[INFO] cloning repository https://github.com/rcrook11/huffman [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rcrook11/huffman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcrook11%2Fhuffman", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcrook11%2Fhuffman'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5b0530e545fab94eed7390b74e457d124d169658 [INFO] checking rcrook11/huffman against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcrook11%2Fhuffman" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rcrook11/huffman 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/rcrook11/huffman [INFO] finished tweaking git repo https://github.com/rcrook11/huffman [INFO] tweaked toml for git repo https://github.com/rcrook11/huffman written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/rcrook11/huffman 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 47743566de77ee5f590c93f4519dc52b728b718d6f414ba4205827f38f48c863 [INFO] running `Command { std: "docker" "start" "-a" "47743566de77ee5f590c93f4519dc52b728b718d6f414ba4205827f38f48c863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47743566de77ee5f590c93f4519dc52b728b718d6f414ba4205827f38f48c863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47743566de77ee5f590c93f4519dc52b728b718d6f414ba4205827f38f48c863", kill_on_drop: false }` [INFO] [stdout] 47743566de77ee5f590c93f4519dc52b728b718d6f414ba4205827f38f48c863 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 564191554ca8a0c26eea7fc1ce0ffc3f499dfff95e11fb788d7e8fdd0c9bb8a7 [INFO] running `Command { std: "docker" "start" "-a" "564191554ca8a0c26eea7fc1ce0ffc3f499dfff95e11fb788d7e8fdd0c9bb8a7", kill_on_drop: false }` [INFO] [stderr] Checking bit-vec v0.8.0 [INFO] [stderr] Checking huffman v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "564191554ca8a0c26eea7fc1ce0ffc3f499dfff95e11fb788d7e8fdd0c9bb8a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "564191554ca8a0c26eea7fc1ce0ffc3f499dfff95e11fb788d7e8fdd0c9bb8a7", kill_on_drop: false }` [INFO] [stdout] 564191554ca8a0c26eea7fc1ce0ffc3f499dfff95e11fb788d7e8fdd0c9bb8a7 [INFO] checking rcrook11/huffman 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%2Frcrook11%2Fhuffman" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rcrook11/huffman 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/rcrook11/huffman [INFO] finished tweaking git repo https://github.com/rcrook11/huffman [INFO] tweaked toml for git repo https://github.com/rcrook11/huffman written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/rcrook11/huffman 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 55f8fa29743f4d915c3bbb15f7ed4fbfe2c008a2ccd08f70c7de9fdfe02f26a9 [INFO] running `Command { std: "docker" "start" "-a" "55f8fa29743f4d915c3bbb15f7ed4fbfe2c008a2ccd08f70c7de9fdfe02f26a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55f8fa29743f4d915c3bbb15f7ed4fbfe2c008a2ccd08f70c7de9fdfe02f26a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55f8fa29743f4d915c3bbb15f7ed4fbfe2c008a2ccd08f70c7de9fdfe02f26a9", kill_on_drop: false }` [INFO] [stdout] 55f8fa29743f4d915c3bbb15f7ed4fbfe2c008a2ccd08f70c7de9fdfe02f26a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 39ab9af64ede0e51dbb8a69546d4cc2101634d2b23b9d6b418ed15ca8dc0b523 [INFO] running `Command { std: "docker" "start" "-a" "39ab9af64ede0e51dbb8a69546d4cc2101634d2b23b9d6b418ed15ca8dc0b523", kill_on_drop: false }` [INFO] [stderr] Checking bit-vec v0.8.0 [INFO] [stderr] Checking huffman 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/huffman_utils.rs:363:19 [INFO] [stdout] | [INFO] [stdout] 361 | fn combine(left: HuffNode, right: HuffNode) -> HuffNode { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 362 | HuffNode { [INFO] [stdout] 363 | code: if &left.code.byte < &right.code.byte { [INFO] [stdout] | ___________________^ [INFO] [stdout] 364 | | Box::new(HuffCode { [INFO] [stdout] 365 | | byte: left.code.byte, [INFO] [stdout] 366 | | code: 0, [INFO] [stdout] ... | [INFO] [stdout] 374 | | }) [INFO] [stdout] 375 | | }, [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/huffman_utils.rs:377:19 [INFO] [stdout] | [INFO] [stdout] 361 | fn combine(left: HuffNode, right: HuffNode) -> HuffNode { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 377 | left: Some(Box::new(left)), [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/huffman_utils.rs:363:19 [INFO] [stdout] | [INFO] [stdout] 361 | fn combine(left: HuffNode, right: HuffNode) -> HuffNode { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 362 | HuffNode { [INFO] [stdout] 363 | code: if &left.code.byte < &right.code.byte { [INFO] [stdout] | ___________________^ [INFO] [stdout] 364 | | Box::new(HuffCode { [INFO] [stdout] 365 | | byte: left.code.byte, [INFO] [stdout] 366 | | code: 0, [INFO] [stdout] ... | [INFO] [stdout] 374 | | }) [INFO] [stdout] 375 | | }, [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/huffman_utils.rs:378:20 [INFO] [stdout] | [INFO] [stdout] 361 | fn combine(left: HuffNode, right: HuffNode) -> HuffNode { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 378 | right: Some(Box::new(right)), [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/huffman_utils.rs:377:19 [INFO] [stdout] | [INFO] [stdout] 361 | fn combine(left: HuffNode, right: HuffNode) -> HuffNode { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 377 | left: Some(Box::new(left)), [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/huffman_utils.rs:378:20 [INFO] [stdout] | [INFO] [stdout] 361 | fn combine(left: HuffNode, right: HuffNode) -> HuffNode { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 378 | right: Some(Box::new(right)), [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `huffman` (lib test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `huffman` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "39ab9af64ede0e51dbb8a69546d4cc2101634d2b23b9d6b418ed15ca8dc0b523", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39ab9af64ede0e51dbb8a69546d4cc2101634d2b23b9d6b418ed15ca8dc0b523", kill_on_drop: false }` [INFO] [stdout] 39ab9af64ede0e51dbb8a69546d4cc2101634d2b23b9d6b418ed15ca8dc0b523