[INFO] fetching crate tun2 3.1.4...
[INFO] checking tun2-3.1.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate tun2 3.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate tun2 3.1.4 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] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate tun2 3.1.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tun2 3.1.4
[INFO] tweaked toml for crates.io crate tun2 3.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate tun2 3.1.4 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] [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 12609f614a38d2cddec22fafef1b87fe74f60001faddfc699295f776e5dace96
[INFO] running `Command { std: "docker" "start" "-a" "12609f614a38d2cddec22fafef1b87fe74f60001faddfc699295f776e5dace96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12609f614a38d2cddec22fafef1b87fe74f60001faddfc699295f776e5dace96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12609f614a38d2cddec22fafef1b87fe74f60001faddfc699295f776e5dace96", kill_on_drop: false }`
[INFO] [stdout] 12609f614a38d2cddec22fafef1b87fe74f60001faddfc699295f776e5dace96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7b6eacc8dd0dae752a9e25c5aec50ce7d9764cba65ae2d597f80e46ff85f5cc9
[INFO] running `Command { std: "docker" "start" "-a" "7b6eacc8dd0dae752a9e25c5aec50ce7d9764cba65ae2d597f80e46ff85f5cc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling hwaddr v0.1.7
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking packet v0.1.4
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tun2 v3.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ctrlc2 v3.5.8
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "7b6eacc8dd0dae752a9e25c5aec50ce7d9764cba65ae2d597f80e46ff85f5cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6eacc8dd0dae752a9e25c5aec50ce7d9764cba65ae2d597f80e46ff85f5cc9", kill_on_drop: false }`
[INFO] [stdout] 7b6eacc8dd0dae752a9e25c5aec50ce7d9764cba65ae2d597f80e46ff85f5cc9