[INFO] cloning repository https://github.com/MabezDev/esp32c3-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MabezDev/esp32c3-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabezDev%2Fesp32c3-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabezDev%2Fesp32c3-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6c4bc4324454861031477df5eb41623ae0c4167
[INFO] testing MabezDev/esp32c3-experiments against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabezDev%2Fesp32c3-experiments" "/workspace/builds/worker-63/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MabezDev/esp32c3-experiments on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-63/source/.cargo/config
[INFO] started tweaking git repo https://github.com/MabezDev/esp32c3-experiments
[INFO] finished tweaking git repo https://github.com/MabezDev/esp32c3-experiments
[INFO] tweaked toml for git repo https://github.com/MabezDev/esp32c3-experiments written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate git repo https://github.com/MabezDev/esp32c3-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/MabezDev/riscv-rt`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riscv v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7ef8a165e6a05983083f6fb2ff3cbf60e70ad0e8bfe7d29dc21602f592f3b29
[INFO] running `Command { std: "docker" "start" "-a" "e7ef8a165e6a05983083f6fb2ff3cbf60e70ad0e8bfe7d29dc21602f592f3b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7ef8a165e6a05983083f6fb2ff3cbf60e70ad0e8bfe7d29dc21602f592f3b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ef8a165e6a05983083f6fb2ff3cbf60e70ad0e8bfe7d29dc21602f592f3b29", kill_on_drop: false }`
[INFO] [stdout] e7ef8a165e6a05983083f6fb2ff3cbf60e70ad0e8bfe7d29dc21602f592f3b29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d8c5f85f77cd7ec82312320ff928d2dba85ddfe8b7a6ba40d63254d8ae14b02
[INFO] running `Command { std: "docker" "start" "-a" "5d8c5f85f77cd7ec82312320ff928d2dba85ddfe8b7a6ba40d63254d8ae14b02", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling esp32c3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]    Compiling riscv v0.6.0
[INFO] [stderr]    Compiling riscv-rt v0.8.0 (https://github.com/MabezDev/riscv-rt?rev=6b55e4aa3895924e31bcd151f2f0ab840836fa07#6b55e4aa)
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6 (https://github.com/MabezDev/riscv-rt?rev=6b55e4aa3895924e31bcd151f2f0ab840836fa07#6b55e4aa)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(asm_const)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `esp32c3` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "5d8c5f85f77cd7ec82312320ff928d2dba85ddfe8b7a6ba40d63254d8ae14b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8c5f85f77cd7ec82312320ff928d2dba85ddfe8b7a6ba40d63254d8ae14b02", kill_on_drop: false }`
[INFO] [stdout] 5d8c5f85f77cd7ec82312320ff928d2dba85ddfe8b7a6ba40d63254d8ae14b02