[INFO] fetching crate biter 0.1.0...
[INFO] checking biter-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate biter 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate biter 0.1.0 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 biter 0.1.0
[INFO] finished tweaking crates.io crate biter 0.1.0
[INFO] tweaked toml for crates.io crate biter 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate biter 0.1.0 already has a lockfile, it will not be regenerated
[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-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] f155cc9d4a0f5ce0949db03ac95ade7870c101667b55f186c3c53978c66e82ad
[INFO] running `Command { std: "docker" "start" "-a" "f155cc9d4a0f5ce0949db03ac95ade7870c101667b55f186c3c53978c66e82ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f155cc9d4a0f5ce0949db03ac95ade7870c101667b55f186c3c53978c66e82ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f155cc9d4a0f5ce0949db03ac95ade7870c101667b55f186c3c53978c66e82ad", kill_on_drop: false }`
[INFO] [stdout] f155cc9d4a0f5ce0949db03ac95ade7870c101667b55f186c3c53978c66e82ad
[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] a8136ae0054e4d489eca0ce040ac75f5d6a27804117fff3aea33f8508ccdb172
[INFO] running `Command { std: "docker" "start" "-a" "a8136ae0054e4d489eca0ce040ac75f5d6a27804117fff3aea33f8508ccdb172", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling bitcoin-internals v0.3.0
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking bitcoin-io v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]    Compiling minreq v2.12.0
[INFO] [stderr]    Compiling bitcoin v0.32.2
[INFO] [stderr]     Checking bech32 v0.11.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking hex-conservative v0.2.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling secp256k1-sys v0.10.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling zerocopy-derive v0.6.6
[INFO] [stderr]    Compiling derived-deref v2.1.0
[INFO] [stderr]     Checking zerocopy v0.6.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.18
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bitcoin_hashes v0.14.0
[INFO] [stderr]     Checking bitcoin-units v0.1.2
[INFO] [stderr]     Checking base58ck v0.1.0
[INFO] [stderr]     Checking secp256k1 v0.29.0
[INFO] [stderr]     Checking jsonrpc v0.18.0
[INFO] [stderr]     Checking bitcoincore-rpc-json v0.19.0
[INFO] [stderr]     Checking bitcoincore-rpc v0.19.0
[INFO] [stderr]     Checking biter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `is_older_or_equal_to` is never used
[INFO] [stdout]   --> src/blk_recap.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl BlkRecap {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn is_older_or_equal_to(&self, height: usize) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_older_or_equal_to` is never used
[INFO] [stdout]   --> src/blk_recap.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl BlkRecap {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn is_older_or_equal_to(&self, height: usize) -> bool {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.43s
[INFO] running `Command { std: "docker" "inspect" "a8136ae0054e4d489eca0ce040ac75f5d6a27804117fff3aea33f8508ccdb172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8136ae0054e4d489eca0ce040ac75f5d6a27804117fff3aea33f8508ccdb172", kill_on_drop: false }`
[INFO] [stdout] a8136ae0054e4d489eca0ce040ac75f5d6a27804117fff3aea33f8508ccdb172