[INFO] fetching crate infrared 0.14.2...
[INFO] checking infrared-0.14.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate infrared 0.14.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate infrared 0.14.2 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 infrared 0.14.2
[INFO] finished tweaking crates.io crate infrared 0.14.2
[INFO] tweaked toml for crates.io crate infrared 0.14.2 written to /workspace/builds/worker-3-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]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding dummy-pin v0.1.1 (available: v1.0.0)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding nb v0.1.3 (available: v1.1.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 10daa9a5e3ac1c6f697c3aee5b1f84359be2a7a71134eb22294e39120fe31fe8
[INFO] running `Command { std: "docker" "start" "-a" "10daa9a5e3ac1c6f697c3aee5b1f84359be2a7a71134eb22294e39120fe31fe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10daa9a5e3ac1c6f697c3aee5b1f84359be2a7a71134eb22294e39120fe31fe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10daa9a5e3ac1c6f697c3aee5b1f84359be2a7a71134eb22294e39120fe31fe8", kill_on_drop: false }`
[INFO] [stdout] 10daa9a5e3ac1c6f697c3aee5b1f84359be2a7a71134eb22294e39120fe31fe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e61b12f43eb3bc72122a0c87d72b1458de1f61b99248966f0234fc1ea8b600d1
[INFO] running `Command { std: "docker" "start" "-a" "e61b12f43eb3bc72122a0c87d72b1458de1f61b99248966f0234fc1ea8b600d1", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking fugit v0.3.7
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking dummy-pin v0.1.1
[INFO] [stderr]     Checking infrared v0.14.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/receiver/bufferinputreceiver.rs:55:79
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter<'a>(&'a mut self, buf: &'a [Mono::Duration]) -> BufferIterator<Proto, Mono, Cmd> {
[INFO] [stdout]    |                 -- lifetime `'a` declared here                                ^ 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/receiver/bufferinputreceiver.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter_with<'a, P, M, C>(
[INFO] [stdout]    |                      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 63 |     ) -> BufferIterator<P, M, C>
[INFO] [stdout]    |                        ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/receiver/bufferinputreceiver.rs:55:79
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter<'a>(&'a mut self, buf: &'a [Mono::Duration]) -> BufferIterator<Proto, Mono, Cmd> {
[INFO] [stdout]    |                 -- lifetime `'a` declared here                                ^ 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/receiver/bufferinputreceiver.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter_with<'a, P, M, C>(
[INFO] [stdout]    |                      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 63 |     ) -> BufferIterator<P, M, C>
[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: struct `DummyEmbeddedHalPin` is never constructed
[INFO] [stdout]   --> tests/builder.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct DummyEmbeddedHalPin;
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "e61b12f43eb3bc72122a0c87d72b1458de1f61b99248966f0234fc1ea8b600d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e61b12f43eb3bc72122a0c87d72b1458de1f61b99248966f0234fc1ea8b600d1", kill_on_drop: false }`
[INFO] [stdout] e61b12f43eb3bc72122a0c87d72b1458de1f61b99248966f0234fc1ea8b600d1