[INFO] fetching crate remux 0.9.0... [INFO] testing remux-0.9.0 against 1.91.0 for beta-1.92-2 [INFO] extracting crate remux 0.9.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate remux 0.9.0 [INFO] finished tweaking crates.io crate remux 0.9.0 [INFO] tweaked toml for crates.io crate remux 0.9.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate remux 0.9.0 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 115 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding env_logger v0.8.4 (available: v0.11.8) [INFO] [stderr] Adding parking_lot v0.11.2 (available: v0.12.5) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding tokio-util v0.6.10 (available: v0.7.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded constrained-connection v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9fe08dc45602289c5377e0bad80fbc43bbe5a2dea6f185f0a86cc6ff3b10a479 [INFO] running `Command { std: "docker" "start" "-a" "9fe08dc45602289c5377e0bad80fbc43bbe5a2dea6f185f0a86cc6ff3b10a479", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9fe08dc45602289c5377e0bad80fbc43bbe5a2dea6f185f0a86cc6ff3b10a479", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fe08dc45602289c5377e0bad80fbc43bbe5a2dea6f185f0a86cc6ff3b10a479", kill_on_drop: false }` [INFO] [stdout] 9fe08dc45602289c5377e0bad80fbc43bbe5a2dea6f185f0a86cc6ff3b10a479 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2389824a4dfd079a005d35c999f3f0a90b166f00c0af832e000c21ab05a658a8 [INFO] running `Command { std: "docker" "start" "-a" "2389824a4dfd079a005d35c999f3f0a90b166f00c0af832e000c21ab05a658a8", kill_on_drop: false }` [INFO] [stderr] Compiling nohash v0.2.0 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling remux v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frame/io.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut this = &mut *self; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.60s [INFO] running `Command { std: "docker" "inspect" "2389824a4dfd079a005d35c999f3f0a90b166f00c0af832e000c21ab05a658a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2389824a4dfd079a005d35c999f3f0a90b166f00c0af832e000c21ab05a658a8", kill_on_drop: false }` [INFO] [stdout] 2389824a4dfd079a005d35c999f3f0a90b166f00c0af832e000c21ab05a658a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 62ea2ed69e7c9ad793baadfd2a37a7a62588fa3b0a463c4df07eef566064d57c [INFO] running `Command { std: "docker" "start" "-a" "62ea2ed69e7c9ad793baadfd2a37a7a62588fa3b0a463c4df07eef566064d57c", kill_on_drop: false }` [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling humantime v2.3.0 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling constrained-connection v0.1.0 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frame/io.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut this = &mut *self; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling tokio v1.48.0 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling tokio-util v0.6.10 [INFO] [stderr] Compiling quickcheck v1.0.3 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling remux v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frame/io.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut this = &mut *self; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/tests.rs:270:63 [INFO] [stdout] | [INFO] [stdout] 270 | writer.write_all(msg.as_ref()).map_err(|e| panic!(e)), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 270 | writer.write_all(msg.as_ref()).map_err(|e| panic!("{}", e)), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 270 - writer.write_all(msg.as_ref()).map_err(|e| panic!(e)), [INFO] [stdout] 270 + writer.write_all(msg.as_ref()).map_err(|e| std::panic::panic_any(e)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/tests.rs:271:62 [INFO] [stdout] | [INFO] [stdout] 271 | reader.read_exact(&mut b[..]).map_err(|e| panic!(e)), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 271 | reader.read_exact(&mut b[..]).map_err(|e| panic!("{}", e)), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 271 - reader.read_exact(&mut b[..]).map_err(|e| panic!(e)), [INFO] [stdout] 271 + reader.read_exact(&mut b[..]).map_err(|e| std::panic::panic_any(e)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 18.42s [INFO] running `Command { std: "docker" "inspect" "62ea2ed69e7c9ad793baadfd2a37a7a62588fa3b0a463c4df07eef566064d57c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62ea2ed69e7c9ad793baadfd2a37a7a62588fa3b0a463c4df07eef566064d57c", kill_on_drop: false }` [INFO] [stdout] 62ea2ed69e7c9ad793baadfd2a37a7a62588fa3b0a463c4df07eef566064d57c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2760650fa3a6c56bbe67a44d5d9ed6d765a65e55bc7225c6d910f643d1022101 [INFO] running `Command { std: "docker" "start" "-a" "2760650fa3a6c56bbe67a44d5d9ed6d765a65e55bc7225c6d910f643d1022101", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/frame/io.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | let mut this = &mut *self; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `remux` (lib) generated 1 warning (run `cargo fix --lib -p remux` to apply 1 suggestion) [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/tests.rs:270:63 [INFO] [stderr] | [INFO] [stderr] 270 | writer.write_all(msg.as_ref()).map_err(|e| panic!(e)), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 270 | writer.write_all(msg.as_ref()).map_err(|e| panic!("{}", e)), [INFO] [stderr] | +++++ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 270 - writer.write_all(msg.as_ref()).map_err(|e| panic!(e)), [INFO] [stderr] 270 + writer.write_all(msg.as_ref()).map_err(|e| std::panic::panic_any(e)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/tests.rs:271:62 [INFO] [stderr] | [INFO] [stderr] 271 | reader.read_exact(&mut b[..]).map_err(|e| panic!(e)), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 271 | reader.read_exact(&mut b[..]).map_err(|e| panic!("{}", e)), [INFO] [stderr] | +++++ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 271 - reader.read_exact(&mut b[..]).map_err(|e| panic!(e)), [INFO] [stderr] 271 + reader.read_exact(&mut b[..]).map_err(|e| std::panic::panic_any(e)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `remux` (lib test) generated 3 warnings (1 duplicate) (run `cargo fix --lib -p remux --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/remux-7c763e539c6e6771) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test pause::tests::pause_unpause ... ok [INFO] [stdout] test tests::write_deadlock ... ignored [INFO] [stderr] [2025-11-05T04:54:57Z ERROR remux::connection] 7837ceac: maximum number of streams reached [INFO] [stderr] [2025-11-05T04:54:57Z ERROR remux::connection] ac9a9cdf: maximum number of streams reached [INFO] [stderr] [2025-11-05T04:54:57Z ERROR remux::connection] 9a07fd76: maximum number of streams reached [INFO] [stdout] test frame::header::tests::encode_decode_identity ... ok [INFO] [stderr] [2025-11-05T04:54:57Z ERROR remux::connection] 8ceeadf6: maximum number of streams reached [INFO] [stderr] [2025-11-05T04:54:57Z ERROR remux::connection] 988fe351: maximum number of streams reached [INFO] [stderr] [2025-11-05T04:54:57Z ERROR remux::connection] 4e011638: maximum number of streams reached [INFO] [stderr] [2025-11-05T04:54:57Z ERROR remux::connection] eae62663: maximum number of streams reached [INFO] [stdout] test tests::prop_max_streams ... ok [INFO] [stdout] test tests::prop_send_recv_half_closed ... ok [INFO] [stdout] test frame::io::tests::encode_decode_identity ... ok [INFO] [stdout] test tests::prop_send_recv ... ok [INFO] [stdout] test tests::prop_config_send_recv_multi ... ok [INFO] [stderr] Running tests/concurrent.rs (/opt/rustwide/target/debug/deps/concurrent-fa9ee8a462cedd6a) [INFO] [stdout] test tests::prop_config_send_recv_single ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 42.69s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test concurrent_streams ... ok [INFO] [stderr] Doc-tests remux [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.08s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2760650fa3a6c56bbe67a44d5d9ed6d765a65e55bc7225c6d910f643d1022101", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2760650fa3a6c56bbe67a44d5d9ed6d765a65e55bc7225c6d910f643d1022101", kill_on_drop: false }` [INFO] [stdout] 2760650fa3a6c56bbe67a44d5d9ed6d765a65e55bc7225c6d910f643d1022101