[INFO] fetching crate boringdb 0.4.1...
[INFO] checking boringdb-0.4.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate boringdb 0.4.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate boringdb 0.4.1 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 boringdb 0.4.1
[INFO] finished tweaking crates.io crate boringdb 0.4.1
[INFO] tweaked toml for crates.io crate boringdb 0.4.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 113 packages to latest compatible versions
[INFO] [stderr]       Adding ahash v0.7.8 (available: v0.8.11)
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.18)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (available: v0.5.0)
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.5)
[INFO] [stderr]       Adding fallible-iterator v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding fastrand v1.9.0 (available: v2.1.1)
[INFO] [stderr]       Adding flume v0.10.14 (available: v0.11.0)
[INFO] [stderr]       Adding half v1.8.3 (available: v2.4.1)
[INFO] [stderr]       Adding hashbrown v0.11.2 (available: v0.14.5)
[INFO] [stderr]       Adding hashlink v0.7.0 (available: v0.9.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (available: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding libsqlite3-sys v0.23.2 (available: v0.30.1)
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (available: v0.9.10)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (available: v0.5.6)
[INFO] [stderr]       Adding rusqlite v0.26.3 (available: v0.32.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (available: v0.16.1)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[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] 58a2d823b8214351a98ce2b72035dfa780ede4bb81d3d4d60f53b3aa8617d7c1
[INFO] running `Command { std: "docker" "start" "-a" "58a2d823b8214351a98ce2b72035dfa780ede4bb81d3d4d60f53b3aa8617d7c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58a2d823b8214351a98ce2b72035dfa780ede4bb81d3d4d60f53b3aa8617d7c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a2d823b8214351a98ce2b72035dfa780ede4bb81d3d4d60f53b3aa8617d7c1", kill_on_drop: false }`
[INFO] [stdout] 58a2d823b8214351a98ce2b72035dfa780ede4bb81d3d4d60f53b3aa8617d7c1
[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] 4f382ae2ded45bcc2a872d606cc42eb9d7ab0856737fa2d145a310bb6bc570c8
[INFO] running `Command { std: "docker" "start" "-a" "4f382ae2ded45bcc2a872d606cc42eb9d7ab0856737fa2d145a310bb6bc570c8", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling libsqlite3-sys v0.23.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking genawaiter-macro v0.99.1
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]     Checking genawaiter v0.99.1
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking easy-parallel v3.3.1
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking thiserror v1.0.64
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking rusqlite v0.26.3
[INFO] [stderr]     Checking boringdb v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]  --> src/low_level.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]  --> src/low_level.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `table_name` is never read
[INFO] [stdout]   --> src/dict.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct DictInner {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     table_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBAL_PSEUDO_TIME` is never used
[INFO] [stdout]  --> src/globals.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) static GLOBAL_PSEUDO_TIME: AtomicU64 = AtomicU64::new(0);
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/lib.rs:75:37
[INFO] [stdout]    |
[INFO] [stdout] 75 |         range.into_iter().for_each(|index| {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `table_name` is never read
[INFO] [stdout]   --> src/dict.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct DictInner {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     table_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `GLOBAL_PSEUDO_TIME` is never used
[INFO] [stdout]  --> src/globals.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) static GLOBAL_PSEUDO_TIME: AtomicU64 = AtomicU64::new(0);
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.79s
[INFO] running `Command { std: "docker" "inspect" "4f382ae2ded45bcc2a872d606cc42eb9d7ab0856737fa2d145a310bb6bc570c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f382ae2ded45bcc2a872d606cc42eb9d7ab0856737fa2d145a310bb6bc570c8", kill_on_drop: false }`
[INFO] [stdout] 4f382ae2ded45bcc2a872d606cc42eb9d7ab0856737fa2d145a310bb6bc570c8