[INFO] cloning repository sinitcin/poll_engine [INFO] running `"git" "clone" "--bare" "git://github.com/sinitcin/poll_engine.git" "work/cache/sources/gh/sinitcin/poll_engine"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/sinitcin/poll_engine'... [INFO] running `"git" "clone" "work/cache/sources/gh/sinitcin/poll_engine" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sinitcin/poll_engine"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sinitcin/poll_engine'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sinitcin/poll_engine" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sinitcin/poll_engine"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sinitcin/poll_engine'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a840d4f7d6f69a6169027e6365191478f2a6edb5 [INFO] sha for GitHub repo sinitcin/poll_engine: a840d4f7d6f69a6169027e6365191478f2a6edb5 [INFO] validating manifest of sinitcin/poll_engine on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of sinitcin/poll_engine on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing sinitcin/poll_engine [INFO] finished frobbing sinitcin/poll_engine [INFO] frobbed toml for sinitcin/poll_engine written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sinitcin/poll_engine/Cargo.toml [INFO] started frobbing sinitcin/poll_engine [INFO] finished frobbing sinitcin/poll_engine [INFO] frobbed toml for sinitcin/poll_engine written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sinitcin/poll_engine/Cargo.toml [INFO] crate sinitcin/poll_engine already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing sinitcin/poll_engine against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sinitcin/poll_engine:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 8ba53ba98be51320f6219bdb1bbde19fc19ae3508d0df5665952377204bc7ca9 [INFO] running `"docker" "start" "-a" "8ba53ba98be51320f6219bdb1bbde19fc19ae3508d0df5665952377204bc7ca9"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling ioctl-rs v0.1.6 [INFO] [stderr] Compiling serial-core v0.4.0 [INFO] [stderr] Compiling serial-unix v0.4.0 [INFO] [stderr] Compiling serial v0.4.0 [INFO] [stderr] Compiling channel v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:21:31 [INFO] [stderr] | [INFO] [stderr] 21 | type ISerialPort = Rc>; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:46:32 [INFO] [stderr] | [INFO] [stderr] 46 | fn new(channel: Rc>) -> Self [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:74:36 [INFO] [stderr] | [INFO] [stderr] 74 | fn parent(&self) -> Rc>; [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:99:28 [INFO] [stderr] | [INFO] [stderr] 99 | _child: Vec>>, [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn ICounter` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:152:25 [INFO] [stderr] | [INFO] [stderr] 152 | _parent: Rc>, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:162:32 [INFO] [stderr] | [INFO] [stderr] 162 | fn new(channel: Rc>) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:260:36 [INFO] [stderr] | [INFO] [stderr] 260 | fn parent(&self) -> Rc> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:327:19 [INFO] [stderr] | [INFO] [stderr] 327 | if let Ok(mut counter_borrowed) = child.try_borrow_mut() { [INFO] [stderr] | ----^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(int_to_from_bytes)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.79s [INFO] running `"docker" "inspect" "8ba53ba98be51320f6219bdb1bbde19fc19ae3508d0df5665952377204bc7ca9"` [INFO] running `"docker" "rm" "-f" "8ba53ba98be51320f6219bdb1bbde19fc19ae3508d0df5665952377204bc7ca9"` [INFO] [stdout] 8ba53ba98be51320f6219bdb1bbde19fc19ae3508d0df5665952377204bc7ca9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sinitcin/poll_engine:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] ecbebd3d4dc20e78c4ccaab89c258d38ea33e0170975dcc7de2020802f979dae [INFO] running `"docker" "start" "-a" "ecbebd3d4dc20e78c4ccaab89c258d38ea33e0170975dcc7de2020802f979dae"` [INFO] [stderr] Compiling channel v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:21:31 [INFO] [stderr] | [INFO] [stderr] 21 | type ISerialPort = Rc>; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:46:32 [INFO] [stderr] | [INFO] [stderr] 46 | fn new(channel: Rc>) -> Self [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:74:36 [INFO] [stderr] | [INFO] [stderr] 74 | fn parent(&self) -> Rc>; [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:99:28 [INFO] [stderr] | [INFO] [stderr] 99 | _child: Vec>>, [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn ICounter` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:152:25 [INFO] [stderr] | [INFO] [stderr] 152 | _parent: Rc>, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:162:32 [INFO] [stderr] | [INFO] [stderr] 162 | fn new(channel: Rc>) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:260:36 [INFO] [stderr] | [INFO] [stderr] 260 | fn parent(&self) -> Rc> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn ILinkChannel` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:327:19 [INFO] [stderr] | [INFO] [stderr] 327 | if let Ok(mut counter_borrowed) = child.try_borrow_mut() { [INFO] [stderr] | ----^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(int_to_from_bytes)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `"docker" "inspect" "ecbebd3d4dc20e78c4ccaab89c258d38ea33e0170975dcc7de2020802f979dae"` [INFO] running `"docker" "rm" "-f" "ecbebd3d4dc20e78c4ccaab89c258d38ea33e0170975dcc7de2020802f979dae"` [INFO] [stdout] ecbebd3d4dc20e78c4ccaab89c258d38ea33e0170975dcc7de2020802f979dae [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sinitcin/poll_engine:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"` [INFO] [stdout] 17c7e4a5c9ee96fc8d36e8cedfa4ec779633aff066d3a29374f28fc98118aa29 [INFO] running `"docker" "start" "-a" "17c7e4a5c9ee96fc8d36e8cedfa4ec779633aff066d3a29374f28fc98118aa29"` [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/crater/target/debug/deps/channel-e7d23a78ea58fbfd [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "17c7e4a5c9ee96fc8d36e8cedfa4ec779633aff066d3a29374f28fc98118aa29"` [INFO] running `"docker" "rm" "-f" "17c7e4a5c9ee96fc8d36e8cedfa4ec779633aff066d3a29374f28fc98118aa29"` [INFO] [stdout] 17c7e4a5c9ee96fc8d36e8cedfa4ec779633aff066d3a29374f28fc98118aa29