Oct 12 12:12:17.822 INFO checking timmc/cavern against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 12:12:17.823 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/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 12:12:18.201 INFO blam! 1242d591bff3d508107d8b8a558a579264667a0aaa6308a14405036b0f8c7a42
Oct 12 12:12:18.204 INFO running `"docker" "start" "-a" "1242d591bff3d508107d8b8a558a579264667a0aaa6308a14405036b0f8c7a42"`
Oct 12 12:12:19.420 INFO kablam! usermod: no changes
Oct 12 12:12:19.555 INFO kablam!     Checking serde v1.0.37
Oct 12 12:12:19.555 INFO kablam!     Checking nix v0.9.0
Oct 12 12:12:19.555 INFO kablam!     Checking regex-syntax v0.5.5
Oct 12 12:12:19.555 INFO kablam!     Checking thread_local v0.3.5
Oct 12 12:12:19.584 INFO kablam!     Checking shared_child v0.3.2
Oct 12 12:12:19.584 INFO kablam!    Compiling structopt-derive v0.2.7
Oct 12 12:12:29.134 INFO kablam!     Checking structopt v0.2.7
Oct 12 12:12:32.982 INFO kablam!     Checking regex v0.2.10
Oct 12 12:12:34.217 INFO kablam!     Checking os_pipe v0.6.0
Oct 12 12:12:34.960 INFO kablam!     Checking duct v0.10.0
Oct 12 12:12:41.481 INFO kablam!     Checking serde_json v1.0.13
Oct 12 12:12:44.093 INFO kablam!     Checking spelunk v0.1.0 (/source)
Oct 12 12:12:44.901 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 12:12:44.901 INFO kablam!  --> src/main.rs:1:1
Oct 12 12:12:44.901 INFO kablam!   |
Oct 12 12:12:44.902 INFO kablam! 1 | #[macro_use]
Oct 12 12:12:44.902 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 12:12:44.902 INFO kablam!   |
Oct 12 12:12:44.902 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:12:44.903 INFO kablam! 
Oct 12 12:12:45.145 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 12:12:45.145 INFO kablam!  --> src/main.rs:1:1
Oct 12 12:12:45.145 INFO kablam!   |
Oct 12 12:12:45.145 INFO kablam! 1 | #[macro_use]
Oct 12 12:12:45.145 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 12:12:45.145 INFO kablam!   |
Oct 12 12:12:45.145 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:12:45.145 INFO kablam! 
Oct 12 12:12:45.544 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 26.10s
Oct 12 12:12:45.552 INFO kablam! su: No module specific data is present
Oct 12 12:12:46.752 INFO running `"docker" "rm" "-f" "1242d591bff3d508107d8b8a558a579264667a0aaa6308a14405036b0f8c7a42"`
Oct 12 12:12:47.060 INFO blam! 1242d591bff3d508107d8b8a558a579264667a0aaa6308a14405036b0f8c7a42