[INFO] cloning repository https://github.com/SimonSapin/teensy-clock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SimonSapin/teensy-clock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonSapin%2Fteensy-clock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonSapin%2Fteensy-clock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3adc4bdc623f29ebaa48bdf49ecc4b3a9c430372
[INFO] checking SimonSapin/teensy-clock against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonSapin%2Fteensy-clock" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SimonSapin/teensy-clock on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/SimonSapin/teensy-clock
[INFO] removed path dependency teensy3 from git repo https://github.com/SimonSapin/teensy-clock
[INFO] finished tweaking git repo https://github.com/SimonSapin/teensy-clock
[INFO] tweaked toml for git repo https://github.com/SimonSapin/teensy-clock written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/SimonSapin/teensy-clock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[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 teensy3 v0.1.3
[INFO] [stderr]   Downloaded gregor v0.3.3
[INFO] [stderr]   Downloaded teensy3-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 03bb1400eba74be4a8277d0473717dd7962aca4599bac5739e9e89379e08398d
[INFO] running `Command { std: "docker" "start" "-a" "03bb1400eba74be4a8277d0473717dd7962aca4599bac5739e9e89379e08398d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03bb1400eba74be4a8277d0473717dd7962aca4599bac5739e9e89379e08398d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03bb1400eba74be4a8277d0473717dd7962aca4599bac5739e9e89379e08398d", kill_on_drop: false }`
[INFO] [stdout] 03bb1400eba74be4a8277d0473717dd7962aca4599bac5739e9e89379e08398d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 129a4432933b8c387d006a30ee7ec9b978c804f988ab254495f2902c4d9e868c
[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" "129a4432933b8c387d006a30ee7ec9b978c804f988ab254495f2902c4d9e868c", kill_on_drop: false }`
[INFO] [stderr]    Compiling teensy3-sys v0.1.0
[INFO] [stderr]    Compiling gregor v0.3.3
[INFO] [stderr] error: failed to run custom build command for `teensy3-sys v0.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/teensy3-sys-5d4134bf3b0615d8/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=native=/opt/rustwide/target/debug/build/teensy3-sys-b568f70b4052410a/out
[INFO] [stderr]   arm-none-eabi-gcc  -Wall -g -Os -mcpu=cortex-m4 -mthumb -MMD -DF_CPU=48000000 -DUSB_SERIAL -DLAYOUT_US_ENGLISH -DUSING_MAKEFILE -DCORE_TEENSY -D__MK20DX256__ -DARDUINO=10600 -DTEENSYDUINO=121 -I.  -c -o serial3.o serial3.c
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   serial3.c:436:1: fatal error: opening dependency file serial3.d: Read-only file system
[INFO] [stderr]     436 | }
[INFO] [stderr]         | ^
[INFO] [stderr]   compilation terminated.
[INFO] [stderr]   make: *** [<builtin>: serial3.o] Error 1
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: Command::new("make").args(&["--no-print-directory", "-C", "teensy3-core",
[INFO] [stderr]                               "NO_ARDUINO=1"]).status().expect("failed to build Teensyduino libs").success()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/teensy3-sys-0.1.0/build.rs:9:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e0aca30f50 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55e0aca30f50 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55e0aca30f50 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55e0aca30f50 - <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:     0x55e0aca4e6fc - core::fmt::write::h3a043650ba7bf668
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/fmt/mod.rs:1117
[INFO] [stderr]      5:     0x55e0aca2f3f5 - std::io::Write::write_fmt::h9c0c8944a1898139
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/io/mod.rs:1510
[INFO] [stderr]      6:     0x55e0aca330d0 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55e0aca330d0 - std::sys_common::backtrace::print::h213be73e5670b8ea
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55e0aca330d0 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x55e0aca32e1c - std::panicking::default_hook::hd41fbdeba93207ba
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x55e0aca33733 - std::panicking::rust_panic_with_hook::hcab398664b4bd473
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x55e0aca1b0b8 - std::panicking::begin_panic::{{closure}}::ha5cac0eef997be82
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:498
[INFO] [stderr]     12:     0x55e0aca15a68 - std::sys_common::backtrace::__rust_end_short_backtrace::h21c6ea4a3e94018f
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55e0aca1afe3 - std::panicking::begin_panic::he80df22bab808c4d
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:497
[INFO] [stderr]     14:     0x55e0aca1abed - build_script_build::main::h24ca037a1aac94ae
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/teensy3-sys-0.1.0/build.rs:9
[INFO] [stderr]     15:     0x55e0aca18cab - core::ops::function::FnOnce::call_once::hdb7066c0a88141e4
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:233
[INFO] [stderr]     16:     0x55e0aca15a9e - std::sys_common::backtrace::__rust_begin_short_backtrace::h7b9124a7ae98b46f
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     17:     0x55e0aca1a3e1 - std::rt::lang_start::{{closure}}::hc8abbb80f783bc23
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:66
[INFO] [stderr]     18:     0x55e0aca33b42 - 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]     19:     0x55e0aca33b42 - std::panicking::try::do_call::h3026bab8cd7540d7
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:373
[INFO] [stderr]     20:     0x55e0aca33b42 - std::panicking::try::h852bb5e5a66f7f84
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:337
[INFO] [stderr]     21:     0x55e0aca33b42 - std::panic::catch_unwind::hfeb0f3dddf7c6a72
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panic.rs:394
[INFO] [stderr]     22:     0x55e0aca33b42 - std::rt::lang_start_internal::h32f0ac6e87476559
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:51
[INFO] [stderr]     23:     0x55e0aca1a3b7 - std::rt::lang_start::hc0d5208abfcb5054
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:65
[INFO] [stderr]     24:     0x55e0aca1ad2a - main
[INFO] [stderr]     25:     0x7efe0a2910b3 - __libc_start_main
[INFO] [stderr]     26:     0x55e0aca1309e - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "129a4432933b8c387d006a30ee7ec9b978c804f988ab254495f2902c4d9e868c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129a4432933b8c387d006a30ee7ec9b978c804f988ab254495f2902c4d9e868c", kill_on_drop: false }`
[INFO] [stdout] 129a4432933b8c387d006a30ee7ec9b978c804f988ab254495f2902c4d9e868c