panicking::default_hook::{{closure}}::h94fa9d2f08c20620
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55f424240b31 - std::panicking::default_hook::h6d463f5a2e9d9986
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55f424241724 - std::panicking::rust_panic_with_hook::h1e953652a338573e
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x55f424241207 - std::panicking::begin_panic_handler::{{closure}}::h78bf2fec525c238a
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x55f42423f90c - std::sys_common::backtrace::__rust_end_short_backtrace::h651eb6282e4ea6b2
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55f424241169 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x55f42422ba6b - std::panicking::begin_panic_fmt::hce1b46bb3d49d05a
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:457:5
[INFO] [stderr]     15:     0x55f42422d222 - build_script_build::error::h4c2b7022bc40e83d
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:144:5
[INFO] [stderr]     16:     0x55f42422d102 - build_script_build::SubFamily::read::h7c117fcb648938e2
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:116:13
[INFO] [stderr]     17:     0x55f42422d0d6 - build_script_build::Target::read::h78dbe981db072591
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:61:26
[INFO] [stderr]     18:     0x55f42422c836 - build_script_build::main::he5662d2025644661
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:9:18
[INFO] [stderr]     19:     0x55f42422e352 - core::ops::function::FnOnce::call_once::h64f01d689d58cb19
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x55f42422efea - std::sys_common::backtrace::__rust_begin_short_backtrace::hdf9f051329bedc5a
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x55f42422f096 - std::rt::lang_start::{{closure}}::h2419360322eeb13c
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/rt.rs:63:18
[INFO] [stderr]     22:     0x55f424241c2a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hccffb0872f46e99d
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x55f424241c2a - std::panicking::try::do_call::h814e0410256bb9f2
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:401:40
[INFO] [stderr]     24:     0x55f424241c2a - std::panicking::try::h97cbec2057cc2c0d
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:365:19
[INFO] [stderr]     25:     0x55f424241c2a - std::panic::catch_unwind::h964f35f6fa41d1d7
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panic.rs:434:14
[INFO] [stderr]     26:     0x55f424241c2a - std::rt::lang_start_internal::{{closure}}::hb97931cf27086d8b
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/rt.rs:45:48
[INFO] [stderr]     27:     0x55f424241c2a - std::panicking::try::do_call::hf0d61be342e8297a
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:401:40
[INFO] [stderr]     28:     0x55f424241c2a - std::panicking::try::h6b40eeb22db57b23
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panicking.rs:365:19
[INFO] [stderr]     29:     0x55f424241c2a - std::panic::catch_unwind::h425af95fffdb0cf5
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/panic.rs:434:14
[INFO] [stderr]     30:     0x55f424241c2a - std::rt::lang_start_internal::h21e355575f2fedc7
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/rt.rs:45:20
[INFO] [stderr]     31:     0x55f42422f060 - std::rt::lang_start::h5f2e6844106b06f6
[INFO] [stderr]                                  at /rustc/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/library/std/src/rt.rs:62:5
[INFO] [stderr]     32:     0x55f42422d3ec - main
[INFO] [stderr]     33:     0x7fa0399480b3 - __libc_start_main
[INFO] [stderr]     34:     0x55f42422c72e - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ff91541b8ae4190ca6a0ba02442cf474b4311a59d4aa7abf819596940404e25e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff91541b8ae4190ca6a0ba02442cf474b4311a59d4aa7abf819596940404e25e", kill_on_drop: false }`
[INFO] [stdout] ff91541b8ae4190ca6a0ba02442cf474b4311a59d4aa7abf819596940404e25e