[INFO] fetching crate holly 0.5.3... [INFO] testing holly-0.5.3 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate holly 0.5.3 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate holly 0.5.3 [INFO] finished tweaking crates.io crate holly 0.5.3 [INFO] tweaked toml for crates.io crate holly 0.5.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate holly 0.5.3 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 73 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.4.12 (available: v1.10.1) [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] [stderr] Adding parking_lot v0.8.0 (available: v0.12.4) [INFO] [stderr] Adding tokio v0.1.22 (available: v1.47.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 422b3e4cab88d7362371c524dcb9b6cb719acbb41cbc79f20edb5031d5a3effe [INFO] running `Command { std: "docker" "start" "-a" "422b3e4cab88d7362371c524dcb9b6cb719acbb41cbc79f20edb5031d5a3effe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "422b3e4cab88d7362371c524dcb9b6cb719acbb41cbc79f20edb5031d5a3effe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "422b3e4cab88d7362371c524dcb9b6cb719acbb41cbc79f20edb5031d5a3effe", kill_on_drop: false }` [INFO] [stdout] 422b3e4cab88d7362371c524dcb9b6cb719acbb41cbc79f20edb5031d5a3effe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 708f6d9d5ffdf57204d1b02562f15386534ff93afaf1561d6c6f666b0129eac7 [INFO] running `Command { std: "docker" "start" "-a" "708f6d9d5ffdf57204d1b02562f15386534ff93afaf1561d6c6f666b0129eac7", kill_on_drop: false }` [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling lock_api v0.2.0 [INFO] [stderr] Compiling holly v0.5.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stream.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct KillCord(oneshot::Sender<()>); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `KillCord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "708f6d9d5ffdf57204d1b02562f15386534ff93afaf1561d6c6f666b0129eac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "708f6d9d5ffdf57204d1b02562f15386534ff93afaf1561d6c6f666b0129eac7", kill_on_drop: false }` [INFO] [stdout] 708f6d9d5ffdf57204d1b02562f15386534ff93afaf1561d6c6f666b0129eac7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfeb924c8579a685477479f92680398df83d1676047771b84dc6224294f1401a [INFO] running `Command { std: "docker" "start" "-a" "bfeb924c8579a685477479f92680398df83d1676047771b84dc6224294f1401a", kill_on_drop: false }` [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stream.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct KillCord(oneshot::Sender<()>); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `KillCord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling holly v0.5.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/io.rs:83:11 [INFO] [stdout] | [INFO] [stdout] 83 | Actor(holly::Error), [INFO] [stdout] | ----- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 83 - Actor(holly::Error), [INFO] [stdout] 83 + Actor(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/io.rs:84:8 [INFO] [stdout] | [INFO] [stdout] 84 | Io(io::Error) [INFO] [stdout] | -- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 84 - Io(io::Error) [INFO] [stdout] 84 + Io(()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stream.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct KillCord(oneshot::Sender<()>); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `KillCord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.22s [INFO] running `Command { std: "docker" "inspect" "bfeb924c8579a685477479f92680398df83d1676047771b84dc6224294f1401a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfeb924c8579a685477479f92680398df83d1676047771b84dc6224294f1401a", kill_on_drop: false }` [INFO] [stdout] bfeb924c8579a685477479f92680398df83d1676047771b84dc6224294f1401a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7f8d19ad89d6fe8b4aed2264975400c6d6ece496b0c883c510b1aae6ef1ac2ba [INFO] running `Command { std: "docker" "start" "-a" "7f8d19ad89d6fe8b4aed2264975400c6d6ece496b0c883c510b1aae6ef1ac2ba", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/stream.rs:31:21 [INFO] [stderr] | [INFO] [stderr] 31 | pub struct KillCord(oneshot::Sender<()>); [INFO] [stderr] | -------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `KillCord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `holly` (lib) generated 1 warning [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/io.rs:83:11 [INFO] [stderr] | [INFO] [stderr] 83 | Actor(holly::Error), [INFO] [stderr] | ----- ^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 83 - Actor(holly::Error), [INFO] [stderr] 83 + Actor(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/io.rs:84:8 [INFO] [stderr] | [INFO] [stderr] 84 | Io(io::Error) [INFO] [stderr] | -- ^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 84 - Io(io::Error) [INFO] [stderr] 84 + Io(()) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `holly` (test "io") generated 2 warnings [INFO] [stderr] warning: `holly` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/holly-b94fc6f815243a99) [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] [stderr] Running tests/adapter.rs (/opt/rustwide/target/debug/deps/adapter-4571783cf60be3ed) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test parent_child ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/broadcast.rs (/opt/rustwide/target/debug/deps/broadcast-5d82861bfc9fe2a6) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test broadcast ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/io.rs (/opt/rustwide/target/debug/deps/io-c5a8b0c33d4d81ac) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test ping_pong_over_tcp ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/ping-pong.rs (/opt/rustwide/target/debug/deps/ping_pong-9a87a3861eb9faf7) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test ping_pong_on_current_thread ... ok [INFO] [stdout] test ping_pong ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running tests/sum.rs (/opt/rustwide/target/debug/deps/sum-1924c7510ea3e094) [INFO] [stderr] Doc-tests holly [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test sum ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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" "7f8d19ad89d6fe8b4aed2264975400c6d6ece496b0c883c510b1aae6ef1ac2ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f8d19ad89d6fe8b4aed2264975400c6d6ece496b0c883c510b1aae6ef1ac2ba", kill_on_drop: false }` [INFO] [stdout] 7f8d19ad89d6fe8b4aed2264975400c6d6ece496b0c883c510b1aae6ef1ac2ba