[INFO] fetching crate funlib 0.1.8...
[INFO] checking funlib-0.1.8 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate funlib 0.1.8 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate funlib 0.1.8 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate funlib 0.1.8
[INFO] finished tweaking crates.io crate funlib 0.1.8
[INFO] tweaked toml for crates.io crate funlib 0.1.8 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f6c450437c1b7ba510507116705df7fd431310d885b93591dffe2cf0a8a7a29
[INFO] running `Command { std: "docker" "start" "-a" "9f6c450437c1b7ba510507116705df7fd431310d885b93591dffe2cf0a8a7a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f6c450437c1b7ba510507116705df7fd431310d885b93591dffe2cf0a8a7a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6c450437c1b7ba510507116705df7fd431310d885b93591dffe2cf0a8a7a29", kill_on_drop: false }`
[INFO] [stdout] 9f6c450437c1b7ba510507116705df7fd431310d885b93591dffe2cf0a8a7a29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d4e9b78d2016ffa07621fed60b16b2e66e64360abe416d7f73ff238fd1d1b00
[INFO] running `Command { std: "docker" "start" "-a" "3d4e9b78d2016ffa07621fed60b16b2e66e64360abe416d7f73ff238fd1d1b00", kill_on_drop: false }`
[INFO] [stderr]     Checking funlib-macros v0.1.8
[INFO] [stderr]     Checking funlib v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/foldable/mod.rs:33:40
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl <'r,A: 'r> FoldableA<'r, A> for Vec<A> {
[INFO] [stdout]    |       -- lifetime `'r` declared here
[INFO] [stdout] ...
[INFO] [stdout] 33 |   fn find<F>(&'r self, f: F) -> Option<&A> where F: Fn(&A) -> bool {
[INFO] [stdout]    |                                        ^ this elided lifetime gets resolved as `'r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/foldable/mod.rs:55:40
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl <'r,A: 'r> FoldableS<'r, A> for Option<A> {
[INFO] [stdout]    |       -- lifetime `'r` declared here
[INFO] [stdout] ...
[INFO] [stdout] 55 |   fn find<F>(&'r self, f: F) -> Option<&A> where F: Fn(&A) -> bool {
[INFO] [stdout]    |                                        ^ this elided lifetime gets resolved as `'r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/lib.rs:178:42
[INFO] [stdout]     |
[INFO] [stdout] 144 |   pub trait FoldableA<'r, A: 'r>: HKST<'r, A> {
[INFO] [stdout]     |                       -- lifetime `'r` declared here
[INFO] [stdout] ...
[INFO] [stdout] 178 |     fn find<F>(&'r self, f: F) -> Option<&A> where F: Fn(&A) -> bool;
[INFO] [stdout]     |                                          ^ this elided lifetime gets resolved as `'r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/lib.rs:242:42
[INFO] [stdout]     |
[INFO] [stdout] 238 |   pub trait FoldableS<'r, A: 'r>: HKST<'r, A> {
[INFO] [stdout]     |                       -- lifetime `'r` declared here
[INFO] [stdout] ...
[INFO] [stdout] 242 |     fn find<F>(&'r self, f: F) -> Option<&A> where F: Fn(&A) -> bool;
[INFO] [stdout]     |                                          ^ this elided lifetime gets resolved as `'r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/foldable/mod.rs:33:40
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl <'r,A: 'r> FoldableA<'r, A> for Vec<A> {
[INFO] [stdout]    |       -- lifetime `'r` declared here
[INFO] [stdout] ...
[INFO] [stdout] 33 |   fn find<F>(&'r self, f: F) -> Option<&A> where F: Fn(&A) -> bool {
[INFO] [stdout]    |                                        ^ this elided lifetime gets resolved as `'r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/foldable/mod.rs:55:40
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl <'r,A: 'r> FoldableS<'r, A> for Option<A> {
[INFO] [stdout]    |       -- lifetime `'r` declared here
[INFO] [stdout] ...
[INFO] [stdout] 55 |   fn find<F>(&'r self, f: F) -> Option<&A> where F: Fn(&A) -> bool {
[INFO] [stdout]    |                                        ^ this elided lifetime gets resolved as `'r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/lib.rs:178:42
[INFO] [stdout]     |
[INFO] [stdout] 144 |   pub trait FoldableA<'r, A: 'r>: HKST<'r, A> {
[INFO] [stdout]     |                       -- lifetime `'r` declared here
[INFO] [stdout] ...
[INFO] [stdout] 178 |     fn find<F>(&'r self, f: F) -> Option<&A> where F: Fn(&A) -> bool;
[INFO] [stdout]     |                                          ^ this elided lifetime gets resolved as `'r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/lib.rs:242:42
[INFO] [stdout]     |
[INFO] [stdout] 238 |   pub trait FoldableS<'r, A: 'r>: HKST<'r, A> {
[INFO] [stdout]     |                       -- lifetime `'r` declared here
[INFO] [stdout] ...
[INFO] [stdout] 242 |     fn find<F>(&'r self, f: F) -> Option<&A> where F: Fn(&A) -> bool;
[INFO] [stdout]     |                                          ^ this elided lifetime gets resolved as `'r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> src/functor/mod.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |     laws!(Box, Box::new(5i32), |x| x + 2, |x| x * 5);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_allocation)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> src/applicative/mod.rs:72:29
[INFO] [stdout]    |
[INFO] [stdout] 72 |     assert_eq!(Box::new(4), Box::new(2).ap(Box::new(f)));
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> src/applicative/mod.rs:73:29
[INFO] [stdout]    |
[INFO] [stdout] 73 |     assert_eq!(Box::new(4), Box::new(2).ap(Box::new(&double)));
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> src/semigroup/mod.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |     assert_eq!(Box::new(res), Box::new(v1).mappend(&Box::new(v2)));
[INFO] [stdout]    |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> src/semigroup/mod.rs:94:31
[INFO] [stdout]    |
[INFO] [stdout] 94 |     assert_ne!(Box::new(res), Box::new(v1).mappend(&Box::new(v2)));
[INFO] [stdout]    |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> src/monoid/mod.rs:78:22
[INFO] [stdout]    |
[INFO] [stdout] 78 |     laws2!(Box, i64, Box::new(5i64), Box::new(6i64), Box::new(10i64));
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> src/monoid/mod.rs:78:38
[INFO] [stdout]    |
[INFO] [stdout] 78 |     laws2!(Box, i64, Box::new(5i64), Box::new(6i64), Box::new(10i64));
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "3d4e9b78d2016ffa07621fed60b16b2e66e64360abe416d7f73ff238fd1d1b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4e9b78d2016ffa07621fed60b16b2e66e64360abe416d7f73ff238fd1d1b00", kill_on_drop: false }`
[INFO] [stdout] 3d4e9b78d2016ffa07621fed60b16b2e66e64360abe416d7f73ff238fd1d1b00