Dec 06 07:04:37.983 INFO testing amccreight/heapgraph against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 07:04:37.983 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 06 07:04:38.426 INFO [stdout] 80b112045468b8f90fd265ce4ad51c53e57857a34b6e7c3a3e867f920216468e
Dec 06 07:04:38.428 INFO running `"docker" "start" "-a" "80b112045468b8f90fd265ce4ad51c53e57857a34b6e7c3a3e867f920216468e"`
Dec 06 07:04:39.929 INFO [stderr] usermod: no changes
Dec 06 07:04:40.069 INFO [stderr]    Compiling regex-syntax v0.3.7
Dec 06 07:04:44.444 INFO [stderr]    Compiling regex v0.1.77
Dec 06 07:04:49.535 INFO [stderr]    Compiling heapgraph_rust v0.1.0 (/source)
Dec 06 07:04:50.548 INFO [stderr] warning: function is never used: `print_known_edges`
Dec 06 07:04:50.550 INFO [stderr]   --> src/find_roots.rs:31:1
Dec 06 07:04:50.550 INFO [stderr]    |
Dec 06 07:04:50.550 INFO [stderr] 31 | fn print_known_edges(log: &CCLog, x: &Addr, known_edges: &Vec<Addr>) {
Dec 06 07:04:50.550 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:04:50.550 INFO [stderr]    |
Dec 06 07:04:50.550 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 07:04:50.550 INFO [stderr] 
Dec 06 07:04:52.206 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.25s
Dec 06 07:04:52.210 INFO [stderr] su: No module specific data is present
Dec 06 07:04:52.782 INFO running `"docker" "inspect" "80b112045468b8f90fd265ce4ad51c53e57857a34b6e7c3a3e867f920216468e"`
Dec 06 07:04:52.935 INFO running `"docker" "rm" "-f" "80b112045468b8f90fd265ce4ad51c53e57857a34b6e7c3a3e867f920216468e"`
Dec 06 07:04:53.012 INFO [stdout] 80b112045468b8f90fd265ce4ad51c53e57857a34b6e7c3a3e867f920216468e
Dec 06 07:04:53.017 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 06 07:04:53.189 INFO [stdout] 1772ba79d293201785bd4a19a412087a6a9304b9e8d37e6565afadc0e22d7451
Dec 06 07:04:53.194 INFO running `"docker" "start" "-a" "1772ba79d293201785bd4a19a412087a6a9304b9e8d37e6565afadc0e22d7451"`
Dec 06 07:04:53.579 INFO [stderr] usermod: no changes
Dec 06 07:04:53.617 INFO [stderr]    Compiling heapgraph_rust v0.1.0 (/source)
Dec 06 07:04:54.436 INFO [stderr] warning: function is never used: `print_known_edges`
Dec 06 07:04:54.436 INFO [stderr]   --> src/find_roots.rs:31:1
Dec 06 07:04:54.436 INFO [stderr]    |
Dec 06 07:04:54.436 INFO [stderr] 31 | fn print_known_edges(log: &CCLog, x: &Addr, known_edges: &Vec<Addr>) {
Dec 06 07:04:54.436 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:04:54.436 INFO [stderr]    |
Dec 06 07:04:54.436 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 07:04:54.436 INFO [stderr] 
Dec 06 07:04:54.694 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
Dec 06 07:04:54.700 INFO [stderr] su: No module specific data is present
Dec 06 07:04:54.961 INFO running `"docker" "inspect" "1772ba79d293201785bd4a19a412087a6a9304b9e8d37e6565afadc0e22d7451"`
Dec 06 07:04:55.048 INFO running `"docker" "rm" "-f" "1772ba79d293201785bd4a19a412087a6a9304b9e8d37e6565afadc0e22d7451"`
Dec 06 07:04:55.216 INFO [stdout] 1772ba79d293201785bd4a19a412087a6a9304b9e8d37e6565afadc0e22d7451
Dec 06 07:04:55.219 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 06 07:04:55.413 INFO [stdout] 85b71632516b7b618ea783c39abd17c76512491d7231b3c91b63629806b89589
Dec 06 07:04:55.416 INFO running `"docker" "start" "-a" "85b71632516b7b618ea783c39abd17c76512491d7231b3c91b63629806b89589"`
Dec 06 07:04:55.928 INFO [stderr] usermod: no changes
Dec 06 07:04:55.976 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 06 07:04:55.976 INFO [stderr]      Running /target/debug/deps/heapgraph_rust-1fb971d70d68f9bd
Dec 06 07:04:55.980 INFO [stderr] su: No module specific data is present
Dec 06 07:04:55.980 INFO [stdout] 
Dec 06 07:04:55.980 INFO [stdout] running 0 tests
Dec 06 07:04:55.980 INFO [stdout] 
Dec 06 07:04:55.980 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 07:04:55.980 INFO [stdout] 
Dec 06 07:04:56.313 INFO running `"docker" "inspect" "85b71632516b7b618ea783c39abd17c76512491d7231b3c91b63629806b89589"`
Dec 06 07:04:56.478 INFO running `"docker" "rm" "-f" "85b71632516b7b618ea783c39abd17c76512491d7231b3c91b63629806b89589"`
Dec 06 07:04:56.559 INFO [stdout] 85b71632516b7b618ea783c39abd17c76512491d7231b3c91b63629806b89589