[INFO] cloning repository https://github.com/junhanswoky/hw4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/junhanswoky/hw4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunhanswoky%2Fhw4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunhanswoky%2Fhw4'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 502be2c1c0503b7a212b088dc85123fde2d248ea [INFO] checking junhanswoky/hw4 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjunhanswoky%2Fhw4" "/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/junhanswoky/hw4 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/junhanswoky/hw4 [INFO] finished tweaking git repo https://github.com/junhanswoky/hw4 [INFO] tweaked toml for git repo https://github.com/junhanswoky/hw4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/junhanswoky/hw4 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] e7c221404532dac50c2bc3ace884e137e6e64d72fc2d4d456aa7b6e3e6db85f0 [INFO] running `Command { std: "docker" "start" "-a" "e7c221404532dac50c2bc3ace884e137e6e64d72fc2d4d456aa7b6e3e6db85f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7c221404532dac50c2bc3ace884e137e6e64d72fc2d4d456aa7b6e3e6db85f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7c221404532dac50c2bc3ace884e137e6e64d72fc2d4d456aa7b6e3e6db85f0", kill_on_drop: false }` [INFO] [stdout] e7c221404532dac50c2bc3ace884e137e6e64d72fc2d4d456aa7b6e3e6db85f0 [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] f8d313af0a2196dc470595e575222dfd0717ea2be53e263de5e8fcc0eff526b3 [INFO] running `Command { std: "docker" "start" "-a" "f8d313af0a2196dc470595e575222dfd0717ea2be53e263de5e8fcc0eff526b3", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Checking value-bag v1.4.1 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Checking parking v2.1.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Compiling rustix v0.37.23 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking async-task v4.4.0 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking atomic-waker v1.1.1 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking concurrent-queue v2.2.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking async-executor v1.5.1 [INFO] [stderr] Checking blocking v1.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking async-global-executor v2.3.1 [INFO] [stderr] Checking async-std v1.12.0 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking hw4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.05s [INFO] running `Command { std: "docker" "inspect" "f8d313af0a2196dc470595e575222dfd0717ea2be53e263de5e8fcc0eff526b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8d313af0a2196dc470595e575222dfd0717ea2be53e263de5e8fcc0eff526b3", kill_on_drop: false }` [INFO] [stdout] f8d313af0a2196dc470595e575222dfd0717ea2be53e263de5e8fcc0eff526b3 [INFO] checking junhanswoky/hw4 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%2Fjunhanswoky%2Fhw4" "/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/junhanswoky/hw4 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/junhanswoky/hw4 [INFO] finished tweaking git repo https://github.com/junhanswoky/hw4 [INFO] tweaked toml for git repo https://github.com/junhanswoky/hw4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/junhanswoky/hw4 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] 7717916b2e3113c347eb37bd28b7491abf0076c97cf6808d248bb8a23b448bfd [INFO] running `Command { std: "docker" "start" "-a" "7717916b2e3113c347eb37bd28b7491abf0076c97cf6808d248bb8a23b448bfd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7717916b2e3113c347eb37bd28b7491abf0076c97cf6808d248bb8a23b448bfd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7717916b2e3113c347eb37bd28b7491abf0076c97cf6808d248bb8a23b448bfd", kill_on_drop: false }` [INFO] [stdout] 7717916b2e3113c347eb37bd28b7491abf0076c97cf6808d248bb8a23b448bfd [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] d5974874290dfb4524709ecfd96a9b15a31bdc54f4e5edf3c6eff37452182a43 [INFO] running `Command { std: "docker" "start" "-a" "d5974874290dfb4524709ecfd96a9b15a31bdc54f4e5edf3c6eff37452182a43", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Checking value-bag v1.4.1 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking parking v2.1.0 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling rustix v0.37.23 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking async-task v4.4.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking atomic-waker v1.1.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking concurrent-queue v2.2.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking blocking v1.3.1 [INFO] [stderr] Checking async-executor v1.5.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking async-global-executor v2.3.1 [INFO] [stderr] Checking async-std v1.12.0 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking hw4 v0.1.0 (/opt/rustwide/workdir) [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/main.rs:72:34 [INFO] [stdout] | [INFO] [stdout] 72 | RUNNABLE.with(|runnable| 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/main.rs:72:69 [INFO] [stdout] | [INFO] [stdout] 72 | RUNNABLE.with(|runnable| 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/main.rs:72:34 [INFO] [stdout] | [INFO] [stdout] 72 | RUNNABLE.with(|runnable| 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/main.rs:72:69 [INFO] [stdout] | [INFO] [stdout] 72 | RUNNABLE.with(|runnable| 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: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `hw4` (bin "hw4") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `hw4` (bin "hw4" test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "d5974874290dfb4524709ecfd96a9b15a31bdc54f4e5edf3c6eff37452182a43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5974874290dfb4524709ecfd96a9b15a31bdc54f4e5edf3c6eff37452182a43", kill_on_drop: false }` [INFO] [stdout] d5974874290dfb4524709ecfd96a9b15a31bdc54f4e5edf3c6eff37452182a43