[INFO] fetching crate stardict_lib 0.2.0...
[INFO] checking stardict_lib-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate stardict_lib 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate stardict_lib 0.2.0 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 stardict_lib 0.2.0
[INFO] finished tweaking crates.io crate stardict_lib 0.2.0
[INFO] tweaked toml for crates.io crate stardict_lib 0.2.0 written to /workspace/builds/worker-2-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 71 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding fallible-iterator v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding hashlink v0.8.4 (available: v0.9.1)
[INFO] [stderr]       Adding libsqlite3-sys v0.26.0 (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 v0.29.0 (available: v0.32.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.48.0 (available: v0.59.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0e6303ead190384f03bb1e990b3d1c7b9506acfc352fdfb45ea8dc1a9308373a
[INFO] running `Command { std: "docker" "start" "-a" "0e6303ead190384f03bb1e990b3d1c7b9506acfc352fdfb45ea8dc1a9308373a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e6303ead190384f03bb1e990b3d1c7b9506acfc352fdfb45ea8dc1a9308373a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e6303ead190384f03bb1e990b3d1c7b9506acfc352fdfb45ea8dc1a9308373a", kill_on_drop: false }`
[INFO] [stdout] 0e6303ead190384f03bb1e990b3d1c7b9506acfc352fdfb45ea8dc1a9308373a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f0e494691debd2f427d28eca7b7f800db60e9193e14a13819189a7d5bf9afb69
[INFO] running `Command { std: "docker" "start" "-a" "f0e494691debd2f427d28eca7b7f800db60e9193e14a13819189a7d5bf9afb69", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking process_alive v0.1.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking flate2 v1.0.34
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking stardict_lib v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]    --> src/lib.rs:185:6
[INFO] [stdout]     |
[INFO] [stdout] 185 |     use std::thread;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]    --> src/lib.rs:186:6
[INFO] [stdout]     |
[INFO] [stdout] 186 |     use std::time::Duration;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::Error`
[INFO] [stdout]    --> src/lib.rs:187:6
[INFO] [stdout]     |
[INFO] [stdout] 187 |     use crate::error::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_cache_dir` is never used
[INFO] [stdout]   --> src/lib.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn get_cache_dir<'a>(path: &'a PathBuf, cache_name: &str,
[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: function `get_cache_dir` is never used
[INFO] [stdout]   --> src/lib.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn get_cache_dir<'a>(path: &'a PathBuf, cache_name: &str,
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CACHE_NAME` is never used
[INFO] [stdout]    --> src/lib.rs:195:8
[INFO] [stdout]     |
[INFO] [stdout] 195 |     const CACHE_NAME: &str = "test";
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.23s
[INFO] running `Command { std: "docker" "inspect" "f0e494691debd2f427d28eca7b7f800db60e9193e14a13819189a7d5bf9afb69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e494691debd2f427d28eca7b7f800db60e9193e14a13819189a7d5bf9afb69", kill_on_drop: false }`
[INFO] [stdout] f0e494691debd2f427d28eca7b7f800db60e9193e14a13819189a7d5bf9afb69