Dec 14 07:23:36.847 INFO testing Norbytus/rust_bin_tree against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 07:23:36.848 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 07:23:37.240 INFO [stdout] 2f85eba6d16cb16e4bb125e9a96072115c9acb11d41e2c3e0475b916cc9e22fb
Dec 14 07:23:37.244 INFO running `"docker" "start" "-a" "2f85eba6d16cb16e4bb125e9a96072115c9acb11d41e2c3e0475b916cc9e22fb"`
Dec 14 07:23:38.725 INFO [stderr] usermod: no changes
Dec 14 07:23:38.796 INFO [stderr]    Compiling bin_tree v0.1.0 (/source)
Dec 14 07:23:39.275 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 14 07:23:39.275 INFO [stderr]  --> src/main.rs:2:5
Dec 14 07:23:39.275 INFO [stderr]   |
Dec 14 07:23:39.275 INFO [stderr] 2 | use std::rc::Rc;
Dec 14 07:23:39.275 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 07:23:39.275 INFO [stderr]   |
Dec 14 07:23:39.275 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 07:23:39.275 INFO [stderr] 
Dec 14 07:23:39.705 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 14 07:23:39.707 INFO [stderr] su: No module specific data is present
Dec 14 07:23:40.399 INFO running `"docker" "inspect" "2f85eba6d16cb16e4bb125e9a96072115c9acb11d41e2c3e0475b916cc9e22fb"`
Dec 14 07:23:40.667 INFO running `"docker" "rm" "-f" "2f85eba6d16cb16e4bb125e9a96072115c9acb11d41e2c3e0475b916cc9e22fb"`
Dec 14 07:23:40.968 INFO [stdout] 2f85eba6d16cb16e4bb125e9a96072115c9acb11d41e2c3e0475b916cc9e22fb
Dec 14 07:23:40.985 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 07:23:41.552 INFO [stdout] dfa011a2b7628f9a3757f3a12c8177b5a9b4adef201285390b16dfab18a9b9f8
Dec 14 07:23:41.554 INFO running `"docker" "start" "-a" "dfa011a2b7628f9a3757f3a12c8177b5a9b4adef201285390b16dfab18a9b9f8"`
Dec 14 07:23:43.287 INFO [stderr] usermod: no changes
Dec 14 07:23:43.377 INFO [stderr]    Compiling bin_tree v0.1.0 (/source)
Dec 14 07:23:43.959 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 14 07:23:43.959 INFO [stderr]  --> src/main.rs:2:5
Dec 14 07:23:43.959 INFO [stderr]   |
Dec 14 07:23:43.959 INFO [stderr] 2 | use std::rc::Rc;
Dec 14 07:23:43.959 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 07:23:43.959 INFO [stderr]   |
Dec 14 07:23:43.959 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 07:23:43.959 INFO [stderr] 
Dec 14 07:23:44.431 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Dec 14 07:23:44.431 INFO [stderr] su: No module specific data is present
Dec 14 07:23:45.488 INFO running `"docker" "inspect" "dfa011a2b7628f9a3757f3a12c8177b5a9b4adef201285390b16dfab18a9b9f8"`
Dec 14 07:23:45.951 INFO running `"docker" "rm" "-f" "dfa011a2b7628f9a3757f3a12c8177b5a9b4adef201285390b16dfab18a9b9f8"`
Dec 14 07:23:46.319 INFO [stdout] dfa011a2b7628f9a3757f3a12c8177b5a9b4adef201285390b16dfab18a9b9f8
Dec 14 07:23:46.320 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 07:23:46.819 INFO [stdout] b8bfe37c42116c5ee9bba61f84d7294ea3fa0256cb8cd23b79f5f0b07f77debb
Dec 14 07:23:46.823 INFO running `"docker" "start" "-a" "b8bfe37c42116c5ee9bba61f84d7294ea3fa0256cb8cd23b79f5f0b07f77debb"`
Dec 14 07:23:48.243 INFO [stderr] usermod: no changes
Dec 14 07:23:48.319 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 14 07:23:48.319 INFO [stderr]      Running /target/debug/deps/bin_tree-fd29ac69e9df4b9d
Dec 14 07:23:48.327 INFO [stdout] 
Dec 14 07:23:48.327 INFO [stdout] running 1 test
Dec 14 07:23:48.335 INFO [stdout] test test ... ok
Dec 14 07:23:48.335 INFO [stdout] 
Dec 14 07:23:48.335 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 07:23:48.335 INFO [stdout] 
Dec 14 07:23:48.343 INFO [stderr] su: No module specific data is present
Dec 14 07:23:49.051 INFO running `"docker" "inspect" "b8bfe37c42116c5ee9bba61f84d7294ea3fa0256cb8cd23b79f5f0b07f77debb"`
Dec 14 07:23:49.297 INFO running `"docker" "rm" "-f" "b8bfe37c42116c5ee9bba61f84d7294ea3fa0256cb8cd23b79f5f0b07f77debb"`
Dec 14 07:23:49.635 INFO [stdout] b8bfe37c42116c5ee9bba61f84d7294ea3fa0256cb8cd23b79f5f0b07f77debb