Nov 17 16:39:34.089 INFO testing Berteun/rust-toy-list against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 16:39:34.091 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 16:39:34.506 INFO [stdout] e7bc78f73d24d156dc71aae85828bfb76d49f755220406cfda66d908a47ab1b0
Nov 17 16:39:34.509 INFO running `"docker" "start" "-a" "e7bc78f73d24d156dc71aae85828bfb76d49f755220406cfda66d908a47ab1b0"`
Nov 17 16:39:35.541 INFO [stderr] usermod: no changes
Nov 17 16:39:35.611 INFO [stderr]    Compiling reverse v0.1.0 (/source)
Nov 17 16:39:36.083 INFO [stderr] warning: private type `list::Node<T>` in public interface (error E0446)
Nov 17 16:39:36.083 INFO [stderr]   --> src/list/mod.rs:65:5
Nov 17 16:39:36.083 INFO [stderr]    |
Nov 17 16:39:36.083 INFO [stderr] 65 | /     pub fn first(&self) -> Option<&Node<T>>
Nov 17 16:39:36.083 INFO [stderr] 66 | |     {
Nov 17 16:39:36.083 INFO [stderr] 67 | |         match self.head
Nov 17 16:39:36.083 INFO [stderr] 68 | |         {
Nov 17 16:39:36.083 INFO [stderr] ...  |
Nov 17 16:39:36.083 INFO [stderr] 71 | |         }
Nov 17 16:39:36.083 INFO [stderr] 72 | |     }
Nov 17 16:39:36.083 INFO [stderr]    | |_____^
Nov 17 16:39:36.083 INFO [stderr]    |
Nov 17 16:39:36.083 INFO [stderr]    = note: #[warn(private_in_public)] on by default
Nov 17 16:39:36.083 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!
Nov 17 16:39:36.083 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Nov 17 16:39:36.083 INFO [stderr] 
Nov 17 16:39:36.083 INFO [stderr] warning: private type `list::Node<T>` in public interface (error E0446)
Nov 17 16:39:36.083 INFO [stderr]   --> src/list/mod.rs:74:5
Nov 17 16:39:36.083 INFO [stderr]    |
Nov 17 16:39:36.083 INFO [stderr] 74 | /     pub fn last(&self) -> Option<&Node<T>>
Nov 17 16:39:36.083 INFO [stderr] 75 | |     {
Nov 17 16:39:36.083 INFO [stderr] 76 | |         match self.head {
Nov 17 16:39:36.083 INFO [stderr] 77 | |             Some(ref boxed_node) => Some(boxed_node.last()),
Nov 17 16:39:36.083 INFO [stderr] 78 | |             None => None
Nov 17 16:39:36.083 INFO [stderr] 79 | |         }
Nov 17 16:39:36.084 INFO [stderr] 80 | |     }
Nov 17 16:39:36.084 INFO [stderr]    | |_____^
Nov 17 16:39:36.084 INFO [stderr]    |
Nov 17 16:39:36.084 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!
Nov 17 16:39:36.084 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Nov 17 16:39:36.084 INFO [stderr] 
Nov 17 16:39:36.511 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Nov 17 16:39:36.511 INFO [stderr] su: No module specific data is present
Nov 17 16:39:37.406 INFO running `"docker" "inspect" "e7bc78f73d24d156dc71aae85828bfb76d49f755220406cfda66d908a47ab1b0"`
Nov 17 16:39:37.755 INFO running `"docker" "rm" "-f" "e7bc78f73d24d156dc71aae85828bfb76d49f755220406cfda66d908a47ab1b0"`
Nov 17 16:39:38.067 INFO [stdout] e7bc78f73d24d156dc71aae85828bfb76d49f755220406cfda66d908a47ab1b0
Nov 17 16:39:38.073 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 16:39:38.592 INFO [stdout] dd56ee5236ae9126311d3da76046a91cec00e3aa879d555d2db9fb88b8f82940
Nov 17 16:39:38.595 INFO running `"docker" "start" "-a" "dd56ee5236ae9126311d3da76046a91cec00e3aa879d555d2db9fb88b8f82940"`
Nov 17 16:39:39.193 INFO [stderr] usermod: no changes
Nov 17 16:39:39.220 INFO [stderr]    Compiling reverse v0.1.0 (/source)
Nov 17 16:39:39.639 INFO [stderr] warning: private type `list::Node<T>` in public interface (error E0446)
Nov 17 16:39:39.639 INFO [stderr]   --> src/list/mod.rs:65:5
Nov 17 16:39:39.639 INFO [stderr]    |
Nov 17 16:39:39.639 INFO [stderr] 65 | /     pub fn first(&self) -> Option<&Node<T>>
Nov 17 16:39:39.639 INFO [stderr] 66 | |     {
Nov 17 16:39:39.639 INFO [stderr] 67 | |         match self.head
Nov 17 16:39:39.639 INFO [stderr] 68 | |         {
Nov 17 16:39:39.639 INFO [stderr] ...  |
Nov 17 16:39:39.639 INFO [stderr] 71 | |         }
Nov 17 16:39:39.639 INFO [stderr] 72 | |     }
Nov 17 16:39:39.639 INFO [stderr]    | |_____^
Nov 17 16:39:39.639 INFO [stderr]    |
Nov 17 16:39:39.639 INFO [stderr]    = note: #[warn(private_in_public)] on by default
Nov 17 16:39:39.639 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!
Nov 17 16:39:39.639 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Nov 17 16:39:39.639 INFO [stderr] 
Nov 17 16:39:39.639 INFO [stderr] warning: private type `list::Node<T>` in public interface (error E0446)
Nov 17 16:39:39.639 INFO [stderr]   --> src/list/mod.rs:74:5
Nov 17 16:39:39.639 INFO [stderr]    |
Nov 17 16:39:39.639 INFO [stderr] 74 | /     pub fn last(&self) -> Option<&Node<T>>
Nov 17 16:39:39.639 INFO [stderr] 75 | |     {
Nov 17 16:39:39.639 INFO [stderr] 76 | |         match self.head {
Nov 17 16:39:39.639 INFO [stderr] 77 | |             Some(ref boxed_node) => Some(boxed_node.last()),
Nov 17 16:39:39.639 INFO [stderr] 78 | |             None => None
Nov 17 16:39:39.639 INFO [stderr] 79 | |         }
Nov 17 16:39:39.639 INFO [stderr] 80 | |     }
Nov 17 16:39:39.639 INFO [stderr]    | |_____^
Nov 17 16:39:39.639 INFO [stderr]    |
Nov 17 16:39:39.639 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!
Nov 17 16:39:39.639 INFO [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Nov 17 16:39:39.639 INFO [stderr] 
Nov 17 16:39:40.019 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Nov 17 16:39:40.025 INFO [stderr] su: No module specific data is present
Nov 17 16:39:40.288 INFO running `"docker" "inspect" "dd56ee5236ae9126311d3da76046a91cec00e3aa879d555d2db9fb88b8f82940"`
Nov 17 16:39:40.413 INFO running `"docker" "rm" "-f" "dd56ee5236ae9126311d3da76046a91cec00e3aa879d555d2db9fb88b8f82940"`
Nov 17 16:39:40.508 INFO [stdout] dd56ee5236ae9126311d3da76046a91cec00e3aa879d555d2db9fb88b8f82940
Nov 17 16:39:40.510 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 16:39:40.731 INFO [stdout] 7e1492f9cf3b3b25b446b63833376350212268b95b61446029d09acf9873753c
Nov 17 16:39:40.734 INFO running `"docker" "start" "-a" "7e1492f9cf3b3b25b446b63833376350212268b95b61446029d09acf9873753c"`
Nov 17 16:39:41.175 INFO [stderr] usermod: no changes
Nov 17 16:39:41.211 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 17 16:39:41.211 INFO [stderr]      Running /target/debug/deps/reverse-f98591372426b1fe
Nov 17 16:39:41.218 INFO [stdout] 
Nov 17 16:39:41.218 INFO [stdout] running 12 tests
Nov 17 16:39:41.218 INFO [stdout] test list::create_node_and_append ... ok
Nov 17 16:39:41.218 INFO [stdout] test list::test_drop_singleton ... ok
Nov 17 16:39:41.218 INFO [stdout] test list::test_last_append_prepend ... ok
Nov 17 16:39:41.218 INFO [stdout] test list::test_last_prepend ... ok
Nov 17 16:39:41.218 INFO [stdout] test list::test_last_singleton ... ok
Nov 17 16:39:41.218 INFO [stdout] test list::test_reverse_longer ... ok
Nov 17 16:39:41.218 INFO [stdout] test list::test_reverse_singleton ... ok
Nov 17 16:39:41.218 INFO [stdout] test list::create_node ... ok
Nov 17 16:39:41.220 INFO [stdout] test list::create_node_and_prepend ... ok
Nov 17 16:39:41.220 INFO [stdout] test list::test_length ... ok
Nov 17 16:39:41.235 INFO [stdout] test list::test_drop ... ok
Nov 17 16:39:41.235 INFO [stdout] test list::test_last ... ok
Nov 17 16:39:41.235 INFO [stdout] 
Nov 17 16:39:41.235 INFO [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 16:39:41.235 INFO [stdout] 
Nov 17 16:39:41.237 INFO [stderr] su: No module specific data is present
Nov 17 16:39:41.538 INFO running `"docker" "inspect" "7e1492f9cf3b3b25b446b63833376350212268b95b61446029d09acf9873753c"`
Nov 17 16:39:41.791 INFO running `"docker" "rm" "-f" "7e1492f9cf3b3b25b446b63833376350212268b95b61446029d09acf9873753c"`
Nov 17 16:39:41.971 INFO [stdout] 7e1492f9cf3b3b25b446b63833376350212268b95b61446029d09acf9873753c