[INFO] fetching crate quartz_nbt_macros 0.1.1...
[INFO] checking quartz_nbt_macros-0.1.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate quartz_nbt_macros 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate quartz_nbt_macros 0.1.1 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 quartz_nbt_macros 0.1.1
[INFO] finished tweaking crates.io crate quartz_nbt_macros 0.1.1
[INFO] tweaked toml for crates.io crate quartz_nbt_macros 0.1.1 written to /workspace/builds/worker-0-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 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1348eb6a0035e4a58e298a6d7949d833a9657113dd0af14ee16b760c79956f25
[INFO] running `Command { std: "docker" "start" "-a" "1348eb6a0035e4a58e298a6d7949d833a9657113dd0af14ee16b760c79956f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1348eb6a0035e4a58e298a6d7949d833a9657113dd0af14ee16b760c79956f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1348eb6a0035e4a58e298a6d7949d833a9657113dd0af14ee16b760c79956f25", kill_on_drop: false }`
[INFO] [stdout] 1348eb6a0035e4a58e298a6d7949d833a9657113dd0af14ee16b760c79956f25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 187a55ae54db8c4d3309da8264ffbf67232b449128f9e6f02c7dadf51b872917
[INFO] running `Command { std: "docker" "start" "-a" "187a55ae54db8c4d3309da8264ffbf67232b449128f9e6f02c7dadf51b872917", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking quartz_nbt_macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `colon` is never read
[INFO] [stdout]   --> src/parse.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct KeyValuePair {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 59 |     pub key: LitStr,
[INFO] [stdout] 60 |     pub colon: Token![:],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `colon` is never read
[INFO] [stdout]   --> src/parse.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct KeyValuePair {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 59 |     pub key: LitStr,
[INFO] [stdout] 60 |     pub colon: Token![:],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "187a55ae54db8c4d3309da8264ffbf67232b449128f9e6f02c7dadf51b872917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "187a55ae54db8c4d3309da8264ffbf67232b449128f9e6f02c7dadf51b872917", kill_on_drop: false }`
[INFO] [stdout] 187a55ae54db8c4d3309da8264ffbf67232b449128f9e6f02c7dadf51b872917