Oct 12 10:12:36.023 INFO checking yoshuawuyts/playground-failure against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 10:12:36.025 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 12 10:12:36.460 INFO blam! ee9f099b923a0b20c9dd153576e4808550e11833144b9e4bd54ede9a1f7d540f
Oct 12 10:12:36.462 INFO running `"docker" "start" "-a" "ee9f099b923a0b20c9dd153576e4808550e11833144b9e4bd54ede9a1f7d540f"`
Oct 12 10:12:38.486 INFO kablam! usermod: no changes
Oct 12 10:12:38.572 INFO kablam!    Compiling cc v1.0.4
Oct 12 10:12:38.580 INFO kablam!    Compiling synstructure v0.6.1
Oct 12 10:12:43.094 INFO kablam!    Compiling failure_derive v0.1.1
Oct 12 10:12:43.972 INFO kablam!    Compiling backtrace-sys v0.1.16
Oct 12 10:13:00.352 INFO kablam!     Checking backtrace v0.3.5
Oct 12 10:13:00.877 INFO kablam!     Checking failure v0.1.1
Oct 12 10:13:01.296 INFO kablam!     Checking playground-failure v0.1.0 (/source)
Oct 12 10:13:02.111 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 23.60s
Oct 12 10:13:02.115 INFO kablam! su: No module specific data is present
Oct 12 10:13:03.853 INFO running `"docker" "rm" "-f" "ee9f099b923a0b20c9dd153576e4808550e11833144b9e4bd54ede9a1f7d540f"`
Oct 12 10:13:04.144 INFO blam! ee9f099b923a0b20c9dd153576e4808550e11833144b9e4bd54ede9a1f7d540f