[INFO] cloning repository zlewko/blue-pill-quickstart-rtfm [INFO] running `"git" "clone" "--bare" "git://github.com/zlewko/blue-pill-quickstart-rtfm.git" "work/cache/sources/gh/zlewko/blue-pill-quickstart-rtfm"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/zlewko/blue-pill-quickstart-rtfm'... [INFO] running `"git" "clone" "work/cache/sources/gh/zlewko/blue-pill-quickstart-rtfm" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/zlewko/blue-pill-quickstart-rtfm"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/zlewko/blue-pill-quickstart-rtfm'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/zlewko/blue-pill-quickstart-rtfm" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/zlewko/blue-pill-quickstart-rtfm"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/zlewko/blue-pill-quickstart-rtfm'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 114f9cf08f2fbc7ad2361d5b3e94b3aac4ed7eaa [INFO] sha for GitHub repo zlewko/blue-pill-quickstart-rtfm: 114f9cf08f2fbc7ad2361d5b3e94b3aac4ed7eaa [INFO] validating manifest of zlewko/blue-pill-quickstart-rtfm on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of zlewko/blue-pill-quickstart-rtfm on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing zlewko/blue-pill-quickstart-rtfm [INFO] finished frobbing zlewko/blue-pill-quickstart-rtfm [INFO] frobbed toml for zlewko/blue-pill-quickstart-rtfm written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/zlewko/blue-pill-quickstart-rtfm/Cargo.toml [INFO] started frobbing zlewko/blue-pill-quickstart-rtfm [INFO] finished frobbing zlewko/blue-pill-quickstart-rtfm [INFO] frobbed toml for zlewko/blue-pill-quickstart-rtfm written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/zlewko/blue-pill-quickstart-rtfm/Cargo.toml [INFO] crate zlewko/blue-pill-quickstart-rtfm already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded stm32f1xx-hal v0.2.0 [INFO] [stderr] Downloaded cortex-m-rt-macros v0.1.5 [INFO] [stderr] Downloaded stm32f1 v0.6.0 [INFO] [stderr] Downloaded cortex-m v0.5.8 [INFO] [stderr] Downloaded cast v0.2.2 [INFO] [stderr] Downloaded owned-singleton-macros v0.1.0 [INFO] [stderr] Downloaded vcell v0.1.0 [INFO] [stderr] Downloaded syn v0.15.26 [INFO] [stderr] Downloaded panic-semihosting v0.5.1 [INFO] [stderr] Downloaded cortex-m-rt v0.6.7 [INFO] [stderr] Downloaded cortex-m-rtfm-macros v0.4.2 [INFO] [stderr] Downloaded hash32 v0.1.0 [INFO] [stderr] Downloaded bare-metal v0.2.4 [INFO] [stderr] Downloaded generic-array v0.11.1 [INFO] [stderr] Downloaded owned-singleton v0.1.0 [INFO] [stderr] Downloaded cortex-m-semihosting v0.3.2 [INFO] [stderr] Downloaded heapless v0.4.2 [INFO] [stderr] Downloaded cortex-m-rtfm v0.4.2 [INFO] [stderr] Downloaded volatile-register v0.2.0 [INFO] [stderr] Downloaded nb v0.1.1 [INFO] [stderr] Downloaded aligned v0.2.0 [INFO] [stderr] Downloaded embedded-hal v0.2.2 [INFO] [stderr] Downloaded r0 v0.2.2 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] testing zlewko/blue-pill-quickstart-rtfm against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/zlewko/blue-pill-quickstart-rtfm:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] f0d7efcc24e3295d96ca6138c8c92de4571f0095e5c3c83ac9a187b496c1c5d1 [INFO] running `"docker" "start" "-a" "f0d7efcc24e3295d96ca6138c8c92de4571f0095e5c3c83ac9a187b496c1c5d1"` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling vcell v0.1.0 [INFO] [stderr] Compiling cortex-m-rt v0.6.7 [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: Could not compile `vcell`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "f0d7efcc24e3295d96ca6138c8c92de4571f0095e5c3c83ac9a187b496c1c5d1"` [INFO] running `"docker" "rm" "-f" "f0d7efcc24e3295d96ca6138c8c92de4571f0095e5c3c83ac9a187b496c1c5d1"` [INFO] [stdout] f0d7efcc24e3295d96ca6138c8c92de4571f0095e5c3c83ac9a187b496c1c5d1