Dec 18 09:20:55.653 INFO checking webgl-rendering-context-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:20:55.653 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/webgl-rendering-context/0.1.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:20:55.936 INFO [stdout] b7d4401c62e131fa156a478af6ae36fa245ce2b4d9fb89c44a5d3a08b81ebcb0
Dec 18 09:20:55.938 INFO running `"docker" "start" "-a" "b7d4401c62e131fa156a478af6ae36fa245ce2b4d9fb89c44a5d3a08b81ebcb0"`
Dec 18 09:20:56.807 INFO [stderr]    Compiling proc-macro2 v0.4.24
Dec 18 09:20:56.808 INFO [stderr]    Compiling unicode-xid v0.1.0
Dec 18 09:20:56.808 INFO [stderr]    Compiling serde v1.0.82
Dec 18 09:20:56.809 INFO [stderr]    Compiling ryu v0.2.7
Dec 18 09:20:56.810 INFO [stderr]    Compiling semver-parser v0.7.0
Dec 18 09:20:56.810 INFO [stderr]    Compiling itoa v0.4.3
Dec 18 09:20:56.812 INFO [stderr]    Compiling stdweb-internal-runtime v0.1.3
Dec 18 09:20:56.813 INFO [stderr]    Compiling base-x v0.2.3
Dec 18 09:20:59.128 INFO [stderr]    Compiling sha1 v0.6.0
Dec 18 09:20:59.184 INFO [stderr]     Checking discard v1.0.4
Dec 18 09:20:59.824 INFO [stderr] error[E0463]: can't find crate for `std`
Dec 18 09:20:59.824 INFO [stderr]   |
Dec 18 09:20:59.824 INFO [stderr]   = note: the `wasm32-unknown-unknown` target may not be installed
Dec 18 09:20:59.824 INFO [stderr] 
Dec 18 09:20:59.824 INFO [stderr] error: aborting due to previous error
Dec 18 09:20:59.825 INFO [stderr] 
Dec 18 09:20:59.825 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 18 09:20:59.851 INFO [stderr] error: Could not compile `discard`.
Dec 18 09:20:59.852 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 09:21:00.032 INFO [stderr] error[E0463]: can't find crate for `std`
Dec 18 09:21:00.032 INFO [stderr]   |
Dec 18 09:21:00.032 INFO [stderr]   = note: the `wasm32-unknown-unknown` target may not be installed
Dec 18 09:21:00.032 INFO [stderr] 
Dec 18 09:21:00.032 INFO [stderr] error: aborting due to previous error
Dec 18 09:21:00.032 INFO [stderr] 
Dec 18 09:21:00.032 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 18 09:21:00.072 INFO [stderr] error: Could not compile `itoa`.
Dec 18 09:21:00.072 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 09:21:00.983 INFO [stderr] error[E0463]: can't find crate for `std`
Dec 18 09:21:00.983 INFO [stderr]   |
Dec 18 09:21:00.983 INFO [stderr]   = note: the `wasm32-unknown-unknown` target may not be installed
Dec 18 09:21:00.983 INFO [stderr] 
Dec 18 09:21:01.003 INFO [stderr] error: aborting due to previous error
Dec 18 09:21:01.003 INFO [stderr] 
Dec 18 09:21:01.003 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 18 09:21:01.028 INFO [stderr] error: Could not compile `serde`.
Dec 18 09:21:01.028 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 09:21:11.151 INFO [stderr] error: build failed
Dec 18 09:21:11.515 INFO running `"docker" "inspect" "b7d4401c62e131fa156a478af6ae36fa245ce2b4d9fb89c44a5d3a08b81ebcb0"`
Dec 18 09:21:11.646 INFO running `"docker" "rm" "-f" "b7d4401c62e131fa156a478af6ae36fa245ce2b4d9fb89c44a5d3a08b81ebcb0"`
Dec 18 09:21:11.751 INFO [stdout] b7d4401c62e131fa156a478af6ae36fa245ce2b4d9fb89c44a5d3a08b81ebcb0