[INFO] fetching crate tcp-test 0.1.0...
[INFO] testing tcp-test-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tcp-test 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tcp-test 0.1.0
[INFO] finished tweaking crates.io crate tcp-test 0.1.0
[INFO] tweaked toml for crates.io crate tcp-test 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcp-test 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d8695b7dbcbde2b469f445d7575573721be15a6d491bd65322e4570be48dfbe
[INFO] running `Command { std: "docker" "start" "-a" "9d8695b7dbcbde2b469f445d7575573721be15a6d491bd65322e4570be48dfbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d8695b7dbcbde2b469f445d7575573721be15a6d491bd65322e4570be48dfbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d8695b7dbcbde2b469f445d7575573721be15a6d491bd65322e4570be48dfbe", kill_on_drop: false }`
[INFO] [stdout] 9d8695b7dbcbde2b469f445d7575573721be15a6d491bd65322e4570be48dfbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cb819681249d247aa9ec1882acaea506f57bf9f8311eeb654a97773614ab08e
[INFO] running `Command { std: "docker" "start" "-a" "1cb819681249d247aa9ec1882acaea506f57bf9f8311eeb654a97773614ab08e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:184:25
[INFO] [stdout]     |
[INFO] [stdout] 184 |     let lock = unsafe { CHANNEL.clone().unwrap() };
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "1cb819681249d247aa9ec1882acaea506f57bf9f8311eeb654a97773614ab08e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb819681249d247aa9ec1882acaea506f57bf9f8311eeb654a97773614ab08e", kill_on_drop: false }`
[INFO] [stdout] 1cb819681249d247aa9ec1882acaea506f57bf9f8311eeb654a97773614ab08e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 162fe58ebbbac8670b4a0501dd021ab57e8e746fca5dc3fe3601faba75944521
[INFO] running `Command { std: "docker" "start" "-a" "162fe58ebbbac8670b4a0501dd021ab57e8e746fca5dc3fe3601faba75944521", kill_on_drop: false }`
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:184:25
[INFO] [stdout]     |
[INFO] [stdout] 184 |     let lock = unsafe { CHANNEL.clone().unwrap() };
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tcp-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:184:25
[INFO] [stdout]     |
[INFO] [stdout] 184 |     let lock = unsafe { CHANNEL.clone().unwrap() };
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "162fe58ebbbac8670b4a0501dd021ab57e8e746fca5dc3fe3601faba75944521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "162fe58ebbbac8670b4a0501dd021ab57e8e746fca5dc3fe3601faba75944521", kill_on_drop: false }`
[INFO] [stdout] 162fe58ebbbac8670b4a0501dd021ab57e8e746fca5dc3fe3601faba75944521
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 272361fb39ed0f7096d1c463ff5ee70a62de182905c3ba5a11e810c5394b79fd
[INFO] running `Command { std: "docker" "start" "-a" "272361fb39ed0f7096d1c463ff5ee70a62de182905c3ba5a11e810c5394b79fd", kill_on_drop: false }`
[INFO] [stderr] warning: creating a shared reference to mutable static
[INFO] [stderr]    --> src/lib.rs:184:25
[INFO] [stderr]     |
[INFO] [stderr] 184 |     let lock = unsafe { CHANNEL.clone().unwrap() };
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tcp-test` (lib) generated 1 warning
[INFO] [stderr] warning: `tcp-test` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tcp_test-8ec181953e13dd43)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::channel_0 ... ok
[INFO] [stdout] test tests::resolve_ok ... ok
[INFO] [stdout] test tests::channel_3 ... ok
[INFO] [stdout] test tests::read_assert_ok ... ok
[INFO] [stdout] test tests::channel_1 ... ok
[INFO] [stdout] test tests::channel_2 ... ok
[INFO] [stdout] test tests::channel_4 ... ok
[INFO] [stdout] test tests::resolve_err - should panic ... ok
[INFO] [stderr]      Running tests/mass_channel.rs (/opt/rustwide/target/debug/deps/mass_channel-66b5329c490ecc54)
[INFO] [stdout] test tests::read_assert_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test channel_0 ... ok
[INFO] [stdout] test channel_5 ... ok
[INFO] [stdout] test channel_3 ... ok
[INFO] [stdout] test channel_4 ... ok
[INFO] [stdout] test channel_6 ... ok
[INFO] [stdout] test channel_1 ... ok
[INFO] [stdout] test channel_8 ... ok
[INFO] [stdout] test channel_2 ... ok
[INFO] [stdout] test channel_9 ... ok
[INFO] [stdout] test channel_7 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tcp_test
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - channel (line 117) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - channel_on (line 158) ... ok
[INFO] [stdout] test src/lib.rs - read_assert (line 224) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "272361fb39ed0f7096d1c463ff5ee70a62de182905c3ba5a11e810c5394b79fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "272361fb39ed0f7096d1c463ff5ee70a62de182905c3ba5a11e810c5394b79fd", kill_on_drop: false }`
[INFO] [stdout] 272361fb39ed0f7096d1c463ff5ee70a62de182905c3ba5a11e810c5394b79fd
