[INFO] fetching crate rusty-forkfork 0.4.0... [INFO] building rusty-forkfork-0.4.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate rusty-forkfork 0.4.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate rusty-forkfork 0.4.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rusty-forkfork 0.4.0 [INFO] finished tweaking crates.io crate rusty-forkfork 0.4.0 [INFO] tweaked toml for crates.io crate rusty-forkfork 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 22 packages to latest compatible versions [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61d1ece1795c6ea9420ed073bd815129695752b22c9cec891676ce46eddf0374 [INFO] running `Command { std: "docker" "start" "-a" "61d1ece1795c6ea9420ed073bd815129695752b22c9cec891676ce46eddf0374", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61d1ece1795c6ea9420ed073bd815129695752b22c9cec891676ce46eddf0374", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61d1ece1795c6ea9420ed073bd815129695752b22c9cec891676ce46eddf0374", kill_on_drop: false }` [INFO] [stdout] 61d1ece1795c6ea9420ed073bd815129695752b22c9cec891676ce46eddf0374 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b97ea66332b9a3d4fa5c248cba5601d4d8dcec48d1d4410f9667fd6b2a5332b5 [INFO] running `Command { std: "docker" "start" "-a" "b97ea66332b9a3d4fa5c248cba5601d4d8dcec48d1d4410f9667fd6b2a5332b5", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.42 [INFO] [stderr] Compiling linux-raw-sys v0.4.14 [INFO] [stderr] Compiling once_cell v1.20.2 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling tempfile v3.14.0 [INFO] [stderr] Compiling rusty-forkfork v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.09s [INFO] running `Command { std: "docker" "inspect" "b97ea66332b9a3d4fa5c248cba5601d4d8dcec48d1d4410f9667fd6b2a5332b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b97ea66332b9a3d4fa5c248cba5601d4d8dcec48d1d4410f9667fd6b2a5332b5", kill_on_drop: false }` [INFO] [stdout] b97ea66332b9a3d4fa5c248cba5601d4d8dcec48d1d4410f9667fd6b2a5332b5 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e573830b0ade28626b2a02a195ea0c5490ec8ed6df61841852a3dfdfc5272d8d [INFO] running `Command { std: "docker" "start" "-a" "e573830b0ade28626b2a02a195ea0c5490ec8ed6df61841852a3dfdfc5272d8d", kill_on_drop: false }` [INFO] [stderr] Compiling rusty-forkfork v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/fork.rs:379:5 [INFO] [stdout] | [INFO] [stdout] 379 | fn child_aborted_if_panics() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: TestExitStatus<_>` will fail [INFO] [stdout] --> src/fork.rs:380:22 [INFO] [stdout] | [INFO] [stdout] 380 | let status = fork( [INFO] [stdout] | ______________________^ [INFO] [stdout] 381 | | "fork::test::child_aborted_if_panics", [INFO] [stdout] 382 | | rusty_fork_id!(), [INFO] [stdout] 383 | | |_| (), [INFO] [stdout] 384 | | |child, _| child.wait().unwrap(), [INFO] [stdout] 385 | | || panic!("testing a panic, nothing to see here"), [INFO] [stdout] 386 | | ) [INFO] [stdout] | |_________^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 380 | let status = fork::<_, _, _, _, _, (), _>( [INFO] [stdout] | ++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "e573830b0ade28626b2a02a195ea0c5490ec8ed6df61841852a3dfdfc5272d8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e573830b0ade28626b2a02a195ea0c5490ec8ed6df61841852a3dfdfc5272d8d", kill_on_drop: false }` [INFO] [stdout] e573830b0ade28626b2a02a195ea0c5490ec8ed6df61841852a3dfdfc5272d8d