[INFO] fetching crate vector_mapp 0.3.3...
[INFO] checking vector_mapp-0.3.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate vector_mapp 0.3.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate vector_mapp 0.3.3 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 vector_mapp 0.3.3
[INFO] finished tweaking crates.io crate vector_mapp 0.3.3
[INFO] tweaked toml for crates.io crate vector_mapp 0.3.3 written to /workspace/builds/worker-4-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 88 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (available: v0.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding clap v3.2.25 (available: v4.5.18)
[INFO] [stderr]       Adding clap_lex v0.2.4 (available: v0.7.2)
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.5.1)
[INFO] [stderr]       Adding hashbrown v0.12.3 (available: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (available: v0.4.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (available: v7.0.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] e4d823ce8b2282394db05e38b7b199398f53c442e7941b531dea7ffbc322cf23
[INFO] running `Command { std: "docker" "start" "-a" "e4d823ce8b2282394db05e38b7b199398f53c442e7941b531dea7ffbc322cf23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4d823ce8b2282394db05e38b7b199398f53c442e7941b531dea7ffbc322cf23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d823ce8b2282394db05e38b7b199398f53c442e7941b531dea7ffbc322cf23", kill_on_drop: false }`
[INFO] [stdout] e4d823ce8b2282394db05e38b7b199398f53c442e7941b531dea7ffbc322cf23
[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] 9208fb3dff7acfe42b1b1f18c31a23fcf21dde105b2b5d4b3cf30b2405abf2bf
[INFO] running `Command { std: "docker" "start" "-a" "9208fb3dff7acfe42b1b1f18c31a23fcf21dde105b2b5d4b3cf30b2405abf2bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling docfg v0.1.0
[INFO] [stderr]     Checking vector_mapp v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `file_create_new` has been stable since 1.77.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> benches/bench.rs:2:49
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_collect_into, iter_intersperse, file_create_new)]
[INFO] [stdout]   |                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` 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 5.98s
[INFO] running `Command { std: "docker" "inspect" "9208fb3dff7acfe42b1b1f18c31a23fcf21dde105b2b5d4b3cf30b2405abf2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9208fb3dff7acfe42b1b1f18c31a23fcf21dde105b2b5d4b3cf30b2405abf2bf", kill_on_drop: false }`
[INFO] [stdout] 9208fb3dff7acfe42b1b1f18c31a23fcf21dde105b2b5d4b3cf30b2405abf2bf