[INFO] cloning repository https://github.com/lucaszanella/on_the_fly_swap [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucaszanella/on_the_fly_swap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucaszanella%2Fon_the_fly_swap", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucaszanella%2Fon_the_fly_swap'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b61903a8bbd4a1bc3b59e9d0b0f63c8537693700 [INFO] checking lucaszanella/on_the_fly_swap against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucaszanella%2Fon_the_fly_swap" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lucaszanella/on_the_fly_swap on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lucaszanella/on_the_fly_swap [INFO] finished tweaking git repo https://github.com/lucaszanella/on_the_fly_swap [INFO] tweaked toml for git repo https://github.com/lucaszanella/on_the_fly_swap written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lucaszanella/on_the_fly_swap already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5eea88ce51c4af2e9ce3eec261bfe619f36cad934f67c9e68702a544ffc8d11c [INFO] running `Command { std: "docker" "start" "-a" "5eea88ce51c4af2e9ce3eec261bfe619f36cad934f67c9e68702a544ffc8d11c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5eea88ce51c4af2e9ce3eec261bfe619f36cad934f67c9e68702a544ffc8d11c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5eea88ce51c4af2e9ce3eec261bfe619f36cad934f67c9e68702a544ffc8d11c", kill_on_drop: false }` [INFO] [stdout] 5eea88ce51c4af2e9ce3eec261bfe619f36cad934f67c9e68702a544ffc8d11c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b5fd725c45418199e90e9bcb919cc6a276c6274ef561478923f5d378ffc377a [INFO] running `Command { std: "docker" "start" "-a" "3b5fd725c45418199e90e9bcb919cc6a276c6274ef561478923f5d378ffc377a", kill_on_drop: false }` [INFO] [stderr] Checking on_the_fly_swap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | / /// If not using feature `parking_lot`, we emulate its behaviour [INFO] [stdout] 108 | | /// of not needing an unwrap. [INFO] [stdout] 109 | | /// TODO: is this nice to do? [INFO] [stdout] | |_________________________________________^ [INFO] [stdout] 110 | #[cfg(not(feature = "parking_lot"))] [INFO] [stdout] 111 | mutex_guard: self.inner.lock().unwrap(), [INFO] [stdout] | --------------------------------------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | / /// If not using feature `parking_lot`, we emulate its behaviour [INFO] [stdout] 108 | | /// of not needing an unwrap. [INFO] [stdout] 109 | | /// TODO: is this nice to do? [INFO] [stdout] | |_________________________________________^ [INFO] [stdout] 110 | #[cfg(not(feature = "parking_lot"))] [INFO] [stdout] 111 | mutex_guard: self.inner.lock().unwrap(), [INFO] [stdout] | --------------------------------------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "3b5fd725c45418199e90e9bcb919cc6a276c6274ef561478923f5d378ffc377a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b5fd725c45418199e90e9bcb919cc6a276c6274ef561478923f5d378ffc377a", kill_on_drop: false }` [INFO] [stdout] 3b5fd725c45418199e90e9bcb919cc6a276c6274ef561478923f5d378ffc377a [INFO] checking lucaszanella/on_the_fly_swap against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucaszanella%2Fon_the_fly_swap" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lucaszanella/on_the_fly_swap on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lucaszanella/on_the_fly_swap [INFO] finished tweaking git repo https://github.com/lucaszanella/on_the_fly_swap [INFO] tweaked toml for git repo https://github.com/lucaszanella/on_the_fly_swap written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/lucaszanella/on_the_fly_swap already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 44a5ebfdcf74cf738272467aedd8ef3c3bab24d483bb665effb70417e2f75ce4 [INFO] running `Command { std: "docker" "start" "-a" "44a5ebfdcf74cf738272467aedd8ef3c3bab24d483bb665effb70417e2f75ce4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44a5ebfdcf74cf738272467aedd8ef3c3bab24d483bb665effb70417e2f75ce4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44a5ebfdcf74cf738272467aedd8ef3c3bab24d483bb665effb70417e2f75ce4", kill_on_drop: false }` [INFO] [stdout] 44a5ebfdcf74cf738272467aedd8ef3c3bab24d483bb665effb70417e2f75ce4 [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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7dc5228abdbe2f40038cac514aead5e02493807e59a4bce57310cc525be43ca4 [INFO] running `Command { std: "docker" "start" "-a" "7dc5228abdbe2f40038cac514aead5e02493807e59a4bce57310cc525be43ca4", kill_on_drop: false }` [INFO] [stderr] Checking on_the_fly_swap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | / /// If not using feature `parking_lot`, we emulate its behaviour [INFO] [stdout] 108 | | /// of not needing an unwrap. [INFO] [stdout] 109 | | /// TODO: is this nice to do? [INFO] [stdout] | |_________________________________________^ [INFO] [stdout] 110 | #[cfg(not(feature = "parking_lot"))] [INFO] [stdout] 111 | mutex_guard: self.inner.lock().unwrap(), [INFO] [stdout] | --------------------------------------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | / /// If not using feature `parking_lot`, we emulate its behaviour [INFO] [stdout] 108 | | /// of not needing an unwrap. [INFO] [stdout] 109 | | /// TODO: is this nice to do? [INFO] [stdout] | |_________________________________________^ [INFO] [stdout] 110 | #[cfg(not(feature = "parking_lot"))] [INFO] [stdout] 111 | mutex_guard: self.inner.lock().unwrap(), [INFO] [stdout] | --------------------------------------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:65:20 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn new(b: Box) -> OnTheFlySwap { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 64 | OnTheFlySwap { [INFO] [stdout] 65 | inner: Arc::new(Mutex::new(Some(b))), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:65:20 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn new(b: Box) -> OnTheFlySwap { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 64 | OnTheFlySwap { [INFO] [stdout] 65 | inner: Arc::new(Mutex::new(Some(b))), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `on_the_fly_swap` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `on_the_fly_swap` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "7dc5228abdbe2f40038cac514aead5e02493807e59a4bce57310cc525be43ca4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dc5228abdbe2f40038cac514aead5e02493807e59a4bce57310cc525be43ca4", kill_on_drop: false }` [INFO] [stdout] 7dc5228abdbe2f40038cac514aead5e02493807e59a4bce57310cc525be43ca4