[INFO] cloning repository robroyx3m/D7018_Task4
[INFO] running `"git" "clone" "--bare" "git://github.com/robroyx3m/D7018_Task4.git" "work/cache/sources/gh/robroyx3m/D7018_Task4"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/robroyx3m/D7018_Task4'...
[INFO] running `"git" "clone" "work/cache/sources/gh/robroyx3m/D7018_Task4" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/robroyx3m/D7018_Task4"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/robroyx3m/D7018_Task4'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/robroyx3m/D7018_Task4" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/robroyx3m/D7018_Task4"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/robroyx3m/D7018_Task4'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 06063dc86cf2df5b88aa7a22835a418c428d6179
[INFO] sha for GitHub repo robroyx3m/D7018_Task4: 06063dc86cf2df5b88aa7a22835a418c428d6179
[INFO] validating manifest of robroyx3m/D7018_Task4 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of robroyx3m/D7018_Task4 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing robroyx3m/D7018_Task4
[INFO] finished frobbing robroyx3m/D7018_Task4
[INFO] frobbed toml for robroyx3m/D7018_Task4 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/robroyx3m/D7018_Task4/Cargo.toml
[INFO] started frobbing robroyx3m/D7018_Task4
[INFO] finished frobbing robroyx3m/D7018_Task4
[INFO] frobbed toml for robroyx3m/D7018_Task4 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/robroyx3m/D7018_Task4/Cargo.toml
[INFO] crate robroyx3m/D7018_Task4 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rt v0.3.7
[INFO] [stderr]   Downloaded stm32f103xx v0.7.5
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.2.0
[INFO] [stderr]   Downloaded bare-metal v0.1.1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking robroyx3m/D7018_Task4 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-7/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/robroyx3m/D7018_Task4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] aebdeff7e2fb7000e8d432e3ce98d9eb0d065369b6a9e59af8ab60588919a534
[INFO] running `"docker" "start" "-a" "aebdeff7e2fb7000e8d432e3ce98d9eb0d065369b6a9e59af8ab60588919a534"`
[INFO] [stderr]     Checking vcell v0.1.0
[INFO] [stderr]    Compiling cortex-m v0.3.1
[INFO] [stderr]     Checking bare-metal v0.1.1
[INFO] [stderr]     Checking aligned v0.1.1
[INFO] [stderr]    Compiling cortex-m-rt v0.3.7
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking cortex-m-semihosting v0.2.0
[INFO] [stderr] error[E0635]: unknown feature `const_unsafe_cell_new`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.1.1/src/lib.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![feature(const_fn,const_unsafe_cell_new)]
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0635`.
[INFO] [stderr] error: Could not compile `bare-metal`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "aebdeff7e2fb7000e8d432e3ce98d9eb0d065369b6a9e59af8ab60588919a534"`
[INFO] running `"docker" "rm" "-f" "aebdeff7e2fb7000e8d432e3ce98d9eb0d065369b6a9e59af8ab60588919a534"`
[INFO] [stdout] aebdeff7e2fb7000e8d432e3ce98d9eb0d065369b6a9e59af8ab60588919a534