[INFO] fetching crate kcpserver 1.1.5...
[INFO] checking kcpserver-1.1.5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate kcpserver 1.1.5 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate kcpserver 1.1.5 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 kcpserver 1.1.5
[INFO] finished tweaking crates.io crate kcpserver 1.1.5
[INFO] tweaked toml for crates.io crate kcpserver 1.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate kcpserver 1.1.5 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4b7f1b54cee0fef5f102aa1ad4dd1fe813a58bedcf0245409d787146218e96f7
[INFO] running `Command { std: "docker" "start" "-a" "4b7f1b54cee0fef5f102aa1ad4dd1fe813a58bedcf0245409d787146218e96f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b7f1b54cee0fef5f102aa1ad4dd1fe813a58bedcf0245409d787146218e96f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7f1b54cee0fef5f102aa1ad4dd1fe813a58bedcf0245409d787146218e96f7", kill_on_drop: false }`
[INFO] [stdout] 4b7f1b54cee0fef5f102aa1ad4dd1fe813a58bedcf0245409d787146218e96f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cc84ddbbbf75558d912e51455b92c099d170513950306d779d90bd312e1a7f9c
[INFO] running `Command { std: "docker" "start" "-a" "cc84ddbbbf75558d912e51455b92c099d170513950306d779d90bd312e1a7f9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking rmp-serde v1.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling auto_impl v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking data-rw v1.6.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking udp_server v1.0.4
[INFO] [stderr]     Checking kcpserver v1.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.90s
[INFO] running `Command { std: "docker" "inspect" "cc84ddbbbf75558d912e51455b92c099d170513950306d779d90bd312e1a7f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc84ddbbbf75558d912e51455b92c099d170513950306d779d90bd312e1a7f9c", kill_on_drop: false }`
[INFO] [stdout] cc84ddbbbf75558d912e51455b92c099d170513950306d779d90bd312e1a7f9c