[INFO] fetching crate parallel-iterator 0.1.6...
[INFO] testing parallel-iterator-0.1.6 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate parallel-iterator 0.1.6 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate parallel-iterator 0.1.6
[INFO] finished tweaking crates.io crate parallel-iterator 0.1.6
[INFO] tweaked toml for crates.io crate parallel-iterator 0.1.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate parallel-iterator 0.1.6 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate parallel-iterator 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46627667f26cead7c59ec1eacbeb2f60a9882142b8a85857a15bd26d9bf08731
[INFO] running `Command { std: "docker" "start" "-a" "46627667f26cead7c59ec1eacbeb2f60a9882142b8a85857a15bd26d9bf08731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46627667f26cead7c59ec1eacbeb2f60a9882142b8a85857a15bd26d9bf08731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46627667f26cead7c59ec1eacbeb2f60a9882142b8a85857a15bd26d9bf08731", kill_on_drop: false }`
[INFO] [stdout] 46627667f26cead7c59ec1eacbeb2f60a9882142b8a85857a15bd26d9bf08731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 553cfa7e1a62c750fc5a150953802a91d641fa0ee70c438cb0ad25ab983a3083
[INFO] running `Command { std: "docker" "start" "-a" "553cfa7e1a62c750fc5a150953802a91d641fa0ee70c438cb0ad25ab983a3083", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parallel-iterator v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "553cfa7e1a62c750fc5a150953802a91d641fa0ee70c438cb0ad25ab983a3083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553cfa7e1a62c750fc5a150953802a91d641fa0ee70c438cb0ad25ab983a3083", kill_on_drop: false }`
[INFO] [stdout] 553cfa7e1a62c750fc5a150953802a91d641fa0ee70c438cb0ad25ab983a3083
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fe4ed4519c6239c84e12e85d38dc14e5c262bbc52d07a838876ff7df60f7711
[INFO] running `Command { std: "docker" "start" "-a" "3fe4ed4519c6239c84e12e85d38dc14e5c262bbc52d07a838876ff7df60f7711", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling parallel-iterator v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:186:28
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let prod_ctor = || (0u32..100);
[INFO] [stdout]     |                            ^         ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:63:11
[INFO] [stdout]     |
[INFO] [stdout]  63 | #![forbid(warnings)]
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout]     = note: `#[forbid(unused_parens)]` implied by `#[forbid(warnings)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 186 -         let prod_ctor = || (0u32..100);
[INFO] [stdout] 186 +         let prod_ctor = || 0u32..100;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> examples/example_1.rs:10:39
[INFO] [stdout]    |
[INFO] [stdout] 10 |     for i in ParallelIterator::new(|| (0u32..100), || do_some_work) {
[INFO] [stdout]    |                                       ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 10 -     for i in ParallelIterator::new(|| (0u32..100), || do_some_work) {
[INFO] [stdout] 10 +     for i in ParallelIterator::new(|| 0u32..100, || do_some_work) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parallel-iterator` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> examples/example_2.rs:21:39
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for i in ParallelIterator::new(|| (0..MAX), xform_ctor) {
[INFO] [stdout]    |                                       ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -     for i in ParallelIterator::new(|| (0..MAX), xform_ctor) {
[INFO] [stdout] 21 +     for i in ParallelIterator::new(|| 0..MAX, xform_ctor) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fe4ed4519c6239c84e12e85d38dc14e5c262bbc52d07a838876ff7df60f7711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe4ed4519c6239c84e12e85d38dc14e5c262bbc52d07a838876ff7df60f7711", kill_on_drop: false }`
[INFO] [stdout] 3fe4ed4519c6239c84e12e85d38dc14e5c262bbc52d07a838876ff7df60f7711