[INFO] fetching crate remux 0.9.0... [INFO] testing remux-0.9.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate remux 0.9.0 into /workspace/builds/worker-3-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-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate remux 0.9.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 121 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.6.0) [INFO] [stderr] Adding env_logger v0.8.4 (available: v0.11.8) [INFO] [stderr] Adding parking_lot v0.11.2 (available: v0.12.4) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.1) [INFO] [stderr] Adding tokio-util v0.6.10 (available: v0.7.15) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c5d993cb98f3a2a6c2b9d38f249656b2112b7151eb1ee78bc72d6c748fa9c94 [INFO] running `Command { std: "docker" "start" "-a" "3c5d993cb98f3a2a6c2b9d38f249656b2112b7151eb1ee78bc72d6c748fa9c94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c5d993cb98f3a2a6c2b9d38f249656b2112b7151eb1ee78bc72d6c748fa9c94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c5d993cb98f3a2a6c2b9d38f249656b2112b7151eb1ee78bc72d6c748fa9c94", kill_on_drop: false }` [INFO] [stdout] 3c5d993cb98f3a2a6c2b9d38f249656b2112b7151eb1ee78bc72d6c748fa9c94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 8dd7ccada1d81b22f5cb1595de97a48f9a709fda199133258f6f7537d6cf4842 [INFO] running `Command { std: "docker" "start" "-a" "8dd7ccada1d81b22f5cb1595de97a48f9a709fda199133258f6f7537d6cf4842", kill_on_drop: false }` [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling slab v0.4.10 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling instant v0.1.13 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling nohash v0.2.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling rand v0.8.5 [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.18s [INFO] running `Command { std: "docker" "inspect" "8dd7ccada1d81b22f5cb1595de97a48f9a709fda199133258f6f7537d6cf4842", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dd7ccada1d81b22f5cb1595de97a48f9a709fda199133258f6f7537d6cf4842", kill_on_drop: false }` [INFO] [stdout] 8dd7ccada1d81b22f5cb1595de97a48f9a709fda199133258f6f7537d6cf4842 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 23ff26e6613bede068257dafbeafb7b599f39202a99cd3ca19709586f54b9ebb [INFO] running `Command { std: "docker" "start" "-a" "23ff26e6613bede068257dafbeafb7b599f39202a99cd3ca19709586f54b9ebb", kill_on_drop: false }` [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling socket2 v0.5.10 [INFO] [stderr] Compiling mio v1.0.4 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling csv-core v0.1.12 [INFO] [stderr] Compiling humantime v2.2.0 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Compiling half v1.8.3 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling tokio v1.45.1 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling futures-timer v3.0.3 [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling tokio-util v0.6.10 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling quickcheck v1.0.3 [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)]` 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)]` 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 27.88s [INFO] running `Command { std: "docker" "inspect" "23ff26e6613bede068257dafbeafb7b599f39202a99cd3ca19709586f54b9ebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23ff26e6613bede068257dafbeafb7b599f39202a99cd3ca19709586f54b9ebb", kill_on_drop: false }` [INFO] [stdout] 23ff26e6613bede068257dafbeafb7b599f39202a99cd3ca19709586f54b9ebb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c668984ea75c96bef2c067f91d3649928c0b91960d8b1aaba06741407ff714b4 [INFO] running `Command { std: "docker" "start" "-a" "c668984ea75c96bef2c067f91d3649928c0b91960d8b1aaba06741407ff714b4", 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)]` 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)]` 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 0.14s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/remux-3dd0beb87c793264) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test pause::tests::pause_unpause ... ok [INFO] [stdout] test tests::write_deadlock ... ignored [INFO] [stderr] [2025-06-29T16:05:26Z ERROR remux::connection] 51e59884: maximum number of streams reached [INFO] [stderr] [2025-06-29T16:05:26Z ERROR remux::connection] 7d70b585: maximum number of streams reached [INFO] [stderr] [2025-06-29T16:05:26Z ERROR remux::connection] ac5bc235: maximum number of streams reached [INFO] [stderr] [2025-06-29T16:05:26Z ERROR remux::connection] f4252e9b: maximum number of streams reached [INFO] [stderr] [2025-06-29T16:05:26Z ERROR remux::connection] fb0514d6: maximum number of streams reached [INFO] [stdout] test tests::prop_send_recv_half_closed ... ok [INFO] [stderr] [2025-06-29T16:05:26Z ERROR remux::connection] 615dccb4: maximum number of streams reached [INFO] [stderr] [2025-06-29T16:05:26Z ERROR remux::connection] 98955ef1: maximum number of streams reached [INFO] [stdout] test tests::prop_max_streams ... ok [INFO] [stdout] test frame::header::tests::encode_decode_identity ... 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] [stdout] test tests::prop_config_send_recv_single ... ok [INFO] [stdout] [INFO] [stderr] Running tests/concurrent.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/concurrent-ae7ca6b190bf2a29) [INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 45.62s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test concurrent_streams ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.36s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c668984ea75c96bef2c067f91d3649928c0b91960d8b1aaba06741407ff714b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c668984ea75c96bef2c067f91d3649928c0b91960d8b1aaba06741407ff714b4", kill_on_drop: false }` [INFO] [stdout] c668984ea75c96bef2c067f91d3649928c0b91960d8b1aaba06741407ff714b4