Dec 14 11:55:36.392 INFO testing Berteun/rust-toy-list against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 11:55:36.392 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 14 11:55:36.853 INFO [stdout] 2825d4034ec3d61ec2cd9dc1ccafefe6f92411b27477799775a3f8390be84258
Dec 14 11:55:36.855 INFO running `"docker" "start" "-a" "2825d4034ec3d61ec2cd9dc1ccafefe6f92411b27477799775a3f8390be84258"`
Dec 14 11:55:37.705 INFO [stderr] usermod: no changes
Dec 14 11:55:37.706 INFO [stderr]    Compiling reverse v0.1.0 (/source)
Dec 14 11:55:38.142 INFO [stderr] warning: private type `list::Node<T>` in public interface (error E0446)
Dec 14 11:55:38.142 INFO [stderr]   --> src/list/mod.rs:65:5
Dec 14 11:55:38.217 INFO [stderr]    |
Dec 14 11:55:38.218 INFO [stderr] 65 | /     pub fn first(&self) -> Option<&Node<T>>
Dec 14 11:55:38.218 INFO [stderr] 66 | |     {
Dec 14 11:55:38.218 INFO [stderr] 67 | |         match self.head
Dec 14 11:55:38.218 INFO [stderr] 68 | |         {
Dec 14 11:55:38.218 INFO [stderr] ...  |
Dec 14 11:55:38.218 INFO [stderr] 71 | |         }
Dec 14 11:55:38.218 INFO [stderr] 72 | |     }
Dec 14 11:55:38.218 INFO [stderr]    | |_____^
Dec 14 11:55:38.218 INFO [stderr]    |
Dec 14 11:55:38.218 INFO [stderr]    = note: #[warn(private_in_public)] on by default
Dec 14 11:55:38.218 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 14 11:55:38.218 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 14 11:55:38.218 INFO [stderr] 
Dec 14 11:55:38.218 INFO [stderr] warning: private type `list::Node<T>` in public interface (error E0446)
Dec 14 11:55:38.218 INFO [stderr]   --> src/list/mod.rs:74:5
Dec 14 11:55:38.218 INFO [stderr]    |
Dec 14 11:55:38.218 INFO [stderr] 74 | /     pub fn last(&self) -> Option<&Node<T>>
Dec 14 11:55:38.218 INFO [stderr] 75 | |     {
Dec 14 11:55:38.218 INFO [stderr] 76 | |         match self.head {
Dec 14 11:55:38.218 INFO [stderr] 77 | |             Some(ref boxed_node) => Some(boxed_node.last()),
Dec 14 11:55:38.218 INFO [stderr] 78 | |             None => None
Dec 14 11:55:38.218 INFO [stderr] 79 | |         }
Dec 14 11:55:38.218 INFO [stderr] 80 | |     }
Dec 14 11:55:38.218 INFO [stderr]    | |_____^
Dec 14 11:55:38.218 INFO [stderr]    |
Dec 14 11:55:38.218 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 14 11:55:38.218 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 14 11:55:38.218 INFO [stderr] 
Dec 14 11:55:38.304 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 14 11:55:38.306 INFO [stderr] su: No module specific data is present
Dec 14 11:55:38.683 INFO running `"docker" "inspect" "2825d4034ec3d61ec2cd9dc1ccafefe6f92411b27477799775a3f8390be84258"`
Dec 14 11:55:38.791 INFO running `"docker" "rm" "-f" "2825d4034ec3d61ec2cd9dc1ccafefe6f92411b27477799775a3f8390be84258"`
Dec 14 11:55:38.902 INFO [stdout] 2825d4034ec3d61ec2cd9dc1ccafefe6f92411b27477799775a3f8390be84258
Dec 14 11:55:38.904 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 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 11:55:39.076 INFO [stdout] 4a599a49943136bcdc137467a3cb38a16c61af2c0586d29aaca4114c09ef46e1
Dec 14 11:55:39.079 INFO running `"docker" "start" "-a" "4a599a49943136bcdc137467a3cb38a16c61af2c0586d29aaca4114c09ef46e1"`
Dec 14 11:55:39.574 INFO [stderr] usermod: no changes
Dec 14 11:55:39.630 INFO [stderr]    Compiling reverse v0.1.0 (/source)
Dec 14 11:55:40.215 INFO [stderr] warning: private type `list::Node<T>` in public interface (error E0446)
Dec 14 11:55:40.215 INFO [stderr]   --> src/list/mod.rs:65:5
Dec 14 11:55:40.215 INFO [stderr]    |
Dec 14 11:55:40.215 INFO [stderr] 65 | /     pub fn first(&self) -> Option<&Node<T>>
Dec 14 11:55:40.215 INFO [stderr] 66 | |     {
Dec 14 11:55:40.215 INFO [stderr] 67 | |         match self.head
Dec 14 11:55:40.215 INFO [stderr] 68 | |         {
Dec 14 11:55:40.215 INFO [stderr] ...  |
Dec 14 11:55:40.215 INFO [stderr] 71 | |         }
Dec 14 11:55:40.215 INFO [stderr] 72 | |     }
Dec 14 11:55:40.215 INFO [stderr]    | |_____^
Dec 14 11:55:40.215 INFO [stderr]    |
Dec 14 11:55:40.215 INFO [stderr]    = note: #[warn(private_in_public)] on by default
Dec 14 11:55:40.215 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 14 11:55:40.215 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 14 11:55:40.215 INFO [stderr] 
Dec 14 11:55:40.215 INFO [stderr] warning: private type `list::Node<T>` in public interface (error E0446)
Dec 14 11:55:40.215 INFO [stderr]   --> src/list/mod.rs:74:5
Dec 14 11:55:40.215 INFO [stderr]    |
Dec 14 11:55:40.215 INFO [stderr] 74 | /     pub fn last(&self) -> Option<&Node<T>>
Dec 14 11:55:40.215 INFO [stderr] 75 | |     {
Dec 14 11:55:40.215 INFO [stderr] 76 | |         match self.head {
Dec 14 11:55:40.215 INFO [stderr] 77 | |             Some(ref boxed_node) => Some(boxed_node.last()),
Dec 14 11:55:40.215 INFO [stderr] 78 | |             None => None
Dec 14 11:55:40.215 INFO [stderr] 79 | |         }
Dec 14 11:55:40.215 INFO [stderr] 80 | |     }
Dec 14 11:55:40.215 INFO [stderr]    | |_____^
Dec 14 11:55:40.215 INFO [stderr]    |
Dec 14 11:55:40.216 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 14 11:55:40.216 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Dec 14 11:55:40.216 INFO [stderr] 
Dec 14 11:55:40.849 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Dec 14 11:55:40.858 INFO [stderr] su: No module specific data is present
Dec 14 11:55:41.384 INFO running `"docker" "inspect" "4a599a49943136bcdc137467a3cb38a16c61af2c0586d29aaca4114c09ef46e1"`
Dec 14 11:55:41.497 INFO running `"docker" "rm" "-f" "4a599a49943136bcdc137467a3cb38a16c61af2c0586d29aaca4114c09ef46e1"`
Dec 14 11:55:41.644 INFO [stdout] 4a599a49943136bcdc137467a3cb38a16c61af2c0586d29aaca4114c09ef46e1
Dec 14 11:55:41.646 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 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 11:55:41.906 INFO [stdout] 376855b29b2246bdbeb1f9643d01d24204fb32f73f4d203f8f6624099918e9a7
Dec 14 11:55:41.908 INFO running `"docker" "start" "-a" "376855b29b2246bdbeb1f9643d01d24204fb32f73f4d203f8f6624099918e9a7"`
Dec 14 11:55:42.325 INFO [stderr] usermod: no changes
Dec 14 11:55:42.361 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 11:55:42.371 INFO [stderr]      Running /target/debug/deps/reverse-50e1015575b3b0c2
Dec 14 11:55:42.372 INFO [stdout] 
Dec 14 11:55:42.372 INFO [stdout] running 12 tests
Dec 14 11:55:42.373 INFO [stdout] test list::create_node ... ok
Dec 14 11:55:42.373 INFO [stdout] test list::test_last ... ok
Dec 14 11:55:42.373 INFO [stdout] test list::test_drop_singleton ... ok
Dec 14 11:55:42.373 INFO [stdout] test list::test_last_append_prepend ... ok
Dec 14 11:55:42.373 INFO [stdout] test list::test_drop ... ok
Dec 14 11:55:42.373 INFO [stdout] test list::test_last_prepend ... ok
Dec 14 11:55:42.373 INFO [stdout] test list::test_last_singleton ... ok
Dec 14 11:55:42.373 INFO [stdout] test list::test_length ... ok
Dec 14 11:55:42.373 INFO [stdout] test list::test_reverse_longer ... ok
Dec 14 11:55:42.373 INFO [stdout] test list::test_reverse_singleton ... ok
Dec 14 11:55:42.375 INFO [stdout] test list::create_node_and_append ... ok
Dec 14 11:55:42.375 INFO [stdout] test list::create_node_and_prepend ... ok
Dec 14 11:55:42.375 INFO [stdout] 
Dec 14 11:55:42.375 INFO [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:55:42.375 INFO [stdout] 
Dec 14 11:55:42.376 INFO [stderr] su: No module specific data is present
Dec 14 11:55:42.616 INFO running `"docker" "inspect" "376855b29b2246bdbeb1f9643d01d24204fb32f73f4d203f8f6624099918e9a7"`
Dec 14 11:55:42.700 INFO running `"docker" "rm" "-f" "376855b29b2246bdbeb1f9643d01d24204fb32f73f4d203f8f6624099918e9a7"`
Dec 14 11:55:42.792 INFO [stdout] 376855b29b2246bdbeb1f9643d01d24204fb32f73f4d203f8f6624099918e9a7