[INFO] fetching crate metrics_cloudwatch_embedded 0.5.0...
[INFO] checking metrics_cloudwatch_embedded-0.5.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate metrics_cloudwatch_embedded 0.5.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate metrics_cloudwatch_embedded 0.5.0 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 metrics_cloudwatch_embedded 0.5.0
[INFO] finished tweaking crates.io crate metrics_cloudwatch_embedded 0.5.0
[INFO] tweaked toml for crates.io crate metrics_cloudwatch_embedded 0.5.0 written to /workspace/builds/worker-7-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]     Updating crates.io index
[INFO] [stderr]      Locking 150 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (available: v0.2.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding idna v0.5.0 (available: v1.0.2)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding lambda_http v0.11.4 (available: v0.13.0)
[INFO] [stderr]       Adding lambda_runtime v0.11.3 (available: v0.13.0)
[INFO] [stderr]       Adding matchers v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding metrics v0.22.3 (available: v0.23.0)
[INFO] [stderr]       Adding regex-automata v0.1.10 (available: v0.4.7)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (available: v0.8.4)
[INFO] [stderr]       Adding tower v0.4.13 (available: v0.5.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8a1ba891d4fb89b7f5f11d0500551ad3f9fda2ef97dfefa06f6bf28a6d39b7a5
[INFO] running `Command { std: "docker" "start" "-a" "8a1ba891d4fb89b7f5f11d0500551ad3f9fda2ef97dfefa06f6bf28a6d39b7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a1ba891d4fb89b7f5f11d0500551ad3f9fda2ef97dfefa06f6bf28a6d39b7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1ba891d4fb89b7f5f11d0500551ad3f9fda2ef97dfefa06f6bf28a6d39b7a5", kill_on_drop: false }`
[INFO] [stdout] 8a1ba891d4fb89b7f5f11d0500551ad3f9fda2ef97dfefa06f6bf28a6d39b7a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d02e86bbc8ddcfb5d553b21113c41fd030947fca0c544e43d92a7ec699d2a364
[INFO] running `Command { std: "docker" "start" "-a" "d02e86bbc8ddcfb5d553b21113c41fd030947fca0c544e43d92a7ec699d2a364", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]     Checking clap_builder v4.5.18
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking metrics v0.22.3
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking clap v4.5.18
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking query_map v0.7.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-serde v2.1.1
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking aws_lambda_events v0.15.1
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking tokio-stream v0.1.16
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking hyper-util v0.1.9
[INFO] [stderr]     Checking lambda_runtime_api_client v0.11.1
[INFO] [stderr]     Checking lambda_runtime v0.11.3
[INFO] [stderr]     Checking lambda_http v0.11.4
[INFO] [stderr]     Checking metrics_cloudwatch_embedded v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.85s
[INFO] running `Command { std: "docker" "inspect" "d02e86bbc8ddcfb5d553b21113c41fd030947fca0c544e43d92a7ec699d2a364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02e86bbc8ddcfb5d553b21113c41fd030947fca0c544e43d92a7ec699d2a364", kill_on_drop: false }`
[INFO] [stdout] d02e86bbc8ddcfb5d553b21113c41fd030947fca0c544e43d92a7ec699d2a364