[INFO] fetching crate jact 0.4.2...
[INFO] checking jact-0.4.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate jact 0.4.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate jact 0.4.2 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 jact 0.4.2
[INFO] finished tweaking crates.io crate jact 0.4.2
[INFO] tweaked toml for crates.io crate jact 0.4.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate jact 0.4.2 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" "+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] ac18fc1da627be21199119c011e44a522d055c979c96773d11ad76b401672370
[INFO] running `Command { std: "docker" "start" "-a" "ac18fc1da627be21199119c011e44a522d055c979c96773d11ad76b401672370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac18fc1da627be21199119c011e44a522d055c979c96773d11ad76b401672370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac18fc1da627be21199119c011e44a522d055c979c96773d11ad76b401672370", kill_on_drop: false }`
[INFO] [stdout] ac18fc1da627be21199119c011e44a522d055c979c96773d11ad76b401672370
[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] ad4d309168727c5c10be1733fb4e1b1c5e4be0a4f165b3b607336ececa3419fc
[INFO] running `Command { std: "docker" "start" "-a" "ad4d309168727c5c10be1733fb4e1b1c5e4be0a4f165b3b607336ececa3419fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking lock_api v0.4.10
[INFO] [stderr]     Checking futures-channel v0.3.28
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking cron v0.12.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking jact v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `stop` is never used
[INFO] [stdout]    --> src/job.rs:110:14
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub trait Job {
[INFO] [stdout]     |           --- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 110 |     async fn stop(&mut self) -> ();
[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] [stderr]     Checking tokio-test v0.4.3
[INFO] [stdout] warning: method `stop` is never used
[INFO] [stdout]    --> src/job.rs:110:14
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub trait Job {
[INFO] [stdout]     |           --- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 110 |     async fn stop(&mut self) -> ();
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `Command { std: "docker" "inspect" "ad4d309168727c5c10be1733fb4e1b1c5e4be0a4f165b3b607336ececa3419fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4d309168727c5c10be1733fb4e1b1c5e4be0a4f165b3b607336ececa3419fc", kill_on_drop: false }`
[INFO] [stdout] ad4d309168727c5c10be1733fb4e1b1c5e4be0a4f165b3b607336ececa3419fc