[INFO] fetching crate mailboar 0.3.4...
[INFO] checking mailboar-0.3.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate mailboar 0.3.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate mailboar 0.3.4 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] started tweaking crates.io crate mailboar 0.3.4
[INFO] finished tweaking crates.io crate mailboar 0.3.4
[INFO] tweaked toml for crates.io crate mailboar 0.3.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate mailboar 0.3.4 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0b84233a9d051f2213e19e7fd7d2913201f18b720f0fd98633007f543f0fddf0
[INFO] running `Command { std: "docker" "start" "-a" "0b84233a9d051f2213e19e7fd7d2913201f18b720f0fd98633007f543f0fddf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b84233a9d051f2213e19e7fd7d2913201f18b720f0fd98633007f543f0fddf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b84233a9d051f2213e19e7fd7d2913201f18b720f0fd98633007f543f0fddf0", kill_on_drop: false }`
[INFO] [stdout] 0b84233a9d051f2213e19e7fd7d2913201f18b720f0fd98633007f543f0fddf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8999437c1ac21a4ce4aac799e7bd2bee1491c5d686b756bb5898ce681b8c574f
[INFO] running `Command { std: "docker" "start" "-a" "8999437c1ac21a4ce4aac799e7bd2bee1491c5d686b756bb5898ce681b8c574f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking bytes v1.6.1
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking mio v1.0.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking charset v0.1.5
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking quoted_printable v0.5.1
[INFO] [stderr]     Checking http-range-header v0.4.1
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking humansize v2.1.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking askama_escape v0.10.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]     Checking mailparse v0.15.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling askama_parser v0.2.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.39.2
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking serde v1.0.204
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking tower-http v0.5.2
[INFO] [stderr]    Compiling basic-toml v0.1.9
[INFO] [stderr]     Checking hyper-util v0.1.6
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]    Compiling askama_derive v0.12.5
[INFO] [stderr]     Checking askama v0.12.1
[INFO] [stderr]     Checking mailboar_backend v0.3.4
[INFO] [stderr]     Checking mailboar_frontend v0.3.4
[INFO] [stderr]     Checking mailboar v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.89s
[INFO] running `Command { std: "docker" "inspect" "8999437c1ac21a4ce4aac799e7bd2bee1491c5d686b756bb5898ce681b8c574f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8999437c1ac21a4ce4aac799e7bd2bee1491c5d686b756bb5898ce681b8c574f", kill_on_drop: false }`
[INFO] [stdout] 8999437c1ac21a4ce4aac799e7bd2bee1491c5d686b756bb5898ce681b8c574f