Dec 18 07:44:58.125 INFO checking Evanjs/grkcheck against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:44:58.125 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Evanjs/grkcheck:/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 07:44:58.404 INFO [stdout] 52b0fd5b65ee70e1a6c93e971267ea0d99618aabe8ee7b3a1226a596d3c2cae0
Dec 18 07:44:58.409 INFO running `"docker" "start" "-a" "52b0fd5b65ee70e1a6c93e971267ea0d99618aabe8ee7b3a1226a596d3c2cae0"`
Dec 18 07:44:59.709 INFO [stderr]    Compiling libc v0.2.38
Dec 18 07:44:59.709 INFO [stderr]    Compiling cc v1.0.5
Dec 18 07:44:59.720 INFO [stderr]    Compiling num-traits v0.2.1
Dec 18 07:44:59.725 INFO [stderr]     Checking memchr v0.1.11
Dec 18 07:44:59.728 INFO [stderr]     Checking dtoa-short v0.3.1
Dec 18 07:44:59.744 INFO [stderr]    Compiling cssparser v0.23.2
Dec 18 07:44:59.744 INFO [stderr]    Compiling html5ever v0.22.0
Dec 18 07:44:59.744 INFO [stderr]     Checking nix v0.10.0
Dec 18 07:45:00.352 INFO [stderr]     Checking uuid v0.5.1
Dec 18 07:45:00.800 INFO [stderr]     Checking thread-id v2.0.0
Dec 18 07:45:02.352 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 18 07:45:02.352 INFO [stderr]     Checking nix v0.7.0
Dec 18 07:45:03.708 INFO [stderr]     Checking thread_local v0.2.7
Dec 18 07:45:03.810 INFO [stderr]    Compiling rand v0.4.2
Dec 18 07:45:04.798 INFO [stderr]    Compiling serde_json v1.0.10
Dec 18 07:45:05.352 INFO [stderr]     Checking hyper v0.11.21
Dec 18 07:45:05.780 INFO [stderr]    Compiling openssl-sys v0.9.27
Dec 18 07:45:06.836 INFO [stderr]     Checking regex v0.1.80
Dec 18 07:45:09.620 INFO [stderr]    Compiling rand v0.3.22
Dec 18 07:45:10.028 INFO [stderr]    Compiling phf_generator v0.7.21
Dec 18 07:45:11.145 INFO [stderr]    Compiling openssl v0.9.24
Dec 18 07:45:11.181 INFO [stderr]     Checking semver-parser v0.6.2
Dec 18 07:45:11.504 INFO [stderr]    Compiling string_cache_codegen v0.4.0
Dec 18 07:45:11.504 INFO [stderr]    Compiling phf_codegen v0.7.21
Dec 18 07:45:12.244 INFO [stderr]    Compiling selectors v0.19.0
Dec 18 07:45:12.244 INFO [stderr]    Compiling mime_guess v2.0.0-alpha.4
Dec 18 07:45:13.208 INFO [stderr]    Compiling cssparser-macros v0.3.0
Dec 18 07:45:13.440 INFO [stderr]     Checking semver v0.4.1
Dec 18 07:45:23.148 INFO [stderr]     Checking linuxver v0.1.0
Dec 18 07:45:27.472 INFO [stderr]    Compiling string_cache v0.7.1
Dec 18 07:45:28.077 INFO [stderr]    Compiling markup5ever v0.7.2
Dec 18 07:45:32.662 INFO [stderr]     Checking native-tls v0.1.5
Dec 18 07:45:35.838 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 18 07:45:37.722 INFO [stderr]     Checking hyper-tls v0.1.2
Dec 18 07:45:39.966 INFO [stderr]     Checking reqwest v0.8.5
Dec 18 07:45:49.142 INFO [stderr]     Checking kuchiki v0.7.0
Dec 18 07:45:50.411 INFO [stderr]     Checking krcheck v0.1.0 (/opt/crater/workdir)
Dec 18 07:45:53.052 INFO [stderr] error[E0635]: unknown feature `alloc_system`
Dec 18 07:45:53.053 INFO [stderr]  --> src/main.rs:1:12
Dec 18 07:45:53.053 INFO [stderr]   |
Dec 18 07:45:53.053 INFO [stderr] 1 | #![feature(alloc_system)]
Dec 18 07:45:53.053 INFO [stderr]   |            ^^^^^^^^^^^^
Dec 18 07:45:53.054 INFO [stderr] 
Dec 18 07:45:53.054 INFO [stderr] error: aborting due to previous error
Dec 18 07:45:53.054 INFO [stderr] 
Dec 18 07:45:53.054 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 18 07:45:53.085 INFO [stderr] error: Could not compile `krcheck`.
Dec 18 07:45:53.085 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 07:45:53.136 INFO [stderr] error[E0635]: unknown feature `alloc_system`
Dec 18 07:45:53.136 INFO [stderr]  --> src/main.rs:1:12
Dec 18 07:45:53.136 INFO [stderr]   |
Dec 18 07:45:53.136 INFO [stderr] 1 | #![feature(alloc_system)]
Dec 18 07:45:53.136 INFO [stderr]   |            ^^^^^^^^^^^^
Dec 18 07:45:53.136 INFO [stderr] 
Dec 18 07:45:53.164 INFO [stderr] error: aborting due to previous error
Dec 18 07:45:53.164 INFO [stderr] 
Dec 18 07:45:53.164 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 18 07:45:53.184 INFO [stderr] error: Could not compile `krcheck`.
Dec 18 07:45:53.184 INFO [stderr] 
Dec 18 07:45:53.184 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 07:45:54.835 INFO running `"docker" "inspect" "52b0fd5b65ee70e1a6c93e971267ea0d99618aabe8ee7b3a1226a596d3c2cae0"`
Dec 18 07:45:55.220 INFO running `"docker" "rm" "-f" "52b0fd5b65ee70e1a6c93e971267ea0d99618aabe8ee7b3a1226a596d3c2cae0"`
Dec 18 07:45:55.572 INFO [stdout] 52b0fd5b65ee70e1a6c93e971267ea0d99618aabe8ee7b3a1226a596d3c2cae0