[INFO] fetching crate rof-rs 0.1.7...
[INFO] checking rof-rs-0.1.7 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate rof-rs 0.1.7 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rof-rs 0.1.7 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rof-rs 0.1.7
[INFO] finished tweaking crates.io crate rof-rs 0.1.7
[INFO] tweaked toml for crates.io crate rof-rs 0.1.7 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b62b105c2d2f6eb513d1f90825f06eb15937eafbb517649b9f07cd2337fcd0c2
[INFO] running `Command { std: "docker" "start" "-a" "b62b105c2d2f6eb513d1f90825f06eb15937eafbb517649b9f07cd2337fcd0c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b62b105c2d2f6eb513d1f90825f06eb15937eafbb517649b9f07cd2337fcd0c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62b105c2d2f6eb513d1f90825f06eb15937eafbb517649b9f07cd2337fcd0c2", kill_on_drop: false }`
[INFO] [stdout] b62b105c2d2f6eb513d1f90825f06eb15937eafbb517649b9f07cd2337fcd0c2
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6668750ca5445243778b2792fa95096fd0aeb77979a5fb928cc91d456bb26ce8
[INFO] running `Command { std: "docker" "start" "-a" "6668750ca5445243778b2792fa95096fd0aeb77979a5fb928cc91d456bb26ce8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rof_rs_macros v0.1.3
[INFO] [stderr]     Checking rof-rs v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::data_value::bool::DataValueBool`
[INFO] [stdout]  --> src/object_format/rof.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::data_value::bool::DataValueBool;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::data_value::bool::DataValueBool`
[INFO] [stdout]  --> src/object_format/rof.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::data_value::bool::DataValueBool;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `base_type` is never read
[INFO] [stdout]   --> src/object_format/property/property_type/mod.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let mut base_type: &str = "";
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `base_type` is never read
[INFO] [stdout]   --> src/object_format/property/property_type/mod.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let mut base_type: &str = "";
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "6668750ca5445243778b2792fa95096fd0aeb77979a5fb928cc91d456bb26ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6668750ca5445243778b2792fa95096fd0aeb77979a5fb928cc91d456bb26ce8", kill_on_drop: false }`
[INFO] [stdout] 6668750ca5445243778b2792fa95096fd0aeb77979a5fb928cc91d456bb26ce8