[INFO] fetching crate mun_syntax 0.4.0...
[INFO] checking mun_syntax-0.4.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate mun_syntax 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate mun_syntax 0.4.0 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 mun_syntax 0.4.0
[INFO] finished tweaking crates.io crate mun_syntax 0.4.0
[INFO] tweaked toml for crates.io crate mun_syntax 0.4.0 written to /workspace/builds/worker-5-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 43 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding ra_ap_text_edit v0.0.142 (available: v0.0.236)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (available: v2.0.0)
[INFO] [stderr]       Adding smol_str v0.1.24 (available: v0.3.1)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ad594086edaead1a0d4a5a28134c774911b48f315b7ef08b60b63a4a02444ba3
[INFO] running `Command { std: "docker" "start" "-a" "ad594086edaead1a0d4a5a28134c774911b48f315b7ef08b60b63a4a02444ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad594086edaead1a0d4a5a28134c774911b48f315b7ef08b60b63a4a02444ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad594086edaead1a0d4a5a28134c774911b48f315b7ef08b60b63a4a02444ba3", kill_on_drop: false }`
[INFO] [stdout] ad594086edaead1a0d4a5a28134c774911b48f315b7ef08b60b63a4a02444ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 220f4b8a487ff3dd0b919f4fa0456bdf42b9210c2618f2f9213e2e4e771e7627
[INFO] running `Command { std: "docker" "start" "-a" "220f4b8a487ff3dd0b919f4fa0456bdf42b9210c2618f2f9213e2e4e771e7627", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking extendhash v1.0.10
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking countme v3.0.1
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]     Checking unicode-xid v0.2.6
[INFO] [stderr]     Checking similar v2.6.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking mun_abi v0.4.0
[INFO] [stderr]     Checking insta v1.40.0
[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]     Checking smol_str v0.1.24
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.142
[INFO] [stderr]     Checking rowan v0.15.16
[INFO] [stderr]     Checking mun_syntax v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `NodeOrToken`
[INFO] [stdout]   --> src/syntax_node.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub use rowan::{Direction, NodeOrToken};
[INFO] [stdout]    |                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NodeOrToken`
[INFO] [stdout]   --> src/syntax_node.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub use rowan::{Direction, NodeOrToken};
[INFO] [stdout]    |                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `current` is never used
[INFO] [stdout]   --> src/parsing.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | trait TokenSource {
[INFO] [stdout]    |       ----------- method in this trait
[INFO] [stdout] 20 |     fn current(&self) -> Token;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `current` is never used
[INFO] [stdout]   --> src/parsing.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | trait TokenSource {
[INFO] [stdout]    |       ----------- method in this trait
[INFO] [stdout] 20 |     fn current(&self) -> Token;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 4.55s
[INFO] running `Command { std: "docker" "inspect" "220f4b8a487ff3dd0b919f4fa0456bdf42b9210c2618f2f9213e2e4e771e7627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220f4b8a487ff3dd0b919f4fa0456bdf42b9210c2618f2f9213e2e4e771e7627", kill_on_drop: false }`
[INFO] [stdout] 220f4b8a487ff3dd0b919f4fa0456bdf42b9210c2618f2f9213e2e4e771e7627