[INFO] fetching crate twelvepool 0.5.0...
[INFO] checking twelvepool-0.5.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate twelvepool 0.5.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate twelvepool 0.5.0 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 twelvepool 0.5.0
[INFO] finished tweaking crates.io crate twelvepool 0.5.0
[INFO] tweaked toml for crates.io crate twelvepool 0.5.0 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 151 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (available: v0.10.4)
[INFO] [stderr]       Adding core-foundation v0.9.4 (available: v0.10.0)
[INFO] [stderr]       Adding digest v0.9.0 (available: v0.10.7)
[INFO] [stderr]       Adding foreign-types v0.3.2 (available: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (available: v0.3.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding h2 v0.3.26 (available: v0.4.6)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (available: v1.0.1)
[INFO] [stderr]       Adding hyper v0.14.30 (available: v1.4.1)
[INFO] [stderr]       Adding hyper-tls v0.5.0 (available: v0.6.0)
[INFO] [stderr]       Adding idna v0.5.0 (available: v1.0.2)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.7)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (available: v2.1.3)
[INFO] [stderr]       Adding security-framework v2.11.1 (available: v3.0.0)
[INFO] [stderr]       Adding sha2 v0.9.9 (available: v0.10.8)
[INFO] [stderr]       Adding sync_wrapper v0.1.2 (available: v1.0.1)
[INFO] [stderr]       Adding system-configuration v0.5.1 (available: v0.6.1)
[INFO] [stderr]       Adding system-configuration-sys v0.5.0 (available: v0.6.0)
[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-sys v0.52.0 (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] [stderr]       Adding winreg v0.50.0 (available: v0.52.0)
[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] f013bdc1ab45a5213291ad2e850a06dddb8403e3d6e34ece2f0aeee3e38ec487
[INFO] running `Command { std: "docker" "start" "-a" "f013bdc1ab45a5213291ad2e850a06dddb8403e3d6e34ece2f0aeee3e38ec487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f013bdc1ab45a5213291ad2e850a06dddb8403e3d6e34ece2f0aeee3e38ec487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f013bdc1ab45a5213291ad2e850a06dddb8403e3d6e34ece2f0aeee3e38ec487", kill_on_drop: false }`
[INFO] [stdout] f013bdc1ab45a5213291ad2e850a06dddb8403e3d6e34ece2f0aeee3e38ec487
[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] 198f1065890264c14cee2f46dc860b179240bf653cc89707b1726669976456c0
[INFO] running `Command { std: "docker" "start" "-a" "198f1065890264c14cee2f46dc860b179240bf653cc89707b1726669976456c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking native-tls v0.2.12
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-stream v0.1.16
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking hyper v0.14.30
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking twelvepool v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `new_txs` and `cached_txs` are never read
[INFO] [stdout]   --> src/watcher.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Watcher {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 16 |     terra: Terra,
[INFO] [stdout] 17 |     new_txs: Vec<Tx>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     cached_txs: HashMap<String, Tx>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Watcher` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: fields `new_txs` and `cached_txs` are never read
[INFO] [stdout]   --> src/watcher.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Watcher {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 16 |     terra: Terra,
[INFO] [stdout] 17 |     new_txs: Vec<Tx>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     cached_txs: HashMap<String, Tx>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Watcher` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.94s
[INFO] running `Command { std: "docker" "inspect" "198f1065890264c14cee2f46dc860b179240bf653cc89707b1726669976456c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "198f1065890264c14cee2f46dc860b179240bf653cc89707b1726669976456c0", kill_on_drop: false }`
[INFO] [stdout] 198f1065890264c14cee2f46dc860b179240bf653cc89707b1726669976456c0