[INFO] cloning repository https://github.com/EdJoPaTo/led-matrix-remote [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EdJoPaTo/led-matrix-remote" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fled-matrix-remote", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fled-matrix-remote'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 02543be67f9cce87e1acbfc6756caf7b9b258896 [INFO] testing EdJoPaTo/led-matrix-remote against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fled-matrix-remote" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/EdJoPaTo/led-matrix-remote on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/EdJoPaTo/led-matrix-remote [INFO] finished tweaking git repo https://github.com/EdJoPaTo/led-matrix-remote [INFO] tweaked toml for git repo https://github.com/EdJoPaTo/led-matrix-remote written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/EdJoPaTo/led-matrix-remote already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55ada74b37236492e1dca190f0f9078dc150556cf9a3d7968da71cdb1e6a9e3a [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" "55ada74b37236492e1dca190f0f9078dc150556cf9a3d7968da71cdb1e6a9e3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55ada74b37236492e1dca190f0f9078dc150556cf9a3d7968da71cdb1e6a9e3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55ada74b37236492e1dca190f0f9078dc150556cf9a3d7968da71cdb1e6a9e3a", kill_on_drop: false }` [INFO] [stdout] 55ada74b37236492e1dca190f0f9078dc150556cf9a3d7968da71cdb1e6a9e3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", 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] 4523bd9f545f3637772e58cb1a949c2b9040fd69861d7d79cd6a409d05bf458f [INFO] running `Command { std: "docker" "start" "-a" "4523bd9f545f3637772e58cb1a949c2b9040fd69861d7d79cd6a409d05bf458f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.106 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling cc v1.0.71 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Compiling futures-sink v0.3.17 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling futures-io v0.3.17 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling encoding_rs v0.8.29 [INFO] [stderr] Compiling unicode-bidi v0.3.7 [INFO] [stderr] Compiling httpdate v1.0.1 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling pollster v0.2.4 [INFO] [stderr] Compiling ipnet v2.3.1 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling retry v1.3.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling tokio v1.13.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling tracing-core v0.1.21 [INFO] [stderr] Compiling tinyvec v1.5.0 [INFO] [stderr] Compiling textwrap v0.14.2 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling http v0.2.5 [INFO] [stderr] Compiling mqttbytes v0.6.0 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling tracing v0.1.29 [INFO] [stderr] Compiling os_str_bytes v4.2.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling socket2 v0.4.2 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling http-body v0.4.4 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling serde_urlencoded v0.7.0 [INFO] [stderr] Compiling webpki v0.21.4 [INFO] [stderr] Compiling sct v0.6.1 [INFO] [stderr] Compiling rustls v0.19.1 [INFO] [stderr] Compiling tokio-macros v1.5.1 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.5 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling clap v3.0.0-beta.5 [INFO] [stderr] Compiling clap_generate v3.0.0-beta.5 [INFO] [stderr] Compiling tokio-util v0.6.9 [INFO] [stderr] Compiling tokio-rustls v0.22.0 [INFO] [stderr] Compiling rumqttc v0.10.0 [INFO] [stderr] Compiling h2 v0.3.7 [INFO] [stderr] Compiling led-matrix-remote v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `led-matrix-remote v0.6.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/led-matrix-remote-e5ad58a3e920e142/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=build.rs [INFO] [stderr] cargo:rerun-if-changed=src/cli.rs [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:11:38 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x558040babc8c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x558040babc8c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x558040babc8c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x558040babc8c - ::fmt::hf439e5ed84c74abd [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x558040bc76dc - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x558040ba93d5 - std::io::Write::write_fmt::h5562a8b6da0f0339 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x558040bad6c0 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x558040bad6c0 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x558040bad6c0 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x558040bad26b - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x558040badd74 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x558040bad850 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x558040bac144 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x558040bad7b9 - rust_begin_unwind [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x558040b03fe1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:106:14 [INFO] [stderr] 15: 0x558040b04073 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1613:5 [INFO] [stderr] 16: 0x558040b06b46 - core::result::Result::unwrap::h131efca50a2a8a91 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1295:23 [INFO] [stderr] 17: 0x558040b0885c - build_script_build::main::he3a3f5a3f5410747 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:11:5 [INFO] [stderr] 18: 0x558040b070eb - core::ops::function::FnOnce::call_once::h01b7ce4d8af48b51 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x558040b0970e - std::sys_common::backtrace::__rust_begin_short_backtrace::hec0ed8a175bc24ee [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x558040b097a1 - std::rt::lang_start::{{closure}}::h292a2a7e21fa0666 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x558040bab4d1 - core::ops::function::impls:: for &F>::call_once::h42d3791e66d196c0 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x558040bab4d1 - std::panicking::try::do_call::hc3bcb188e535517f [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x558040bab4d1 - std::panicking::try::hb1edf04d4a7097ab [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x558040bab4d1 - std::panic::catch_unwind::h75ed941ac0d36d57 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x558040bab4d1 - std::rt::lang_start_internal::{{closure}}::hc702b3389af4cbea [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x558040bab4d1 - std::panicking::try::do_call::h53276a03c7fe2ebc [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x558040bab4d1 - std::panicking::try::ha9e37f45dc542517 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x558040bab4d1 - std::panic::catch_unwind::h182647595766fee7 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x558040bab4d1 - std::rt::lang_start_internal::h571831ebdba142de [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x558040b09770 - std::rt::lang_start::he6c46e441996ac90 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x558040b094dc - main [INFO] [stderr] 32: 0x7fd70397f0b3 - __libc_start_main [INFO] [stderr] 33: 0x558040b046fe - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "4523bd9f545f3637772e58cb1a949c2b9040fd69861d7d79cd6a409d05bf458f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4523bd9f545f3637772e58cb1a949c2b9040fd69861d7d79cd6a409d05bf458f", kill_on_drop: false }` [INFO] [stdout] 4523bd9f545f3637772e58cb1a949c2b9040fd69861d7d79cd6a409d05bf458f