[INFO] updating cached repository folsen/ethcc-demo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/folsen/ethcc-demo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/folsen/ethcc-demo" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/folsen/ethcc-demo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/folsen/ethcc-demo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/folsen/ethcc-demo" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/folsen/ethcc-demo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/folsen/ethcc-demo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c10d8abef0d3df18884bcec787e83aead5adae26
[INFO] sha for GitHub repo folsen/ethcc-demo: c10d8abef0d3df18884bcec787e83aead5adae26
[INFO] validating manifest of folsen/ethcc-demo on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of folsen/ethcc-demo on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing folsen/ethcc-demo
[INFO] finished frobbing folsen/ethcc-demo
[INFO] frobbed toml for folsen/ethcc-demo written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/folsen/ethcc-demo/Cargo.toml
[INFO] started frobbing folsen/ethcc-demo
[INFO] finished frobbing folsen/ethcc-demo
[INFO] frobbed toml for folsen/ethcc-demo written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/folsen/ethcc-demo/Cargo.toml
[INFO] crate folsen/ethcc-demo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking folsen/ethcc-demo against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-7/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/folsen/ethcc-demo:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 56e9a55cfe1381edff135f6e3c92fd819acc42d8237f168d84b47e4aec694647
[INFO] running `"docker" "start" "-a" "56e9a55cfe1381edff135f6e3c92fd819acc42d8237f168d84b47e4aec694647"`
[INFO] [stderr]     Checking object-alloc v0.1.0
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]     Checking errno v0.2.3
[INFO] [stderr]     Checking pwasm-libc v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.11
[INFO] [stderr]    Compiling bigint v4.2.0
[INFO] [stderr]     Checking tiny-keccak v1.4.1
[INFO] [stderr] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-alloc-0.1.0/src/lib.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | use alloc::allocator::Layout;
[INFO] [stderr]    |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `object-alloc`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `tiny-keccak`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tiny_keccak /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tiny-keccak-1.4.1/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=af6fc2893e0a097b -C extra-filename=-af6fc2893e0a097b --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern crunchy=/opt/crater/target/debug/deps/libcrunchy-eb48f97dcf9f039f.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "56e9a55cfe1381edff135f6e3c92fd819acc42d8237f168d84b47e4aec694647"`
[INFO] running `"docker" "rm" "-f" "56e9a55cfe1381edff135f6e3c92fd819acc42d8237f168d84b47e4aec694647"`
[INFO] [stdout] 56e9a55cfe1381edff135f6e3c92fd819acc42d8237f168d84b47e4aec694647