[INFO] fetching crate pcre2 0.2.9...
[INFO] checking pcre2-0.2.9 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate pcre2 0.2.9 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate pcre2 0.2.9 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 pcre2 0.2.9
[INFO] finished tweaking crates.io crate pcre2 0.2.9
[INFO] tweaked toml for crates.io crate pcre2 0.2.9 written to /workspace/builds/worker-5-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 7 packages to latest compatible versions
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4330cdae97fb481c6c4a9c99bc40821477210e15f6d01651cbdadb91c1fd68e6
[INFO] running `Command { std: "docker" "start" "-a" "4330cdae97fb481c6c4a9c99bc40821477210e15f6d01651cbdadb91c1fd68e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4330cdae97fb481c6c4a9c99bc40821477210e15f6d01651cbdadb91c1fd68e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4330cdae97fb481c6c4a9c99bc40821477210e15f6d01651cbdadb91c1fd68e6", kill_on_drop: false }`
[INFO] [stdout] 4330cdae97fb481c6c4a9c99bc40821477210e15f6d01651cbdadb91c1fd68e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3ba44e6c7b37ff51b5dd694b5d62c9b4d308cf71c6a12da79fcb78779c3380b1
[INFO] running `Command { std: "docker" "start" "-a" "3ba44e6c7b37ff51b5dd694b5d62c9b4d308cf71c6a12da79fcb78779c3380b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling pcre2-sys v0.2.9
[INFO] [stderr]     Checking pcre2 v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]    --> src/pool.rs:690:11
[INFO] [stdout]     |
[INFO] [stdout] 690 |     #[cfg(feature = "std")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]    --> src/pool.rs:756:11
[INFO] [stdout]     |
[INFO] [stdout] 756 |     #[cfg(feature = "std")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `std`
[INFO] [stdout]    --> src/pool.rs:791:11
[INFO] [stdout]     |
[INFO] [stdout] 791 |     #[cfg(feature = "std")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `std` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "3ba44e6c7b37ff51b5dd694b5d62c9b4d308cf71c6a12da79fcb78779c3380b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ba44e6c7b37ff51b5dd694b5d62c9b4d308cf71c6a12da79fcb78779c3380b1", kill_on_drop: false }`
[INFO] [stdout] 3ba44e6c7b37ff51b5dd694b5d62c9b4d308cf71c6a12da79fcb78779c3380b1