[INFO] fetching crate stm32l0xx-hal 0.6.2...
[INFO] checking stm32l0xx-hal-0.6.2 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate stm32l0xx-hal 0.6.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate stm32l0xx-hal 0.6.2 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking crates.io crate stm32l0xx-hal 0.6.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate stm32l0xx-hal 0.6.2
[INFO] tweaked toml for crates.io crate stm32l0xx-hal 0.6.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate stm32l0xx-hal 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rtfm-macros v0.4.3
[INFO] [stderr]   Downloaded cortex-m-rtfm v0.4.3
[INFO] [stderr]   Downloaded heapless v0.4.4
[INFO] [stderr]   Downloaded stm32l0 v0.10.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92eef0507d810e848bc94018b14f8cd6f77f194d895fce06b378e6579f72b62b
[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" "92eef0507d810e848bc94018b14f8cd6f77f194d895fce06b378e6579f72b62b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92eef0507d810e848bc94018b14f8cd6f77f194d895fce06b378e6579f72b62b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92eef0507d810e848bc94018b14f8cd6f77f194d895fce06b378e6579f72b62b", kill_on_drop: false }`
[INFO] [stdout] 92eef0507d810e848bc94018b14f8cd6f77f194d895fce06b378e6579f72b62b
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7691261c88d67994bc086c6f64e617e9e48f9b663f5126cbf29e0f69027fe38
[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" "d7691261c88d67994bc086c6f64e617e9e48f9b663f5126cbf29e0f69027fe38", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling stm32l0 v0.10.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling heapless v0.4.4
[INFO] [stderr]    Compiling heapless v0.5.3
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling cortex-m-rtfm v0.4.3
[INFO] [stderr]    Compiling stm32l0xx-hal v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking usb-device v0.2.5
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr] error: failed to run custom build command for `stm32l0xx-hal v0.6.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/stm32l0xx-hal-bc026f09ab500ad2/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr]   Must select exactly one package for linker script generation!
[INFO] [stderr]   Choices: 'stm32l0x1' or 'stm32l0x2' or 'stm32l0x3'
[INFO] [stderr]   Alternatively, pick the mcu-feature that matches your MCU, for example 'mcu-STM32L071KBTx'
[INFO] [stderr] 
[INFO] [stderr]   ', build.rs:25:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5555a6146f70 - std::backtrace_rs::backtrace::libunwind::trace::h452faf99f32e7c93
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x5555a6146f70 - std::backtrace_rs::backtrace::trace_unsynchronized::he40edc71437667a1
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x5555a6146f70 - std::sys_common::backtrace::_print_fmt::h6c51d6ade71f46bf
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x5555a6146f70 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3cd15d7003dec37a
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x5555a615fb5c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x5555a6145817 - std::io::Write::write_fmt::hac61caff894c35ae
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/io/mod.rs:1517
[INFO] [stderr]      6:     0x5555a6149080 - std::sys_common::backtrace::_print::haa2f390fb7957e3e
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x5555a6149080 - std::sys_common::backtrace::print::h48c7cbbad9013bb1
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x5555a6149080 - std::panicking::default_hook::{{closure}}::h8b7ff05a31e71d55
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x5555a6148dcc - std::panicking::default_hook::h2f00c78800d98e4c
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x5555a61496e3 - std::panicking::rust_panic_with_hook::h4eaa635e4694aef3
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x5555a6135208 - std::panicking::begin_panic::{{closure}}::h0410078d39354c56
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:506
[INFO] [stderr]     12:     0x5555a6135c48 - std::sys_common::backtrace::__rust_end_short_backtrace::h82ba9355591a4d89
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x5555a6135133 - std::panicking::begin_panic::h6bc1c4ebdf972441
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:505
[INFO] [stderr]     14:     0x5555a6134b67 - build_script_build::main::h54b87002102374e8
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:25
[INFO] [stderr]     15:     0x5555a6135a6b - core::ops::function::FnOnce::call_once::h2e90831854650682
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/ops/function.rs:227
[INFO] [stderr]     16:     0x5555a6135c7e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf84e4d6836304b90
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     17:     0x5555a6134e21 - std::rt::lang_start::{{closure}}::h1a8c8ad85c23cf1f
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:66
[INFO] [stderr]     18:     0x5555a6149ae1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hecc21eb9018cc197
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/ops/function.rs:259
[INFO] [stderr]     19:     0x5555a6149ae1 - std::panicking::try::do_call::h174ad655d084b5c7
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:381
[INFO] [stderr]     20:     0x5555a6149ae1 - std::panicking::try::h479e6054ce28de10
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:345
[INFO] [stderr]     21:     0x5555a6149ae1 - std::panic::catch_unwind::hb558ddea2b3e9c45
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panic.rs:382
[INFO] [stderr]     22:     0x5555a6149ae1 - std::rt::lang_start_internal::h163149047f0a8b61
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:51
[INFO] [stderr]     23:     0x5555a6134df7 - std::rt::lang_start::h52e70b82ee5fe66f
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:65
[INFO] [stderr]     24:     0x5555a6134baa - main
[INFO] [stderr]     25:     0x7fde0db320b3 - __libc_start_main
[INFO] [stderr]     26:     0x5555a613409e - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d7691261c88d67994bc086c6f64e617e9e48f9b663f5126cbf29e0f69027fe38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7691261c88d67994bc086c6f64e617e9e48f9b663f5126cbf29e0f69027fe38", kill_on_drop: false }`
[INFO] [stdout] d7691261c88d67994bc086c6f64e617e9e48f9b663f5126cbf29e0f69027fe38
