[INFO] fetching crate semilattice-database-session 0.48.1...
[INFO] checking semilattice-database-session-0.48.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate semilattice-database-session 0.48.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate semilattice-database-session 0.48.1 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 semilattice-database-session 0.48.1
[INFO] finished tweaking crates.io crate semilattice-database-session 0.48.1
[INFO] tweaked toml for crates.io crate semilattice-database-session 0.48.1 written to /workspace/builds/worker-4-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 82 packages to latest compatible versions
[INFO] [stderr]       Adding errno v0.2.8 (available: v0.3.9)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding winapi v0.2.8 (available: v0.3.9)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4b15eab58d9f04563756d710bb1f5536d47fdf0d58ece2a26f1d865ac50e7e51
[INFO] running `Command { std: "docker" "start" "-a" "4b15eab58d9f04563756d710bb1f5536d47fdf0d58ece2a26f1d865ac50e7e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b15eab58d9f04563756d710bb1f5536d47fdf0d58ece2a26f1d865ac50e7e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b15eab58d9f04563756d710bb1f5536d47fdf0d58ece2a26f1d865ac50e7e51", kill_on_drop: false }`
[INFO] [stdout] 4b15eab58d9f04563756d710bb1f5536d47fdf0d58ece2a26f1d865ac50e7e51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f7ac36591cbfaa30fbab90ac5c78ef1b46a489716166a10212c9727c464495bf
[INFO] running `Command { std: "docker" "start" "-a" "f7ac36591cbfaa30fbab90ac5c78ef1b46a489716166a10212c9727c464495bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking memmap2 v0.9.5
[INFO] [stderr]     Checking sysconf v0.3.4
[INFO] [stderr]     Checking file_mmap v0.20.0
[INFO] [stderr]     Checking various_data_file v0.18.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling uuid-macro-internal v1.10.0
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking uuid v1.10.0
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking avltriee v0.77.2
[INFO] [stderr]     Checking idx_file v0.64.0
[INFO] [stderr]     Checking idx_binary v0.38.5
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking versatile-data v0.116.0
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking semilattice-database v0.110.0
[INFO] [stderr]     Checking semilattice-database-session v0.48.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/session/search.rs:212:10
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn field_bytes<'a>(
[INFO] [stdout]     |                        -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 212 |     ) -> &[u8] {
[INFO] [stdout]     |          ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/session/search.rs:233:10
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn collection_field_bytes<'a>(
[INFO] [stdout]     |                                   -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 233 |     ) -> &[u8] {
[INFO] [stdout]     |          ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/session/search.rs:212:10
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn field_bytes<'a>(
[INFO] [stdout]     |                        -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 212 |     ) -> &[u8] {
[INFO] [stdout]     |          ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/session/search.rs:233:10
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn collection_field_bytes<'a>(
[INFO] [stdout]     |                                   -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 233 |     ) -> &[u8] {
[INFO] [stdout]     |          ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.51s
[INFO] running `Command { std: "docker" "inspect" "f7ac36591cbfaa30fbab90ac5c78ef1b46a489716166a10212c9727c464495bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ac36591cbfaa30fbab90ac5c78ef1b46a489716166a10212c9727c464495bf", kill_on_drop: false }`
[INFO] [stdout] f7ac36591cbfaa30fbab90ac5c78ef1b46a489716166a10212c9727c464495bf