Dec 04 22:42:26.401 INFO checking amccreight/heapgraph against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 22:42:26.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 22:42:26.792 INFO [stdout] 1463daa93272fe579aa25bf360bc03cdf21b0aad09c273780a99b2d8b759c18c
Dec 04 22:42:26.801 INFO running `"docker" "start" "-a" "1463daa93272fe579aa25bf360bc03cdf21b0aad09c273780a99b2d8b759c18c"`
Dec 04 22:42:28.655 INFO [stderr] usermod: no changes
Dec 04 22:42:28.787 INFO [stderr]     Checking lazy_static v0.2.1
Dec 04 22:42:29.167 INFO [stderr]     Checking heapgraph_rust v0.1.0 (/source)
Dec 04 22:42:30.211 INFO [stderr] warning: function is never used: `print_known_edges`
Dec 04 22:42:30.211 INFO [stderr]   --> src/find_roots.rs:31:1
Dec 04 22:42:30.211 INFO [stderr]    |
Dec 04 22:42:30.211 INFO [stderr] 31 | fn print_known_edges(log: &CCLog, x: &Addr, known_edges: &Vec<Addr>) {
Dec 04 22:42:30.211 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:42:30.211 INFO [stderr]    |
Dec 04 22:42:30.211 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:42:30.211 INFO [stderr] 
Dec 04 22:42:30.410 INFO [stderr] warning: function is never used: `print_known_edges`
Dec 04 22:42:30.410 INFO [stderr]   --> src/find_roots.rs:31:1
Dec 04 22:42:30.410 INFO [stderr]    |
Dec 04 22:42:30.410 INFO [stderr] 31 | fn print_known_edges(log: &CCLog, x: &Addr, known_edges: &Vec<Addr>) {
Dec 04 22:42:30.410 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:42:30.410 INFO [stderr]    |
Dec 04 22:42:30.410 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:42:30.410 INFO [stderr] 
Dec 04 22:42:30.436 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
Dec 04 22:42:30.447 INFO [stderr] su: No module specific data is present
Dec 04 22:42:30.832 INFO running `"docker" "inspect" "1463daa93272fe579aa25bf360bc03cdf21b0aad09c273780a99b2d8b759c18c"`
Dec 04 22:42:31.045 INFO running `"docker" "rm" "-f" "1463daa93272fe579aa25bf360bc03cdf21b0aad09c273780a99b2d8b759c18c"`
Dec 04 22:42:31.234 INFO [stdout] 1463daa93272fe579aa25bf360bc03cdf21b0aad09c273780a99b2d8b759c18c