[INFO] crate refraction 0.1.2 is already in cache
[INFO] testing refraction-0.1.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate refraction 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate refraction 0.1.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate refraction 0.1.2
[INFO] finished tweaking crates.io crate refraction 0.1.2
[INFO] tweaked toml for crates.io crate refraction 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 134a42bd4b9be5375038cb3908e927667b4d96221f67749721b2e9c5835ffa25
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "134a42bd4b9be5375038cb3908e927667b4d96221f67749721b2e9c5835ffa25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "134a42bd4b9be5375038cb3908e927667b4d96221f67749721b2e9c5835ffa25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "134a42bd4b9be5375038cb3908e927667b4d96221f67749721b2e9c5835ffa25", kill_on_drop: false }`
[INFO] [stdout] 134a42bd4b9be5375038cb3908e927667b4d96221f67749721b2e9c5835ffa25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bd26dfbd8ab4aa0bbd8d9b6c325d376b6fd21a25fc2942903a7d9ea4183e844
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1bd26dfbd8ab4aa0bbd8d9b6c325d376b6fd21a25fc2942903a7d9ea4183e844", kill_on_drop: false }`
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling refraction v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn once_to_mut<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:63
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn once_to_mut_flatten<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 |     phantom_ss: PhantomData<Fn(S) -> S>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:80:29
[INFO] [stdout]    |
[INFO] [stdout] 80 |     phantom_tt: PhantomData<Fn(T) -> T>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(T) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/partial_lens.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type Injector<'l, X, Y> = Box<FnMut(X) -> Option<Y> + 'l>;
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:227:29
[INFO] [stdout]     |
[INFO] [stdout] 227 |     phantom_ua: PhantomData<Fn(()) -> A>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:228:29
[INFO] [stdout]     |
[INFO] [stdout] 228 |     phantom_bu: PhantomData<Fn(B) -> ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:332:29
[INFO] [stdout]     |
[INFO] [stdout] 332 |     phantom_su: PhantomData<Fn(S) -> ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:333:29
[INFO] [stdout]     |
[INFO] [stdout] 333 |     phantom_us: PhantomData<Fn(()) -> S>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/conv.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     phantom_sa: PhantomData<Fn(S) -> A>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/conv.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 |     phantom_bt: PhantomData<Fn(B) -> T>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:197:29
[INFO] [stdout]     |
[INFO] [stdout] 197 |     phantom_sa: PhantomData<Fn(&'a S) -> &'a A>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a S) -> &'a A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:198:29
[INFO] [stdout]     |
[INFO] [stdout] 198 |     phantom_bt: PhantomData<Fn(&'a B) -> &'a T>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a B) -> &'a T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:384:29
[INFO] [stdout]     |
[INFO] [stdout] 384 |     phantom_sa: PhantomData<Fn(&'a mut S) -> &'a mut A>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut S) -> &'a mut A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:385:29
[INFO] [stdout]     |
[INFO] [stdout] 385 |     phantom_bt: PhantomData<Fn(&'a mut B) -> &'a mut T>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut B) -> &'a mut T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "1bd26dfbd8ab4aa0bbd8d9b6c325d376b6fd21a25fc2942903a7d9ea4183e844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd26dfbd8ab4aa0bbd8d9b6c325d376b6fd21a25fc2942903a7d9ea4183e844", kill_on_drop: false }`
[INFO] [stdout] 1bd26dfbd8ab4aa0bbd8d9b6c325d376b6fd21a25fc2942903a7d9ea4183e844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f16adb33352ce2f662fd1bc1169784066ba024f6bf9656d1234c5612f895598e
[INFO] running `Command { std: "docker" "start" "-a" "f16adb33352ce2f662fd1bc1169784066ba024f6bf9656d1234c5612f895598e", kill_on_drop: false }`
[INFO] [stderr]    Compiling refraction v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn once_to_mut<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:63
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn once_to_mut_flatten<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 |     phantom_ss: PhantomData<Fn(S) -> S>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:80:29
[INFO] [stdout]    |
[INFO] [stdout] 80 |     phantom_tt: PhantomData<Fn(T) -> T>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(T) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/partial_lens.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type Injector<'l, X, Y> = Box<FnMut(X) -> Option<Y> + 'l>;
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:227:29
[INFO] [stdout]     |
[INFO] [stdout] 227 |     phantom_ua: PhantomData<Fn(()) -> A>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:228:29
[INFO] [stdout]     |
[INFO] [stdout] 228 |     phantom_bu: PhantomData<Fn(B) -> ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:332:29
[INFO] [stdout]     |
[INFO] [stdout] 332 |     phantom_su: PhantomData<Fn(S) -> ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:333:29
[INFO] [stdout]     |
[INFO] [stdout] 333 |     phantom_us: PhantomData<Fn(()) -> S>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/conv.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     phantom_sa: PhantomData<Fn(S) -> A>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/conv.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 |     phantom_bt: PhantomData<Fn(B) -> T>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:197:29
[INFO] [stdout]     |
[INFO] [stdout] 197 |     phantom_sa: PhantomData<Fn(&'a S) -> &'a A>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a S) -> &'a A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:198:29
[INFO] [stdout]     |
[INFO] [stdout] 198 |     phantom_bt: PhantomData<Fn(&'a B) -> &'a T>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a B) -> &'a T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:384:29
[INFO] [stdout]     |
[INFO] [stdout] 384 |     phantom_sa: PhantomData<Fn(&'a mut S) -> &'a mut A>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut S) -> &'a mut A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:385:29
[INFO] [stdout]     |
[INFO] [stdout] 385 |     phantom_bt: PhantomData<Fn(&'a mut B) -> &'a mut T>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut B) -> &'a mut T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn once_to_mut<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:63
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn once_to_mut_flatten<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:29
[INFO] [stdout]    |
[INFO] [stdout] 79 |     phantom_ss: PhantomData<Fn(S) -> S>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:80:29
[INFO] [stdout]    |
[INFO] [stdout] 80 |     phantom_tt: PhantomData<Fn(T) -> T>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(T) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/partial_lens.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type Injector<'l, X, Y> = Box<FnMut(X) -> Option<Y> + 'l>;
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:227:29
[INFO] [stdout]     |
[INFO] [stdout] 227 |     phantom_ua: PhantomData<Fn(()) -> A>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:228:29
[INFO] [stdout]     |
[INFO] [stdout] 228 |     phantom_bu: PhantomData<Fn(B) -> ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:332:29
[INFO] [stdout]     |
[INFO] [stdout] 332 |     phantom_su: PhantomData<Fn(S) -> ()>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:333:29
[INFO] [stdout]     |
[INFO] [stdout] 333 |     phantom_us: PhantomData<Fn(()) -> S>,
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/conv.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     phantom_sa: PhantomData<Fn(S) -> A>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/conv.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 |     phantom_bt: PhantomData<Fn(B) -> T>,
[INFO] [stdout]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:197:29
[INFO] [stdout]     |
[INFO] [stdout] 197 |     phantom_sa: PhantomData<Fn(&'a S) -> &'a A>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a S) -> &'a A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:198:29
[INFO] [stdout]     |
[INFO] [stdout] 198 |     phantom_bt: PhantomData<Fn(&'a B) -> &'a T>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a B) -> &'a T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:384:29
[INFO] [stdout]     |
[INFO] [stdout] 384 |     phantom_sa: PhantomData<Fn(&'a mut S) -> &'a mut A>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut S) -> &'a mut A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/conv.rs:385:29
[INFO] [stdout]     |
[INFO] [stdout] 385 |     phantom_bt: PhantomData<Fn(&'a mut B) -> &'a mut T>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut B) -> &'a mut T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/ops.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |                         $crate::std::mem::uninitialized()
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |         let l = field_lens!(TestOuter => test_field.0: String);
[INFO] [stdout]     |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `std::string::String` does not permit being left uninitialized
[INFO] [stdout]    --> src/ops.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |                         $crate::std::mem::uninitialized()
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this code causes undefined behavior when executed
[INFO] [stdout]     |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 189 |         let l = field_lens!(TestOuter => test_field.0: String);
[INFO] [stdout]     |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: `std::ptr::Unique<u8>` must be non-null (in this struct field)
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "f16adb33352ce2f662fd1bc1169784066ba024f6bf9656d1234c5612f895598e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f16adb33352ce2f662fd1bc1169784066ba024f6bf9656d1234c5612f895598e", kill_on_drop: false }`
[INFO] [stdout] f16adb33352ce2f662fd1bc1169784066ba024f6bf9656d1234c5612f895598e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 86b5cf0eb078f1cda666c118bb7c5430ecd95dea42750d8e844a3fd9b8e5cca6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "86b5cf0eb078f1cda666c118bb7c5430ecd95dea42750d8e844a3fd9b8e5cca6", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:33:55
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn once_to_mut<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[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:40:63
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn once_to_mut_flatten<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:29
[INFO] [stderr]    |
[INFO] [stderr] 79 |     phantom_ss: PhantomData<Fn(S) -> S>,
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> S`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:80:29
[INFO] [stderr]    |
[INFO] [stderr] 80 |     phantom_tt: PhantomData<Fn(T) -> T>,
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(T) -> T`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:33:55
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn once_to_mut<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[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/partial_lens.rs:3:35
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub type Injector<'l, X, Y> = Box<FnMut(X) -> Option<Y> + 'l>;
[INFO] [stderr]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'l`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:227:29
[INFO] [stderr]     |
[INFO] [stderr] 227 |     phantom_ua: PhantomData<Fn(()) -> A>,
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> A`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:40:63
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn once_to_mut_flatten<'a, X, Y, F>(f_once: F) -> Box<FnMut(X) -> Option<Y> + 'a>
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:228:29
[INFO] [stderr]     |
[INFO] [stderr] 228 |     phantom_bu: PhantomData<Fn(B) -> ()>,
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> ()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:29
[INFO] [stderr]    |
[INFO] [stderr] 79 |     phantom_ss: PhantomData<Fn(S) -> S>,
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> S`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:332:29
[INFO] [stderr]     |
[INFO] [stderr] 332 |     phantom_su: PhantomData<Fn(S) -> ()>,
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> ()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:80:29
[INFO] [stderr]    |
[INFO] [stderr] 80 |     phantom_tt: PhantomData<Fn(T) -> T>,
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(T) -> T`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:333:29
[INFO] [stderr]     |
[INFO] [stderr] 333 |     phantom_us: PhantomData<Fn(()) -> S>,
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> S`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/conv.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 |     phantom_sa: PhantomData<Fn(S) -> A>,
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> A`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/partial_lens.rs:3:35
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub type Injector<'l, X, Y> = Box<FnMut(X) -> Option<Y> + 'l>;
[INFO] [stderr]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(X) -> Option<Y> + 'l`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/conv.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 |     phantom_bt: PhantomData<Fn(B) -> T>,
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> T`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:227:29
[INFO] [stderr]     |
[INFO] [stderr] 227 |     phantom_ua: PhantomData<Fn(()) -> A>,
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> A`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/conv.rs:197:29
[INFO] [stderr]     |
[INFO] [stderr] 197 |     phantom_sa: PhantomData<Fn(&'a S) -> &'a A>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a S) -> &'a A`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:228:29
[INFO] [stderr]     |
[INFO] [stderr] 228 |     phantom_bu: PhantomData<Fn(B) -> ()>,
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> ()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/conv.rs:198:29
[INFO] [stderr]     |
[INFO] [stderr] 198 |     phantom_bt: PhantomData<Fn(&'a B) -> &'a T>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a B) -> &'a T`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:332:29
[INFO] [stderr]     |
[INFO] [stderr] 332 |     phantom_su: PhantomData<Fn(S) -> ()>,
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> ()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/conv.rs:384:29
[INFO] [stderr]     |
[INFO] [stderr] 384 |     phantom_sa: PhantomData<Fn(&'a mut S) -> &'a mut A>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut S) -> &'a mut A`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:333:29
[INFO] [stderr]     |
[INFO] [stderr] 333 |     phantom_us: PhantomData<Fn(()) -> S>,
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(()) -> S`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/conv.rs:385:29
[INFO] [stderr]     |
[INFO] [stderr] 385 |     phantom_bt: PhantomData<Fn(&'a mut B) -> &'a mut T>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut B) -> &'a mut T`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/conv.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 |     phantom_sa: PhantomData<Fn(S) -> A>,
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(S) -> A`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/conv.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 |     phantom_bt: PhantomData<Fn(B) -> T>,
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn Fn(B) -> T`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/conv.rs:197:29
[INFO] [stderr]     |
[INFO] [stderr] 197 |     phantom_sa: PhantomData<Fn(&'a S) -> &'a A>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a S) -> &'a A`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/ops.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |                         $crate::std::mem::uninitialized()
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 189 |         let l = field_lens!(TestOuter => test_field.0: String);
[INFO] [stderr]     |                 ---------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/conv.rs:198:29
[INFO] [stderr]     |
[INFO] [stderr] 198 |     phantom_bt: PhantomData<Fn(&'a B) -> &'a T>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a B) -> &'a T`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/conv.rs:384:29
[INFO] [stderr]     |
[INFO] [stderr] 384 |     phantom_sa: PhantomData<Fn(&'a mut S) -> &'a mut A>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut S) -> &'a mut A`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/conv.rs:385:29
[INFO] [stderr]     |
[INFO] [stderr] 385 |     phantom_bt: PhantomData<Fn(&'a mut B) -> &'a mut T>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&'a mut B) -> &'a mut T`
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the type `std::string::String` does not permit being left uninitialized
[INFO] [stderr]    --> src/ops.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |                         $crate::std::mem::uninitialized()
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this code causes undefined behavior when executed
[INFO] [stderr]     |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr] ...
[INFO] [stderr] 189 |         let l = field_lens!(TestOuter => test_field.0: String);
[INFO] [stderr]     |                 ---------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: `std::ptr::Unique<u8>` must be non-null (in this struct field)
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/refraction-ca195c7d6cfc77de
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests refraction
[INFO] [stdout] test ops::test::test_field_lens ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "86b5cf0eb078f1cda666c118bb7c5430ecd95dea42750d8e844a3fd9b8e5cca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86b5cf0eb078f1cda666c118bb7c5430ecd95dea42750d8e844a3fd9b8e5cca6", kill_on_drop: false }`
[INFO] [stdout] 86b5cf0eb078f1cda666c118bb7c5430ecd95dea42750d8e844a3fd9b8e5cca6