[INFO] crate interleave 1.0.1 is already in cache
[INFO] extracting crate interleave 1.0.1 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/interleave/1.0.1
[INFO] extracting crate interleave 1.0.1 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/interleave/1.0.1
[INFO] validating manifest of interleave-1.0.1 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of interleave-1.0.1 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing interleave-1.0.1
[INFO] finished frobbing interleave-1.0.1
[INFO] frobbed toml for interleave-1.0.1 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/interleave/1.0.1/Cargo.toml
[INFO] started frobbing interleave-1.0.1
[INFO] finished frobbing interleave-1.0.1
[INFO] frobbed toml for interleave-1.0.1 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/interleave/1.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking interleave-1.0.1 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/interleave/1.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fce3470568c9b080e1cc5f857508a7c1d7c514518283891a8850e3f843c014f1
[INFO] running `"docker" "start" "-a" "fce3470568c9b080e1cc5f857508a7c1d7c514518283891a8850e3f843c014f1"`
[INFO] [stderr]     Checking interleave v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:24
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub type Iter<T> = Box<Iterator<Item = T>>;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:193:21
[INFO] [stderr]     |
[INFO] [stderr] 193 |         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[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 function argument
[INFO] [stderr]    --> src/lib.rs:193:30
[INFO] [stderr]     |
[INFO] [stderr] 193 |         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stderr]     |                                    ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:193:38
[INFO] [stderr]     |
[INFO] [stderr] 193 |         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stderr]     |                                            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:193:46
[INFO] [stderr]     |
[INFO] [stderr] 193 |         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stderr]     |                                                    ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:194:21
[INFO] [stderr]     |
[INFO] [stderr] 194 |         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stderr]     |                           ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:194:29
[INFO] [stderr]     |
[INFO] [stderr] 194 |         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stderr]     |                                   ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:194:37
[INFO] [stderr]     |
[INFO] [stderr] 194 |         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stderr]     |                                           ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:194:45
[INFO] [stderr]     |
[INFO] [stderr] 194 |         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stderr]     |                                                   ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:195:21
[INFO] [stderr]     |
[INFO] [stderr] 195 |         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stderr]     |                           ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:195:29
[INFO] [stderr]     |
[INFO] [stderr] 195 |         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stderr]     |                                   ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:195:37
[INFO] [stderr]     |
[INFO] [stderr] 195 |         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stderr]     |                                           ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:195:45
[INFO] [stderr]     |
[INFO] [stderr] 195 |         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stderr]     |                                                   ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:24
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub type Iter<T> = Box<Iterator<Item = T>>;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> examples/many.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |         total.push(Box::new((-i[0]..i[1])));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "fce3470568c9b080e1cc5f857508a7c1d7c514518283891a8850e3f843c014f1"`
[INFO] running `"docker" "rm" "-f" "fce3470568c9b080e1cc5f857508a7c1d7c514518283891a8850e3f843c014f1"`
[INFO] [stdout] fce3470568c9b080e1cc5f857508a7c1d7c514518283891a8850e3f843c014f1