[INFO] updating cached repository lehrbaumm/rust_embeded
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lehrbaumm/rust_embeded
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lehrbaumm/rust_embeded" "work/ex/beta-1.38-1/sources/1.37.0/gh/lehrbaumm/rust_embeded"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lehrbaumm/rust_embeded'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lehrbaumm/rust_embeded" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lehrbaumm/rust_embeded"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lehrbaumm/rust_embeded'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1f99a08f74e75d4e8b04f0897f00c2cb4c008f59
[INFO] sha for GitHub repo lehrbaumm/rust_embeded: 1f99a08f74e75d4e8b04f0897f00c2cb4c008f59
[INFO] validating manifest of lehrbaumm/rust_embeded on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lehrbaumm/rust_embeded on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lehrbaumm/rust_embeded
[INFO] finished frobbing lehrbaumm/rust_embeded
[INFO] frobbed toml for lehrbaumm/rust_embeded written to work/ex/beta-1.38-1/sources/1.37.0/gh/lehrbaumm/rust_embeded/Cargo.toml
[INFO] started frobbing lehrbaumm/rust_embeded
[INFO] finished frobbing lehrbaumm/rust_embeded
[INFO] frobbed toml for lehrbaumm/rust_embeded written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lehrbaumm/rust_embeded/Cargo.toml
[INFO] crate lehrbaumm/rust_embeded already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lehrbaumm/rust_embeded against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lehrbaumm/rust_embeded:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 872bcff3a967ef9b9afcd36a235f242cfa3b427a28637795654382a935a908e7
[INFO] running `"docker" "start" "-a" "872bcff3a967ef9b9afcd36a235f242cfa3b427a28637795654382a935a908e7"`
[INFO] [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling vcell v0.1.0
[INFO] [stderr]    Compiling cortex-m v0.5.8
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.6
[INFO] [stderr]    Compiling stm32f103xx v0.10.0
[INFO] [stderr] error[E0463]: can't find crate for `core`
[INFO] [stderr]   |
[INFO] [stderr]   = note: the `thumbv7m-none-eabi` target may not be installed
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `core`
[INFO] [stderr]   |
[INFO] [stderr]   = note: the `thumbv7m-none-eabi` target may not be installed
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `aligned`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `vcell`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "872bcff3a967ef9b9afcd36a235f242cfa3b427a28637795654382a935a908e7"`
[INFO] running `"docker" "rm" "-f" "872bcff3a967ef9b9afcd36a235f242cfa3b427a28637795654382a935a908e7"`
[INFO] [stdout] 872bcff3a967ef9b9afcd36a235f242cfa3b427a28637795654382a935a908e7