Sep 04 03:21:09.716 INFO checking try-mutex-0.1.1 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 03:21:09.716 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 03:21:09.716 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 03:21:09.904 INFO blam! 81aa9461e7690df0ee2f2c4b7a3e288ec0af76e99fcfad9546ddd50ac439e6d2
Sep 04 03:21:09.904 INFO running `"docker" "start" "-a" "81aa9461e7690df0ee2f2c4b7a3e288ec0af76e99fcfad9546ddd50ac439e6d2"`
Sep 04 03:21:10.821 INFO kablam!    Compiling compiletest_rs v0.3.14
Sep 04 03:21:10.823 INFO kablam!     Checking try-mutex v0.1.1 (file:///source)
Sep 04 03:21:10.827 INFO kablam!     Checking tester v0.4.1
Sep 04 03:21:10.827 INFO kablam!     Checking criterion-plot v0.2.5
Sep 04 03:21:10.831 INFO kablam!     Checking criterion-stats v0.2.5
Sep 04 03:21:10.832 INFO kablam!     Checking simplelog v0.5.2
Sep 04 03:21:10.832 INFO kablam!     Checking handlebars v0.32.4
Sep 04 03:21:15.256 INFO kablam!     Checking criterion v0.2.5
Sep 04 03:21:21.225 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.58s
Sep 04 03:21:21.235 INFO kablam! su: No module specific data is present
Sep 04 03:21:21.691 INFO running `"docker" "rm" "-f" "81aa9461e7690df0ee2f2c4b7a3e288ec0af76e99fcfad9546ddd50ac439e6d2"`
Sep 04 03:21:21.797 INFO blam! 81aa9461e7690df0ee2f2c4b7a3e288ec0af76e99fcfad9546ddd50ac439e6d2