[INFO] fetching crate prefix-hex 0.7.1...
[INFO] checking prefix-hex-0.7.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate prefix-hex 0.7.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate prefix-hex 0.7.1 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 prefix-hex 0.7.1
[INFO] finished tweaking crates.io crate prefix-hex 0.7.1
[INFO] tweaked toml for crates.io crate prefix-hex 0.7.1 written to /workspace/builds/worker-3-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 9 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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7d2d02345cbc0cb6b3bfe96562c0611c8325dbf1258caa8f5d9919bdc5c81923
[INFO] running `Command { std: "docker" "start" "-a" "7d2d02345cbc0cb6b3bfe96562c0611c8325dbf1258caa8f5d9919bdc5c81923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d2d02345cbc0cb6b3bfe96562c0611c8325dbf1258caa8f5d9919bdc5c81923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d2d02345cbc0cb6b3bfe96562c0611c8325dbf1258caa8f5d9919bdc5c81923", kill_on_drop: false }`
[INFO] [stdout] 7d2d02345cbc0cb6b3bfe96562c0611c8325dbf1258caa8f5d9919bdc5c81923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 268b807a1cb6b29193726224d2f7137085dbdb9d7e5f171f24993f8a2d21864e
[INFO] running `Command { std: "docker" "start" "-a" "268b807a1cb6b29193726224d2f7137085dbdb9d7e5f171f24993f8a2d21864e", kill_on_drop: false }`
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking prefix-hex v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "268b807a1cb6b29193726224d2f7137085dbdb9d7e5f171f24993f8a2d21864e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "268b807a1cb6b29193726224d2f7137085dbdb9d7e5f171f24993f8a2d21864e", kill_on_drop: false }`
[INFO] [stdout] 268b807a1cb6b29193726224d2f7137085dbdb9d7e5f171f24993f8a2d21864e
[INFO] checking prefix-hex-0.7.1 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate prefix-hex 0.7.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate prefix-hex 0.7.1 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 prefix-hex 0.7.1
[INFO] finished tweaking crates.io crate prefix-hex 0.7.1
[INFO] tweaked toml for crates.io crate prefix-hex 0.7.1 written to /workspace/builds/worker-3-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 9 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 59c8cebde5a3f6dc2e35af53e12be92e5410937c41e4e29744b6460e4f4076c8
[INFO] running `Command { std: "docker" "start" "-a" "59c8cebde5a3f6dc2e35af53e12be92e5410937c41e4e29744b6460e4f4076c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59c8cebde5a3f6dc2e35af53e12be92e5410937c41e4e29744b6460e4f4076c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c8cebde5a3f6dc2e35af53e12be92e5410937c41e4e29744b6460e4f4076c8", kill_on_drop: false }`
[INFO] [stdout] 59c8cebde5a3f6dc2e35af53e12be92e5410937c41e4e29744b6460e4f4076c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0ab879782f3099bc4802a3f52ed57b7da05d9b7f4c46643baf4908b94fbe9b17
[INFO] running `Command { std: "docker" "start" "-a" "0ab879782f3099bc4802a3f52ed57b7da05d9b7f4c46643baf4908b94fbe9b17", kill_on_drop: false }`
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking prefix-hex v0.7.1 (/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/data.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn from_hex_prefixed(hex: impl AsRef<str>) -> Result<Self, Error> {
[INFO] [stdout]    |                          -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 17 |         let hex = strip_prefix(hex.as_ref())?;
[INFO] [stdout] 18 |         hex::decode(hex).map(Vec::into_boxed_slice).map_err(Into::into)
[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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/data.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn from_hex_prefixed(hex: impl AsRef<str>) -> Result<Self, Error> {
[INFO] [stdout]    |                          -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 17 |         let hex = strip_prefix(hex.as_ref())?;
[INFO] [stdout] 18 |         hex::decode(hex).map(Vec::into_boxed_slice).map_err(Into::into)
[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] [stderr] error: could not compile `prefix-hex` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `prefix-hex` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0ab879782f3099bc4802a3f52ed57b7da05d9b7f4c46643baf4908b94fbe9b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab879782f3099bc4802a3f52ed57b7da05d9b7f4c46643baf4908b94fbe9b17", kill_on_drop: false }`
[INFO] [stdout] 0ab879782f3099bc4802a3f52ed57b7da05d9b7f4c46643baf4908b94fbe9b17