[INFO] fetching crate heavykeeper 0.2.2...
[INFO] checking heavykeeper-0.2.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate heavykeeper 0.2.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate heavykeeper 0.2.2 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 heavykeeper 0.2.2
[INFO] finished tweaking crates.io crate heavykeeper 0.2.2
[INFO] tweaked toml for crates.io crate heavykeeper 0.2.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate heavykeeper 0.2.2 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] 553d66be8c222ae28a3b730b55fffbc507c81212a3db6f1112b25fdaa27b02ec
[INFO] running `Command { std: "docker" "start" "-a" "553d66be8c222ae28a3b730b55fffbc507c81212a3db6f1112b25fdaa27b02ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "553d66be8c222ae28a3b730b55fffbc507c81212a3db6f1112b25fdaa27b02ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553d66be8c222ae28a3b730b55fffbc507c81212a3db6f1112b25fdaa27b02ec", kill_on_drop: false }`
[INFO] [stdout] 553d66be8c222ae28a3b730b55fffbc507c81212a3db6f1112b25fdaa27b02ec
[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] 43a1e41384aa91dfdd54bd5e3a58a5f860c4c642a934070d448a0af4cfbf2e4a
[INFO] running `Command { std: "docker" "start" "-a" "43a1e41384aa91dfdd54bd5e3a58a5f860c4c642a934070d448a0af4cfbf2e4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking clap_builder v4.5.7
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking plotters-svg v0.3.6
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking priority-queue v2.0.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking plotters v0.3.6
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking zipf v7.0.1
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling clap_derive v4.5.5
[INFO] [stderr]     Checking clap v4.5.7
[INFO] [stderr]     Checking heavykeeper v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: function `read_in_trace` is never used
[INFO] [stdout]   --> examples/ip_files.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn read_in_trace(trace_prefix: &str, max_item_num: usize) -> io::Result<(Vec<Vec<u8>>, HashMap<Vec<u8>, u32>)> {
[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 14.17s
[INFO] running `Command { std: "docker" "inspect" "43a1e41384aa91dfdd54bd5e3a58a5f860c4c642a934070d448a0af4cfbf2e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a1e41384aa91dfdd54bd5e3a58a5f860c4c642a934070d448a0af4cfbf2e4a", kill_on_drop: false }`
[INFO] [stdout] 43a1e41384aa91dfdd54bd5e3a58a5f860c4c642a934070d448a0af4cfbf2e4a