[INFO] fetching crate interleave 1.0.1...
[INFO] checking interleave-1.0.1 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate interleave 1.0.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate interleave 1.0.1 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interleave 1.0.1
[INFO] finished tweaking crates.io crate interleave 1.0.1
[INFO] tweaked toml for crates.io crate interleave 1.0.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a2c051ae794c98a6e41846cce3ee544223c464d23eb868d8fe0807de5a79f40
[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" "4a2c051ae794c98a6e41846cce3ee544223c464d23eb868d8fe0807de5a79f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a2c051ae794c98a6e41846cce3ee544223c464d23eb868d8fe0807de5a79f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a2c051ae794c98a6e41846cce3ee544223c464d23eb868d8fe0807de5a79f40", kill_on_drop: false }`
[INFO] [stdout] 4a2c051ae794c98a6e41846cce3ee544223c464d23eb868d8fe0807de5a79f40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cebd19b9d5e4c4c1bca56f91505220a069e0a33d20020d861b5f2530adfbfbd
[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" "0cebd19b9d5e4c4c1bca56f91505220a069e0a33d20020d861b5f2530adfbfbd", kill_on_drop: false }`
[INFO] [stderr]     Checking interleave v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub type Iter<T> = Box<Iterator<Item = T>>;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 |         );*
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stdout]     |                           ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 193 -         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stdout] 193 +         check(interleave!(0..10, (0..5), (0..2), (0..7)));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:193:30
[INFO] [stdout]     |
[INFO] [stdout] 193 |         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stdout]     |                                    ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 193 -         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stdout] 193 +         check(interleave!((0..10), 0..5, (0..2), (0..7)));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:193:38
[INFO] [stdout]     |
[INFO] [stdout] 193 |         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stdout]     |                                            ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 193 -         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stdout] 193 +         check(interleave!((0..10), (0..5), 0..2, (0..7)));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:193:46
[INFO] [stdout]     |
[INFO] [stdout] 193 |         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stdout]     |                                                    ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 193 -         check(interleave!((0..10), (0..5), (0..2), (0..7)));
[INFO] [stdout] 193 +         check(interleave!((0..10), (0..5), (0..2), 0..7));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:194:21
[INFO] [stdout]     |
[INFO] [stdout] 194 |         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stdout]     |                           ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stdout] 194 +         check(interleave!(0..5, (0..2), (0..7), (0..10)));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:194:29
[INFO] [stdout]     |
[INFO] [stdout] 194 |         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stdout]     |                                   ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stdout] 194 +         check(interleave!((0..5), 0..2, (0..7), (0..10)));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:194:37
[INFO] [stdout]     |
[INFO] [stdout] 194 |         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stdout]     |                                           ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stdout] 194 +         check(interleave!((0..5), (0..2), 0..7, (0..10)));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:194:45
[INFO] [stdout]     |
[INFO] [stdout] 194 |         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stdout]     |                                                   ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -         check(interleave!((0..5), (0..2), (0..7), (0..10)));
[INFO] [stdout] 194 +         check(interleave!((0..5), (0..2), (0..7), 0..10));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stdout]     |                           ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stdout] 195 +         check(interleave!(0..5, (0..7), (0..2), (0..10)));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:195:29
[INFO] [stdout]     |
[INFO] [stdout] 195 |         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stdout]     |                                   ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stdout] 195 +         check(interleave!((0..5), 0..7, (0..2), (0..10)));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:195:37
[INFO] [stdout]     |
[INFO] [stdout] 195 |         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stdout]     |                                           ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stdout] 195 +         check(interleave!((0..5), (0..7), 0..2, (0..10)));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:195:45
[INFO] [stdout]     |
[INFO] [stdout] 195 |         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stdout]     |                                                   ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -         check(interleave!((0..5), (0..7), (0..2), (0..10)));
[INFO] [stdout] 195 +         check(interleave!((0..5), (0..7), (0..2), 0..10));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub type Iter<T> = Box<Iterator<Item = T>>;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> examples/many.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |         total.push(Box::new((-i[0]..i[1])));
[INFO] [stdout]    |                             ^           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -         total.push(Box::new((-i[0]..i[1])));
[INFO] [stdout] 16 +         total.push(Box::new(-i[0]..i[1]));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 |         );*
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "0cebd19b9d5e4c4c1bca56f91505220a069e0a33d20020d861b5f2530adfbfbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cebd19b9d5e4c4c1bca56f91505220a069e0a33d20020d861b5f2530adfbfbd", kill_on_drop: false }`
[INFO] [stdout] 0cebd19b9d5e4c4c1bca56f91505220a069e0a33d20020d861b5f2530adfbfbd