[INFO] cloning repository https://github.com/SunOfTheEast/Homework4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SunOfTheEast/Homework4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunOfTheEast%2FHomework4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunOfTheEast%2FHomework4'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8255d5cbe1d7a9e994f892ea6520402ccad24b8c [INFO] checking SunOfTheEast/Homework4 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunOfTheEast%2FHomework4" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SunOfTheEast/Homework4 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/SunOfTheEast/Homework4 [INFO] finished tweaking git repo https://github.com/SunOfTheEast/Homework4 [INFO] tweaked toml for git repo https://github.com/SunOfTheEast/Homework4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SunOfTheEast/Homework4 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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ce0388db2612c732fd90d0d061985c51efcf4f22043c795055ee433b0281d4f3 [INFO] running `Command { std: "docker" "start" "-a" "ce0388db2612c732fd90d0d061985c51efcf4f22043c795055ee433b0281d4f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce0388db2612c732fd90d0d061985c51efcf4f22043c795055ee433b0281d4f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce0388db2612c732fd90d0d061985c51efcf4f22043c795055ee433b0281d4f3", kill_on_drop: false }` [INFO] [stdout] ce0388db2612c732fd90d0d061985c51efcf4f22043c795055ee433b0281d4f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c4fed7fce22d15890f936698007cd174075b0b10e41d8a5ad713a1199d9ffbb8 [INFO] running `Command { std: "docker" "start" "-a" "c4fed7fce22d15890f936698007cd174075b0b10e41d8a5ad713a1199d9ffbb8", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Checking concurrent-queue v2.2.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Checking futures-util v0.3.28 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking Homework4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/runtime.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/runtime.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_channel::bounded` [INFO] [stdout] --> src/runtime.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use async_channel::bounded; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_channel::bounded` [INFO] [stdout] --> src/runtime.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use async_channel::bounded; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.86s [INFO] running `Command { std: "docker" "inspect" "c4fed7fce22d15890f936698007cd174075b0b10e41d8a5ad713a1199d9ffbb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4fed7fce22d15890f936698007cd174075b0b10e41d8a5ad713a1199d9ffbb8", kill_on_drop: false }` [INFO] [stdout] c4fed7fce22d15890f936698007cd174075b0b10e41d8a5ad713a1199d9ffbb8 [INFO] checking SunOfTheEast/Homework4 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%2FSunOfTheEast%2FHomework4" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SunOfTheEast/Homework4 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/SunOfTheEast/Homework4 [INFO] finished tweaking git repo https://github.com/SunOfTheEast/Homework4 [INFO] tweaked toml for git repo https://github.com/SunOfTheEast/Homework4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/SunOfTheEast/Homework4 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0b130eeeaada5f1ee1ac3a19b8ced01a6f336f146d7fd655799a78ad7fd28e1c [INFO] running `Command { std: "docker" "start" "-a" "0b130eeeaada5f1ee1ac3a19b8ced01a6f336f146d7fd655799a78ad7fd28e1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b130eeeaada5f1ee1ac3a19b8ced01a6f336f146d7fd655799a78ad7fd28e1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b130eeeaada5f1ee1ac3a19b8ced01a6f336f146d7fd655799a78ad7fd28e1c", kill_on_drop: false }` [INFO] [stdout] 0b130eeeaada5f1ee1ac3a19b8ced01a6f336f146d7fd655799a78ad7fd28e1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 160353ce77997e2150690478bd6d9444c39d57690869e905c58ede03d40b4863 [INFO] running `Command { std: "docker" "start" "-a" "160353ce77997e2150690478bd6d9444c39d57690869e905c58ede03d40b4863", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Checking concurrent-queue v2.2.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Checking futures-util v0.3.28 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking Homework4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/runtime.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_channel::bounded` [INFO] [stdout] --> src/runtime.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use async_channel::bounded; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/runtime.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_channel::bounded` [INFO] [stdout] --> src/runtime.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use async_channel::bounded; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [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/runtime.rs:114:63 [INFO] [stdout] | [INFO] [stdout] 114 | RUNNABLE.with(|runnable: &Mutex>>| runnable.lock().unwrap().push_back(self.clone())); [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/runtime.rs:114:98 [INFO] [stdout] | [INFO] [stdout] 114 | RUNNABLE.with(|runnable: &Mutex>>| runnable.lock().unwrap().push_back(self.clone())); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/runtime.rs:120:59 [INFO] [stdout] | [INFO] [stdout] 119 | let t = Arc::new(Task{future: RefCell::new(fut.boxed()), signal: Arc::new(Signal::new())}); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 120 | RUNNABLE.with(|runnable: &Mutex>>| runnable.lock().unwrap().push_back(t)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/runtime.rs:114:63 [INFO] [stdout] | [INFO] [stdout] 114 | RUNNABLE.with(|runnable: &Mutex>>| runnable.lock().unwrap().push_back(self.clone())); [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/runtime.rs:114:98 [INFO] [stdout] | [INFO] [stdout] 114 | RUNNABLE.with(|runnable: &Mutex>>| runnable.lock().unwrap().push_back(self.clone())); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/runtime.rs:120:59 [INFO] [stdout] | [INFO] [stdout] 119 | let t = Arc::new(Task{future: RefCell::new(fut.boxed()), signal: Arc::new(Signal::new())}); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 120 | RUNNABLE.with(|runnable: &Mutex>>| runnable.lock().unwrap().push_back(t)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Homework4` (bin "Homework4") due to 4 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `Homework4` (bin "Homework4" test) due to 4 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "160353ce77997e2150690478bd6d9444c39d57690869e905c58ede03d40b4863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "160353ce77997e2150690478bd6d9444c39d57690869e905c58ede03d40b4863", kill_on_drop: false }` [INFO] [stdout] 160353ce77997e2150690478bd6d9444c39d57690869e905c58ede03d40b4863