[INFO] crate ccl_owning_ref 0.4.2 is already in cache [INFO] testing ccl_owning_ref-0.4.2 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate ccl_owning_ref 0.4.2 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate ccl_owning_ref 0.4.2 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ccl_owning_ref 0.4.2 [INFO] finished tweaking crates.io crate ccl_owning_ref 0.4.2 [INFO] tweaked toml for crates.io crate ccl_owning_ref 0.4.2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] 79b7b83fa0445b8cb0860e9ca2c0ae1929953dccebe1271b255ec02a8d4c5a31 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "79b7b83fa0445b8cb0860e9ca2c0ae1929953dccebe1271b255ec02a8d4c5a31"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling ccl_stable_deref_trait v1.0.2 [INFO] [stderr] Compiling ccl_owning_ref v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1009:28 [INFO] [stderr] | [INFO] [stderr] 1009 | where O: Send, for<'a> (&'a T): Send {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1011:28 [INFO] [stderr] | [INFO] [stderr] 1011 | where O: Sync, for<'a> (&'a T): Sync {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1014:28 [INFO] [stderr] | [INFO] [stderr] 1014 | where O: Send, for<'a> (&'a mut T): Send {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1016:28 [INFO] [stderr] | [INFO] [stderr] 1016 | where O: Sync, for<'a> (&'a mut T): Sync {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1018:16 [INFO] [stderr] | [INFO] [stderr] 1018 | impl Debug for Erased { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [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/lib.rs:1138:23 [INFO] [stderr] | [INFO] [stderr] 1138 | type Erased = Box; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1144:22 [INFO] [stderr] | [INFO] [stderr] 1144 | type Erased = Rc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1150:23 [INFO] [stderr] | [INFO] [stderr] 1150 | type Erased = Arc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1157:42 [INFO] [stderr] | [INFO] [stderr] 1157 | pub type ErasedBoxRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1159:40 [INFO] [stderr] | [INFO] [stderr] 1159 | pub type ErasedRcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1161:42 [INFO] [stderr] | [INFO] [stderr] 1161 | pub type ErasedArcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1164:48 [INFO] [stderr] | [INFO] [stderr] 1164 | pub type ErasedBoxRefMut = OwningRefMut, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.44s [INFO] running `"docker" "inspect" "79b7b83fa0445b8cb0860e9ca2c0ae1929953dccebe1271b255ec02a8d4c5a31"` [INFO] running `"docker" "rm" "-f" "79b7b83fa0445b8cb0860e9ca2c0ae1929953dccebe1271b255ec02a8d4c5a31"` [INFO] [stdout] 79b7b83fa0445b8cb0860e9ca2c0ae1929953dccebe1271b255ec02a8d4c5a31 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e421b3b962bdb09dd6f2b96503925bc0b35baebc3d6675afdbca83342eee506e [INFO] running `"docker" "start" "-a" "e421b3b962bdb09dd6f2b96503925bc0b35baebc3d6675afdbca83342eee506e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling ccl_owning_ref v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1009:28 [INFO] [stderr] | [INFO] [stderr] 1009 | where O: Send, for<'a> (&'a T): Send {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1011:28 [INFO] [stderr] | [INFO] [stderr] 1011 | where O: Sync, for<'a> (&'a T): Sync {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1014:28 [INFO] [stderr] | [INFO] [stderr] 1014 | where O: Send, for<'a> (&'a mut T): Send {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1016:28 [INFO] [stderr] | [INFO] [stderr] 1016 | where O: Sync, for<'a> (&'a mut T): Sync {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1018:16 [INFO] [stderr] | [INFO] [stderr] 1018 | impl Debug for Erased { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [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/lib.rs:1138:23 [INFO] [stderr] | [INFO] [stderr] 1138 | type Erased = Box; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1144:22 [INFO] [stderr] | [INFO] [stderr] 1144 | type Erased = Rc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1150:23 [INFO] [stderr] | [INFO] [stderr] 1150 | type Erased = Arc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1157:42 [INFO] [stderr] | [INFO] [stderr] 1157 | pub type ErasedBoxRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1159:40 [INFO] [stderr] | [INFO] [stderr] 1159 | pub type ErasedRcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1161:42 [INFO] [stderr] | [INFO] [stderr] 1161 | pub type ErasedArcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1164:48 [INFO] [stderr] | [INFO] [stderr] 1164 | pub type ErasedBoxRefMut = OwningRefMut, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1009:28 [INFO] [stderr] | [INFO] [stderr] 1009 | where O: Send, for<'a> (&'a T): Send {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1011:28 [INFO] [stderr] | [INFO] [stderr] 1011 | where O: Sync, for<'a> (&'a T): Sync {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1014:28 [INFO] [stderr] | [INFO] [stderr] 1014 | where O: Send, for<'a> (&'a mut T): Send {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1016:28 [INFO] [stderr] | [INFO] [stderr] 1016 | where O: Sync, for<'a> (&'a mut T): Sync {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1018:16 [INFO] [stderr] | [INFO] [stderr] 1018 | impl Debug for Erased { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [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/lib.rs:1138:23 [INFO] [stderr] | [INFO] [stderr] 1138 | type Erased = Box; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1144:22 [INFO] [stderr] | [INFO] [stderr] 1144 | type Erased = Rc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1150:23 [INFO] [stderr] | [INFO] [stderr] 1150 | type Erased = Arc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1157:42 [INFO] [stderr] | [INFO] [stderr] 1157 | pub type ErasedBoxRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1159:40 [INFO] [stderr] | [INFO] [stderr] 1159 | pub type ErasedRcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1161:42 [INFO] [stderr] | [INFO] [stderr] 1161 | pub type ErasedArcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1164:48 [INFO] [stderr] | [INFO] [stderr] 1164 | pub type ErasedBoxRefMut = OwningRefMut, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1287:27 [INFO] [stderr] | [INFO] [stderr] 1287 | let o: BoxRef = o.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1408:33 [INFO] [stderr] | [INFO] [stderr] 1408 | let e: OwningRef, [u8]> = c.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1409:33 [INFO] [stderr] | [INFO] [stderr] 1409 | let f: OwningRef, [u8]> = d.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1425:35 [INFO] [stderr] | [INFO] [stderr] 1425 | let _e: OwningRef, [u8]> = c.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1426:35 [INFO] [stderr] | [INFO] [stderr] 1426 | let _f: OwningRef, [u8]> = d.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1434:24 [INFO] [stderr] | [INFO] [stderr] 1434 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1444:24 [INFO] [stderr] | [INFO] [stderr] 1444 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1725:30 [INFO] [stderr] | [INFO] [stderr] 1725 | let o: BoxRefMut = o.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1827:38 [INFO] [stderr] | [INFO] [stderr] 1827 | let _e: OwningRefMut, [u8]> = c.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1828:38 [INFO] [stderr] | [INFO] [stderr] 1828 | let _f: OwningRefMut, [u8]> = d.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1841:38 [INFO] [stderr] | [INFO] [stderr] 1841 | let _e: OwningRefMut, [u8]> = c.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1842:38 [INFO] [stderr] | [INFO] [stderr] 1842 | let _f: OwningRefMut, [u8]> = d.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1850:24 [INFO] [stderr] | [INFO] [stderr] 1850 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1860:24 [INFO] [stderr] | [INFO] [stderr] 1860 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1870:24 [INFO] [stderr] | [INFO] [stderr] 1870 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1880:24 [INFO] [stderr] | [INFO] [stderr] 1880 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/lib.rs:1436:13 [INFO] [stderr] | [INFO] [stderr] 1436 | OwningRef::new(y).try_map(|x| x.downcast_ref::().ok_or(())).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/lib.rs:1446:13 [INFO] [stderr] | [INFO] [stderr] 1446 | OwningRef::new(y).try_map(|x| x.downcast_ref::().ok_or(())).is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is err, consider `.unwrap_err()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/lib.rs:1852:13 [INFO] [stderr] | [INFO] [stderr] 1852 | OwningRefMut::new(y).try_map_mut(|x| x.downcast_mut::().ok_or(())).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/lib.rs:1862:13 [INFO] [stderr] | [INFO] [stderr] 1862 | OwningRefMut::new(y).try_map_mut(|x| x.downcast_mut::().ok_or(())).is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is err, consider `.unwrap_err()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/lib.rs:1872:13 [INFO] [stderr] | [INFO] [stderr] 1872 | OwningRefMut::new(y).try_map(|x| x.downcast_ref::().ok_or(())).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/lib.rs:1882:13 [INFO] [stderr] | [INFO] [stderr] 1882 | OwningRefMut::new(y).try_map(|x| x.downcast_ref::().ok_or(())).is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is err, consider `.unwrap_err()` instead [INFO] [stderr] [INFO] [stderr] warning: 34 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `"docker" "inspect" "e421b3b962bdb09dd6f2b96503925bc0b35baebc3d6675afdbca83342eee506e"` [INFO] running `"docker" "rm" "-f" "e421b3b962bdb09dd6f2b96503925bc0b35baebc3d6675afdbca83342eee506e"` [INFO] [stdout] e421b3b962bdb09dd6f2b96503925bc0b35baebc3d6675afdbca83342eee506e [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3316f6fe0152f7b57d0f8c3015921f3d6bef32413b0052f8e19c46ef93920e65 [INFO] running `"docker" "start" "-a" "3316f6fe0152f7b57d0f8c3015921f3d6bef32413b0052f8e19c46ef93920e65"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1009:28 [INFO] [stderr] | [INFO] [stderr] 1009 | where O: Send, for<'a> (&'a T): Send {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1011:28 [INFO] [stderr] | [INFO] [stderr] 1011 | where O: Sync, for<'a> (&'a T): Sync {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1014:28 [INFO] [stderr] | [INFO] [stderr] 1014 | where O: Send, for<'a> (&'a mut T): Send {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1016:28 [INFO] [stderr] | [INFO] [stderr] 1016 | where O: Sync, for<'a> (&'a mut T): Sync {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1018:16 [INFO] [stderr] | [INFO] [stderr] 1018 | impl Debug for Erased { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [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/lib.rs:1138:23 [INFO] [stderr] | [INFO] [stderr] 1138 | type Erased = Box; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1144:22 [INFO] [stderr] | [INFO] [stderr] 1144 | type Erased = Rc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1150:23 [INFO] [stderr] | [INFO] [stderr] 1150 | type Erased = Arc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1157:42 [INFO] [stderr] | [INFO] [stderr] 1157 | pub type ErasedBoxRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1159:40 [INFO] [stderr] | [INFO] [stderr] 1159 | pub type ErasedRcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1161:42 [INFO] [stderr] | [INFO] [stderr] 1161 | pub type ErasedArcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1164:48 [INFO] [stderr] | [INFO] [stderr] 1164 | pub type ErasedBoxRefMut = OwningRefMut, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1009:28 [INFO] [stderr] | [INFO] [stderr] 1009 | where O: Send, for<'a> (&'a T): Send {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1011:28 [INFO] [stderr] | [INFO] [stderr] 1011 | where O: Sync, for<'a> (&'a T): Sync {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1014:28 [INFO] [stderr] | [INFO] [stderr] 1014 | where O: Send, for<'a> (&'a mut T): Send {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:1016:28 [INFO] [stderr] | [INFO] [stderr] 1016 | where O: Sync, for<'a> (&'a mut T): Sync {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1018:16 [INFO] [stderr] | [INFO] [stderr] 1018 | impl Debug for Erased { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [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/lib.rs:1138:23 [INFO] [stderr] | [INFO] [stderr] 1138 | type Erased = Box; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1144:22 [INFO] [stderr] | [INFO] [stderr] 1144 | type Erased = Rc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1150:23 [INFO] [stderr] | [INFO] [stderr] 1150 | type Erased = Arc; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Erased + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1157:42 [INFO] [stderr] | [INFO] [stderr] 1157 | pub type ErasedBoxRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1159:40 [INFO] [stderr] | [INFO] [stderr] 1159 | pub type ErasedRcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1161:42 [INFO] [stderr] | [INFO] [stderr] 1161 | pub type ErasedArcRef = OwningRef, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1164:48 [INFO] [stderr] | [INFO] [stderr] 1164 | pub type ErasedBoxRefMut = OwningRefMut, U>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1287:27 [INFO] [stderr] | [INFO] [stderr] 1287 | let o: BoxRef = o.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1408:33 [INFO] [stderr] | [INFO] [stderr] 1408 | let e: OwningRef, [u8]> = c.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1409:33 [INFO] [stderr] | [INFO] [stderr] 1409 | let f: OwningRef, [u8]> = d.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1425:35 [INFO] [stderr] | [INFO] [stderr] 1425 | let _e: OwningRef, [u8]> = c.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1426:35 [INFO] [stderr] | [INFO] [stderr] 1426 | let _f: OwningRef, [u8]> = d.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1434:24 [INFO] [stderr] | [INFO] [stderr] 1434 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1444:24 [INFO] [stderr] | [INFO] [stderr] 1444 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1725:30 [INFO] [stderr] | [INFO] [stderr] 1725 | let o: BoxRefMut = o.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1827:38 [INFO] [stderr] | [INFO] [stderr] 1827 | let _e: OwningRefMut, [u8]> = c.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1828:38 [INFO] [stderr] | [INFO] [stderr] 1828 | let _f: OwningRefMut, [u8]> = d.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1841:38 [INFO] [stderr] | [INFO] [stderr] 1841 | let _e: OwningRefMut, [u8]> = c.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1842:38 [INFO] [stderr] | [INFO] [stderr] 1842 | let _f: OwningRefMut, [u8]> = d.erase_owner(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Erased` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1850:24 [INFO] [stderr] | [INFO] [stderr] 1850 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1860:24 [INFO] [stderr] | [INFO] [stderr] 1860 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1870:24 [INFO] [stderr] | [INFO] [stderr] 1870 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1880:24 [INFO] [stderr] | [INFO] [stderr] 1880 | let y: Box = x; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/lib.rs:1436:13 [INFO] [stderr] | [INFO] [stderr] 1436 | OwningRef::new(y).try_map(|x| x.downcast_ref::().ok_or(())).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/lib.rs:1446:13 [INFO] [stderr] | [INFO] [stderr] 1446 | OwningRef::new(y).try_map(|x| x.downcast_ref::().ok_or(())).is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is err, consider `.unwrap_err()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/lib.rs:1852:13 [INFO] [stderr] | [INFO] [stderr] 1852 | OwningRefMut::new(y).try_map_mut(|x| x.downcast_mut::().ok_or(())).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/lib.rs:1862:13 [INFO] [stderr] | [INFO] [stderr] 1862 | OwningRefMut::new(y).try_map_mut(|x| x.downcast_mut::().ok_or(())).is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is err, consider `.unwrap_err()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/lib.rs:1872:13 [INFO] [stderr] | [INFO] [stderr] 1872 | OwningRefMut::new(y).try_map(|x| x.downcast_ref::().ok_or(())).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/lib.rs:1882:13 [INFO] [stderr] | [INFO] [stderr] 1882 | OwningRefMut::new(y).try_map(|x| x.downcast_ref::().ok_or(())).is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is err, consider `.unwrap_err()` instead [INFO] [stderr] [INFO] [stderr] warning: 34 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ccl_owning_ref-ed9e1ca70d0ff791 [INFO] [stdout] [INFO] [stdout] running 61 tests [INFO] [stdout] test tests::owning_handle::owning_handle_safe_2 ... ok [INFO] [stdout] test tests::owning_handle::owning_handle_mut_safe ... ok [INFO] [stdout] test tests::owning_handle::try_owning_handle_err ... ok [INFO] [stdout] test tests::owning_handle::owning_handle ... ok [INFO] [stdout] test tests::owning_handle::owning_handle_safe ... ok [INFO] [stdout] test tests::owning_ref::erased_owner ... ok [INFO] [stdout] test tests::owning_ref::eq ... ok [INFO] [stdout] test tests::owning_ref::as_owner ... ok [INFO] [stdout] test tests::owning_ref::fmt_debug ... ok [INFO] [stdout] test tests::owning_ref::hash ... ok [INFO] [stdout] test tests::owning_ref::into ... ok [INFO] [stdout] test tests::owning_ref::borrow ... ok [INFO] [stdout] test tests::owning_ref::into_owner ... ok [INFO] [stdout] test tests::owning_ref::map_chained ... ok [INFO] [stdout] test tests::owning_ref::map_chained_inference ... ok [INFO] [stdout] test tests::owning_ref::new_deref ... ok [INFO] [stdout] test tests::owning_ref::map_offset_ref ... ok [INFO] [stdout] test tests::owning_ref::non_static_erased_owner ... ok [INFO] [stdout] test tests::owning_ref::partial_cmp ... ok [INFO] [stdout] test tests::owning_ref::raii_locks ... ok [INFO] [stdout] test tests::owning_ref::try_map1 ... ok [INFO] [stdout] test tests::owning_ref::try_map2 ... ok [INFO] [stdout] test tests::owning_ref_mut::as_owner ... ok [INFO] [stdout] test tests::owning_ref_mut::borrow ... ok [INFO] [stdout] test tests::owning_ref_mut::cmp ... ok [INFO] [stdout] test tests::owning_ref_mut::erased_owner ... ok [INFO] [stdout] test tests::owning_handle::try_owning_handle_ok ... ok [INFO] [stdout] test tests::owning_handle::nested ... ok [INFO] [stdout] test tests::owning_ref_mut::map_chained_inference ... ok [INFO] [stdout] test tests::owning_ref_mut::map_mut_heap_ref ... ok [INFO] [stdout] test tests::owning_ref_mut::map_mut_offset_ref ... ok [INFO] [stdout] test tests::owning_ref_mut::map_mut_static_ref ... ok [INFO] [stdout] test tests::owning_ref_mut::map_offset_ref ... ok [INFO] [stdout] test tests::owning_ref_mut::map_static_ref ... ok [INFO] [stdout] test tests::owning_ref::total_erase ... ok [INFO] [stdout] test tests::owning_ref_mut::eq ... ok [INFO] [stdout] test tests::owning_ref_mut::fmt_debug ... ok [INFO] [stdout] test tests::owning_ref::total_erase_box ... ok [INFO] [stdout] test tests::owning_ref_mut::into_owning_ref ... ok [INFO] [stdout] test tests::owning_ref_mut::into ... ok [INFO] [stdout] test tests::owning_ref_mut::map_mut_chained ... ok [INFO] [stdout] test tests::owning_ref_mut::map_heap_ref ... ok [INFO] [stdout] test tests::owning_ref_mut::hash ... ok [INFO] [stdout] test tests::owning_ref_mut::into_owner ... ok [INFO] [stdout] test tests::owning_ref::cmp ... ok [INFO] [stdout] test tests::owning_ref::map_heap_ref ... ok [INFO] [stdout] test tests::owning_ref::map_static_ref ... ok [INFO] [stdout] test tests::owning_ref_mut::new_deref_mut ... ok [INFO] [stdout] test tests::owning_ref_mut::total_erase ... ok [INFO] [stdout] test tests::owning_ref_mut::try_map1 ... ok [INFO] [stdout] test tests::owning_ref_mut::try_map_mut ... ok [INFO] [stdout] test tests::owning_ref_mut::try_map2 ... ok [INFO] [stdout] test tests::owning_ref_mut::partial_cmp ... ok [INFO] [stdout] test tests::owning_ref_mut::non_static_erased_owner ... ok [INFO] [stdout] test tests::owning_ref_mut::mutate ... ok [INFO] [stdout] test tests::owning_ref_mut::new_deref ... ok [INFO] [stdout] test tests::owning_ref_mut::try_map4 ... ok [INFO] [stdout] test tests::owning_ref_mut::try_map3 ... ok [INFO] [stdout] test tests::owning_ref_mut::total_erase_box ... ok [INFO] [stdout] test tests::owning_ref_mut::raii_locks ... ok [INFO] [stdout] test tests::owning_ref_mut::ref_mut ... ok [INFO] [stderr] Doc-tests ccl_owning_ref [INFO] [stdout] [INFO] [stdout] test result: ok. 61 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:1009:28 [INFO] [stderr] | [INFO] [stderr] 1009 | where O: Send, for<'a> (&'a T): Send {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:1011:28 [INFO] [stderr] | [INFO] [stderr] 1011 | where O: Sync, for<'a> (&'a T): Sync {} [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:1014:28 [INFO] [stderr] | [INFO] [stderr] 1014 | where O: Send, for<'a> (&'a mut T): Send {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:1016:28 [INFO] [stderr] | [INFO] [stderr] 1016 | where O: Sync, for<'a> (&'a mut T): Sync {} [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] running 20 tests [INFO] [stdout] test src/lib.rs - (line 12) ... ignored [INFO] [stdout] test src/lib.rs - (line 78) ... FAILED [INFO] [stdout] test src/lib.rs - (line 56) ... FAILED [INFO] [stdout] test src/lib.rs - (line 118) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRef::try_map (line 372) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRef::map (line 342) ... FAILED [INFO] [stdout] test src/lib.rs - (line 106) ... FAILED [INFO] [stdout] test src/lib.rs - (line 155) ... FAILED [INFO] [stdout] test src/lib.rs - (line 27) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRef::new (line 302) ... FAILED [INFO] [stdout] test src/lib.rs - (line 132) ... FAILED [INFO] [stdout] test src/lib.rs - (line 188) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRefMut::map (line 524) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRefMut::try_map_mut (line 616) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRefMut::map_mut (line 554) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRefMut::new (line 484) ... FAILED [INFO] [stdout] test src/lib.rs - (line 219) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRef::erase_owner (line 430) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRefMut::erase_owner (line 674) ... FAILED [INFO] [stdout] test src/lib.rs - OwningRefMut::try_map (line 584) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 78) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 56) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:57:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 118) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:119:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRef::try_map (line 372) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:373:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRef::map (line 342) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:343:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 106) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:107:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 155) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:156:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 27) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRef::new (line 302) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:303:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 132) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:133:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 188) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:189:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRefMut::map (line 524) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:525:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRefMut::try_map_mut (line 616) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:617:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRefMut::map_mut (line 554) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:555:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRefMut::new (line 484) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:485:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 219) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:220:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRef::erase_owner (line 430) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:431:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRefMut::erase_owner (line 674) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:675:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - OwningRefMut::try_map (line 584) stdout ---- [INFO] [stdout] error[E0463]: can't find crate for `owning_ref` [INFO] [stdout] --> src/lib.rs:585:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate owning_ref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 106) [INFO] [stdout] src/lib.rs - (line 118) [INFO] [stdout] src/lib.rs - (line 132) [INFO] [stdout] src/lib.rs - (line 155) [INFO] [stdout] src/lib.rs - (line 188) [INFO] [stdout] src/lib.rs - (line 219) [INFO] [stdout] src/lib.rs - (line 27) [INFO] [stdout] src/lib.rs - (line 56) [INFO] [stdout] src/lib.rs - (line 78) [INFO] [stdout] src/lib.rs - OwningRef::erase_owner (line 430) [INFO] [stdout] src/lib.rs - OwningRef::map (line 342) [INFO] [stdout] src/lib.rs - OwningRef::new (line 302) [INFO] [stdout] src/lib.rs - OwningRef::try_map (line 372) [INFO] [stdout] src/lib.rs - OwningRefMut::erase_owner (line 674) [INFO] [stdout] src/lib.rs - OwningRefMut::map (line 524) [INFO] [stdout] src/lib.rs - OwningRefMut::map_mut (line 554) [INFO] [stdout] src/lib.rs - OwningRefMut::new (line 484) [INFO] [stdout] src/lib.rs - OwningRefMut::try_map (line 584) [INFO] [stdout] src/lib.rs - OwningRefMut::try_map_mut (line 616) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 19 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "3316f6fe0152f7b57d0f8c3015921f3d6bef32413b0052f8e19c46ef93920e65"` [INFO] running `"docker" "rm" "-f" "3316f6fe0152f7b57d0f8c3015921f3d6bef32413b0052f8e19c46ef93920e65"` [INFO] [stdout] 3316f6fe0152f7b57d0f8c3015921f3d6bef32413b0052f8e19c46ef93920e65