Dec 15 01:04:18.383 INFO testing print-flat-tree-1.1.3 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 01:04:18.383 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 15 01:04:18.794 INFO [stdout] 63e0c2d6f91fec2b8833735689c90c70b28bd3b4001da903ad537ef0a973fd44
Dec 15 01:04:18.796 INFO running `"docker" "start" "-a" "63e0c2d6f91fec2b8833735689c90c70b28bd3b4001da903ad537ef0a973fd44"`
Dec 15 01:04:20.299 INFO [stderr] usermod: no changes
Dec 15 01:04:20.415 INFO [stderr]    Compiling flat-tree v3.7.0
Dec 15 01:04:21.319 INFO [stderr]    Compiling print-flat-tree v1.1.3 (/source)
Dec 15 01:04:24.691 INFO [stderr] error: unused `#[macro_use]` import
Dec 15 01:04:24.691 INFO [stderr]  --> src/main.rs:4:1
Dec 15 01:04:24.691 INFO [stderr]   |
Dec 15 01:04:24.691 INFO [stderr] 4 | #[macro_use]
Dec 15 01:04:24.691 INFO [stderr]   | ^^^^^^^^^^^^
Dec 15 01:04:24.691 INFO [stderr]   |
Dec 15 01:04:24.691 INFO [stderr] note: lint level defined here
Dec 15 01:04:24.691 INFO [stderr]  --> src/main.rs:1:9
Dec 15 01:04:24.691 INFO [stderr]   |
Dec 15 01:04:24.691 INFO [stderr] 1 | #![deny(warnings)]
Dec 15 01:04:24.691 INFO [stderr]   |         ^^^^^^^^
Dec 15 01:04:24.691 INFO [stderr]   = note: #[deny(unused_imports)] implied by #[deny(warnings)]
Dec 15 01:04:24.691 INFO [stderr] 
Dec 15 01:04:24.726 INFO [stderr] error: aborting due to previous error
Dec 15 01:04:24.726 INFO [stderr] 
Dec 15 01:04:24.742 INFO [stderr] error: Could not compile `print-flat-tree`.
Dec 15 01:04:24.742 INFO [stderr] 
Dec 15 01:04:24.742 INFO [stderr] To learn more, run the command again with --verbose.
Dec 15 01:04:24.744 INFO [stderr] su: No module specific data is present
Dec 15 01:04:26.092 INFO running `"docker" "inspect" "63e0c2d6f91fec2b8833735689c90c70b28bd3b4001da903ad537ef0a973fd44"`
Dec 15 01:04:26.442 INFO running `"docker" "rm" "-f" "63e0c2d6f91fec2b8833735689c90c70b28bd3b4001da903ad537ef0a973fd44"`
Dec 15 01:04:26.748 INFO [stdout] 63e0c2d6f91fec2b8833735689c90c70b28bd3b4001da903ad537ef0a973fd44