[INFO] cloning repository https://github.com/xeusteerapat/traits-basket [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xeusteerapat/traits-basket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeusteerapat%2Ftraits-basket", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeusteerapat%2Ftraits-basket'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2b904734374029af29b9a7fdede91fb5c25078bf [INFO] checking xeusteerapat/traits-basket against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeusteerapat%2Ftraits-basket" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xeusteerapat/traits-basket 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/xeusteerapat/traits-basket [INFO] finished tweaking git repo https://github.com/xeusteerapat/traits-basket [INFO] tweaked toml for git repo https://github.com/xeusteerapat/traits-basket written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/xeusteerapat/traits-basket 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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 39904eb3937f9f2e8491c1ec4e63b0094f10972a62a8373c48afd802aced1a2a [INFO] running `Command { std: "docker" "start" "-a" "39904eb3937f9f2e8491c1ec4e63b0094f10972a62a8373c48afd802aced1a2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39904eb3937f9f2e8491c1ec4e63b0094f10972a62a8373c48afd802aced1a2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39904eb3937f9f2e8491c1ec4e63b0094f10972a62a8373c48afd802aced1a2a", kill_on_drop: false }` [INFO] [stdout] 39904eb3937f9f2e8491c1ec4e63b0094f10972a62a8373c48afd802aced1a2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5437903926b0af095c0d9a16f2107f688fa0151bf797751c08896c91063e0fc0 [INFO] running `Command { std: "docker" "start" "-a" "5437903926b0af095c0d9a16f2107f688fa0151bf797751c08896c91063e0fc0", kill_on_drop: false }` [INFO] [stderr] Checking traits-basket v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `second_basket` [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let second_basket = Basket::new(10); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_basket` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `second_basket` [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let second_basket = Basket::new(10); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_basket` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `third_basket` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let third_basket = Basket::new(true); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_third_basket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `third_basket` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let third_basket = Basket::new(true); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_third_basket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let s1 = Stack::new(vec![1, 2, 3]); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let s1 = Stack::new(vec![1, 2, 3]); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get` and `is_empty` are never used [INFO] [stdout] --> src/container.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Container { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] 2 | fn get(&mut self) -> Option; // abstract method, there is no default implementation [INFO] [stdout] | ^^^ [INFO] [stdout] 3 | fn put(&mut self, item: T); // abstract method [INFO] [stdout] 4 | fn is_empty(&self) -> bool; // abstract method [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get` and `is_empty` are never used [INFO] [stdout] --> src/container.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Container { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] 2 | fn get(&mut self) -> Option; // abstract method, there is no default implementation [INFO] [stdout] | ^^^ [INFO] [stdout] 3 | fn put(&mut self, item: T); // abstract method [INFO] [stdout] 4 | fn is_empty(&self) -> bool; // abstract method [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] running `Command { std: "docker" "inspect" "5437903926b0af095c0d9a16f2107f688fa0151bf797751c08896c91063e0fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5437903926b0af095c0d9a16f2107f688fa0151bf797751c08896c91063e0fc0", kill_on_drop: false }` [INFO] [stdout] 5437903926b0af095c0d9a16f2107f688fa0151bf797751c08896c91063e0fc0 [INFO] checking xeusteerapat/traits-basket 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%2Fxeusteerapat%2Ftraits-basket" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xeusteerapat/traits-basket 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/xeusteerapat/traits-basket [INFO] finished tweaking git repo https://github.com/xeusteerapat/traits-basket [INFO] tweaked toml for git repo https://github.com/xeusteerapat/traits-basket written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/xeusteerapat/traits-basket 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5a740b9dae7a2b2bc23ec241890af6255c97775749fd4e085594b2365836c9b1 [INFO] running `Command { std: "docker" "start" "-a" "5a740b9dae7a2b2bc23ec241890af6255c97775749fd4e085594b2365836c9b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a740b9dae7a2b2bc23ec241890af6255c97775749fd4e085594b2365836c9b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a740b9dae7a2b2bc23ec241890af6255c97775749fd4e085594b2365836c9b1", kill_on_drop: false }` [INFO] [stdout] 5a740b9dae7a2b2bc23ec241890af6255c97775749fd4e085594b2365836c9b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 54adb7fe38b25ab8eba1bf7e2e250db163ce6031a97d7d20cc43c4f12ef65b2c [INFO] running `Command { std: "docker" "start" "-a" "54adb7fe38b25ab8eba1bf7e2e250db163ce6031a97d7d20cc43c4f12ef65b2c", kill_on_drop: false }` [INFO] [stderr] Checking traits-basket v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `second_basket` [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let second_basket = Basket::new(10); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_basket` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `third_basket` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let third_basket = Basket::new(true); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_third_basket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `second_basket` [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let second_basket = Basket::new(10); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_basket` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let s1 = Stack::new(vec![1, 2, 3]); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `third_basket` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let third_basket = Basket::new(true); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_third_basket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let s1 = Stack::new(vec![1, 2, 3]); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get` and `is_empty` are never used [INFO] [stdout] --> src/container.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Container { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] 2 | fn get(&mut self) -> Option; // abstract method, there is no default implementation [INFO] [stdout] | ^^^ [INFO] [stdout] 3 | fn put(&mut self, item: T); // abstract method [INFO] [stdout] 4 | fn is_empty(&self) -> bool; // abstract method [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get` and `is_empty` are never used [INFO] [stdout] --> src/container.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Container { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] 2 | fn get(&mut self) -> Option; // abstract method, there is no default implementation [INFO] [stdout] | ^^^ [INFO] [stdout] 3 | fn put(&mut self, item: T); // abstract method [INFO] [stdout] 4 | fn is_empty(&self) -> bool; // abstract method [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/basket.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn new(item: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | Basket { item: Some(item) } [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/basket.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn new(item: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | Basket { item: Some(item) } [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; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `traits-basket` (bin "traits-basket") due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `traits-basket` (bin "traits-basket" test) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "54adb7fe38b25ab8eba1bf7e2e250db163ce6031a97d7d20cc43c4f12ef65b2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54adb7fe38b25ab8eba1bf7e2e250db163ce6031a97d7d20cc43c4f12ef65b2c", kill_on_drop: false }` [INFO] [stdout] 54adb7fe38b25ab8eba1bf7e2e250db163ce6031a97d7d20cc43c4f12ef65b2c