[INFO] fetching crate uflow 0.7.1...
[INFO] building uflow-0.7.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate uflow 0.7.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate uflow 0.7.1
[INFO] finished tweaking crates.io crate uflow 0.7.1
[INFO] tweaked toml for crates.io crate uflow 0.7.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate uflow 0.7.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate uflow 0.7.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md5 v0.7.0
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded libc v0.2.102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 681cbd6972fa70a40945b5ebee735864fb5f354d8d4b6893be2f1b706d808694
[INFO] running `Command { std: "docker" "start" "-a" "681cbd6972fa70a40945b5ebee735864fb5f354d8d4b6893be2f1b706d808694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "681cbd6972fa70a40945b5ebee735864fb5f354d8d4b6893be2f1b706d808694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "681cbd6972fa70a40945b5ebee735864fb5f354d8d4b6893be2f1b706d808694", kill_on_drop: false }`
[INFO] [stdout] 681cbd6972fa70a40945b5ebee735864fb5f354d8d4b6893be2f1b706d808694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f33ddf96e873f0594afd7ce88187a3c07197f6497939cbaaab6cdf9c45790ce1
[INFO] running `Command { std: "docker" "start" "-a" "f33ddf96e873f0594afd7ce88187a3c07197f6497939cbaaab6cdf9c45790ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling uflow v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `InfoRequestFrame` is never constructed
[INFO] [stdout]   --> src/frame/mod.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct InfoRequestFrame {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InfoReplyFrame` is never constructed
[INFO] [stdout]   --> src/frame/mod.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct InfoReplyFrame {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]    --> src/half_connection/frame_queue.rs:333:55
[INFO] [stdout]     |
[INFO] [stdout] 333 |                     for fragment_ref in fragment_refs.into_iter() {
[INFO] [stdout]     |                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout]     = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 333 -                     for fragment_ref in fragment_refs.into_iter() {
[INFO] [stdout] 333 +                     for fragment_ref in fragment_refs.iter() {
[INFO] [stdout]     |
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 333 -                     for fragment_ref in fragment_refs.into_iter() {
[INFO] [stdout] 333 +                     for fragment_ref in fragment_refs {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "f33ddf96e873f0594afd7ce88187a3c07197f6497939cbaaab6cdf9c45790ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f33ddf96e873f0594afd7ce88187a3c07197f6497939cbaaab6cdf9c45790ce1", kill_on_drop: false }`
[INFO] [stdout] f33ddf96e873f0594afd7ce88187a3c07197f6497939cbaaab6cdf9c45790ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0249895576ebe4718c8dc646b67d94bd0e7bcfc9c34f350a3302c4526b020b4
[INFO] running `Command { std: "docker" "start" "-a" "a0249895576ebe4718c8dc646b67d94bd0e7bcfc9c34f350a3302c4526b020b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stdout] warning: struct `InfoRequestFrame` is never constructed
[INFO] [stdout]   --> src/frame/mod.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct InfoRequestFrame {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InfoReplyFrame` is never constructed
[INFO] [stdout]   --> src/frame/mod.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct InfoReplyFrame {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]    --> src/half_connection/frame_queue.rs:333:55
[INFO] [stdout]     |
[INFO] [stdout] 333 |                     for fragment_ref in fragment_refs.into_iter() {
[INFO] [stdout]     |                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout]     = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 333 -                     for fragment_ref in fragment_refs.into_iter() {
[INFO] [stdout] 333 +                     for fragment_ref in fragment_refs.iter() {
[INFO] [stdout]     |
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 333 -                     for fragment_ref in fragment_refs.into_iter() {
[INFO] [stdout] 333 +                     for fragment_ref in fragment_refs {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling uflow v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/half_connection/loss_rate.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InfoRequestFrame` is never constructed
[INFO] [stdout]   --> src/frame/mod.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct InfoRequestFrame {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InfoReplyFrame` is never constructed
[INFO] [stdout]   --> src/frame/mod.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct InfoReplyFrame {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]    --> src/half_connection/frame_queue.rs:333:55
[INFO] [stdout]     |
[INFO] [stdout] 333 |                     for fragment_ref in fragment_refs.into_iter() {
[INFO] [stdout]     |                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/intoiterator-box-slice.html>
[INFO] [stdout]     = note: `#[warn(boxed_slice_into_iter)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 333 -                     for fragment_ref in fragment_refs.into_iter() {
[INFO] [stdout] 333 +                     for fragment_ref in fragment_refs.iter() {
[INFO] [stdout]     |
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 333 -                     for fragment_ref in fragment_refs.into_iter() {
[INFO] [stdout] 333 +                     for fragment_ref in fragment_refs {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.65s
[INFO] running `Command { std: "docker" "inspect" "a0249895576ebe4718c8dc646b67d94bd0e7bcfc9c34f350a3302c4526b020b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0249895576ebe4718c8dc646b67d94bd0e7bcfc9c34f350a3302c4526b020b4", kill_on_drop: false }`
[INFO] [stdout] a0249895576ebe4718c8dc646b67d94bd0e7bcfc9c34f350a3302c4526b020b4