[INFO] fetching crate informalsystems-pbjson-build 0.7.0...
[INFO] checking informalsystems-pbjson-build-0.7.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate informalsystems-pbjson-build 0.7.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate informalsystems-pbjson-build 0.7.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate informalsystems-pbjson-build 0.7.0
[INFO] finished tweaking crates.io crate informalsystems-pbjson-build 0.7.0
[INFO] tweaked toml for crates.io crate informalsystems-pbjson-build 0.7.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (available: v0.5.0)
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding prost v0.12.6 (available: v0.13.3)
[INFO] [stderr]       Adding prost-derive v0.12.6 (available: v0.13.3)
[INFO] [stderr]       Adding prost-types v0.12.6 (available: v0.13.3)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 567ff3a05d3d037fa3d7eddaf43255b26df17ddc9eadba5dbdf4a1de8057904e
[INFO] running `Command { std: "docker" "start" "-a" "567ff3a05d3d037fa3d7eddaf43255b26df17ddc9eadba5dbdf4a1de8057904e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "567ff3a05d3d037fa3d7eddaf43255b26df17ddc9eadba5dbdf4a1de8057904e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "567ff3a05d3d037fa3d7eddaf43255b26df17ddc9eadba5dbdf4a1de8057904e", kill_on_drop: false }`
[INFO] [stdout] 567ff3a05d3d037fa3d7eddaf43255b26df17ddc9eadba5dbdf4a1de8057904e
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fec8876b5502463aefbca523843779c7a13cc6db85962c5e6ae1e4834f459975
[INFO] running `Command { std: "docker" "start" "-a" "fec8876b5502463aefbca523843779c7a13cc6db85962c5e6ae1e4834f459975", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]     Checking prost v0.12.6
[INFO] [stderr]     Checking prost-types v0.12.6
[INFO] [stderr]     Checking informalsystems-pbjson-build v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |     Message(TypePath),
[INFO] [stdout]    |     ------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 55 |     Message(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/message.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |     Message(TypePath),
[INFO] [stdout]    |     ------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 55 |     Message(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.24s
[INFO] running `Command { std: "docker" "inspect" "fec8876b5502463aefbca523843779c7a13cc6db85962c5e6ae1e4834f459975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec8876b5502463aefbca523843779c7a13cc6db85962c5e6ae1e4834f459975", kill_on_drop: false }`
[INFO] [stdout] fec8876b5502463aefbca523843779c7a13cc6db85962c5e6ae1e4834f459975