[INFO] fetching crate rustc_version 0.4.0...
[INFO] checking rustc_version-0.4.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate rustc_version 0.4.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rustc_version 0.4.0 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 crates.io crate rustc_version 0.4.0
[INFO] finished tweaking crates.io crate rustc_version 0.4.0
[INFO] tweaked toml for crates.io crate rustc_version 0.4.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1e8e58310b9bb5c7f2b8790768590a932e0e6faddf2f597c047956aa7cb2a43d
[INFO] running `Command { std: "docker" "start" "-a" "1e8e58310b9bb5c7f2b8790768590a932e0e6faddf2f597c047956aa7cb2a43d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e8e58310b9bb5c7f2b8790768590a932e0e6faddf2f597c047956aa7cb2a43d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e8e58310b9bb5c7f2b8790768590a932e0e6faddf2f597c047956aa7cb2a43d", kill_on_drop: false }`
[INFO] [stdout] 1e8e58310b9bb5c7f2b8790768590a932e0e6faddf2f597c047956aa7cb2a43d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e557146fab29a61c93468e37b009a80ad31d7c930dbcfeb43e29a1fb8c312b24
[INFO] running `Command { std: "docker" "start" "-a" "e557146fab29a61c93468e37b009a80ad31d7c930dbcfeb43e29a1fb8c312b24", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking rustc_version v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "e557146fab29a61c93468e37b009a80ad31d7c930dbcfeb43e29a1fb8c312b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e557146fab29a61c93468e37b009a80ad31d7c930dbcfeb43e29a1fb8c312b24", kill_on_drop: false }`
[INFO] [stdout] e557146fab29a61c93468e37b009a80ad31d7c930dbcfeb43e29a1fb8c312b24
[INFO] checking rustc_version-0.4.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate rustc_version 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rustc_version 0.4.0 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 crates.io crate rustc_version 0.4.0
[INFO] finished tweaking crates.io crate rustc_version 0.4.0
[INFO] tweaked toml for crates.io crate rustc_version 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] dd3c1b8d6ad3e50e4729ca4d0b583d41465999c771508152ae21ce00d8fd7b01
[INFO] running `Command { std: "docker" "start" "-a" "dd3c1b8d6ad3e50e4729ca4d0b583d41465999c771508152ae21ce00d8fd7b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd3c1b8d6ad3e50e4729ca4d0b583d41465999c771508152ae21ce00d8fd7b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd3c1b8d6ad3e50e4729ca4d0b583d41465999c771508152ae21ce00d8fd7b01", kill_on_drop: false }`
[INFO] [stdout] dd3c1b8d6ad3e50e4729ca4d0b583d41465999c771508152ae21ce00d8fd7b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 645bb63c841b639f2fc2566ec07ed0f1e0748dfb551b658bf8b7a606b7a42b68
[INFO] running `Command { std: "docker" "start" "-a" "645bb63c841b639f2fc2566ec07ed0f1e0748dfb551b658bf8b7a606b7a42b68", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking rustc_version v0.4.0 (/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/lib.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 231 |       let semver: Version = release.parse()?;
[INFO] [stdout]     |           ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 252 |       Ok(VersionMeta {
[INFO] [stdout]     |  ________^
[INFO] [stdout] 253 | |         semver,
[INFO] [stdout] 254 | |         commit_hash,
[INFO] [stdout] 255 | |         commit_date,
[INFO] [stdout] ...   |
[INFO] [stdout] 260 | |         llvm_version,
[INFO] [stdout] 261 | |     })
[INFO] [stdout]     | |     ^
[INFO] [stdout]     | |     |
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |_____these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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/lib.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 231 |       let semver: Version = release.parse()?;
[INFO] [stdout]     |           ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 252 |       Ok(VersionMeta {
[INFO] [stdout]     |  ________^
[INFO] [stdout] 253 | |         semver,
[INFO] [stdout] 254 | |         commit_hash,
[INFO] [stdout] 255 | |         commit_date,
[INFO] [stdout] ...   |
[INFO] [stdout] 260 | |         llvm_version,
[INFO] [stdout] 261 | |     })
[INFO] [stdout]     | |     ^
[INFO] [stdout]     | |     |
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |     these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     | |_____these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc_version` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rustc_version` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "645bb63c841b639f2fc2566ec07ed0f1e0748dfb551b658bf8b7a606b7a42b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "645bb63c841b639f2fc2566ec07ed0f1e0748dfb551b658bf8b7a606b7a42b68", kill_on_drop: false }`
[INFO] [stdout] 645bb63c841b639f2fc2566ec07ed0f1e0748dfb551b658bf8b7a606b7a42b68