Sep 10 07:34:03.861 INFO checking tracetree-0.1.5 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 07:34:03.861 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 07:34:03.861 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-1/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 07:34:04.096 INFO blam! 5be3c0d23074ba7eb51455aec9a9548c227c1ba5a6e5f4e9c9a565ce94e82f38
Sep 10 07:34:04.098 INFO running `"docker" "start" "-a" "5be3c0d23074ba7eb51455aec9a9548c227c1ba5a6e5f4e9c9a565ce94e82f38"`
Sep 10 07:34:05.690 INFO kablam! usermod: no changes
Sep 10 07:34:05.870 INFO kablam!     Checking indextree v1.3.0
Sep 10 07:34:05.887 INFO kablam!     Checking nix v0.8.1
Sep 10 07:34:05.887 INFO kablam!     Checking nix v0.7.0
Sep 10 07:34:05.887 INFO kablam!     Checking chrono v0.3.0
Sep 10 07:34:09.758 INFO kablam!     Checking spawn-ptrace v0.1.1
Sep 10 07:34:10.934 INFO kablam!     Checking tracetree v0.1.5 (file:///source)
Sep 10 07:34:12.101 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.38s
Sep 10 07:34:12.110 INFO kablam! su: No module specific data is present
Sep 10 07:34:12.841 INFO running `"docker" "rm" "-f" "5be3c0d23074ba7eb51455aec9a9548c227c1ba5a6e5f4e9c9a565ce94e82f38"`
Sep 10 07:34:12.913 INFO blam! 5be3c0d23074ba7eb51455aec9a9548c227c1ba5a6e5f4e9c9a565ce94e82f38