[INFO] fetching crate spirit-cfg-helpers 0.4.0...
[INFO] checking spirit-cfg-helpers-0.4.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate spirit-cfg-helpers 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate spirit-cfg-helpers 0.4.0 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 spirit-cfg-helpers 0.4.0
[INFO] finished tweaking crates.io crate spirit-cfg-helpers 0.4.0
[INFO] tweaked toml for crates.io crate spirit-cfg-helpers 0.4.0 written to /workspace/builds/worker-4-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 80 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (available: v0.7.6)
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.18)
[INFO] [stderr]       Adding config v0.11.0 (available: v0.14.0)
[INFO] [stderr]       Adding fallible-iterator v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (available: v0.14.5)
[INFO] [stderr]       Adding heck v0.3.3 (available: v0.5.0)
[INFO] [stderr]       Adding idna v0.5.0 (available: v1.0.2)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.5.0)
[INFO] [stderr]       Adding itertools v0.8.2 (available: v0.13.0)
[INFO] [stderr]       Adding lexical-core v0.7.6 (available: v1.0.2)
[INFO] [stderr]       Adding nom v5.1.3 (available: v7.1.3)
[INFO] [stderr]       Adding pulldown-cmark v0.9.6 (available: v0.12.1)
[INFO] [stderr]       Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] [stderr]       Adding textwrap v0.11.0 (available: v0.16.1)
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.8.19)
[INFO] [stderr]       Adding toml v0.7.8 (available: v0.8.19)
[INFO] [stderr]       Adding toml_edit v0.19.15 (available: v0.22.22)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.0)
[INFO] [stderr]       Adding unindent v0.1.11 (available: v0.2.3)
[INFO] [stderr]       Adding winnow v0.5.40 (available: v0.6.20)
[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] [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 76b88058eb5405d7e9b26a9c465ab94f5fd65cf0a320497d25c67af07ec31ca3
[INFO] running `Command { std: "docker" "start" "-a" "76b88058eb5405d7e9b26a9c465ab94f5fd65cf0a320497d25c67af07ec31ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76b88058eb5405d7e9b26a9c465ab94f5fd65cf0a320497d25c67af07ec31ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b88058eb5405d7e9b26a9c465ab94f5fd65cf0a320497d25c67af07ec31ca3", kill_on_drop: false }`
[INFO] [stdout] 76b88058eb5405d7e9b26a9c465ab94f5fd65cf0a320497d25c67af07ec31ca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2d7b58c4978261fc44ec28f0d56d8e19b4c67c1289cb4c15ce7e18055088ef8a
[INFO] running `Command { std: "docker" "start" "-a" "2d7b58c4978261fc44ec28f0d56d8e19b4c67c1289cb4c15ce7e18055088ef8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking err-context v0.1.0
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structdoc-derive v0.1.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking structdoc v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking serde_ignored v0.1.10
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking config v0.11.0
[INFO] [stderr]     Checking spirit v0.4.21
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking spirit-cfg-helpers v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking version-sync v0.9.5
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.10s
[INFO] running `Command { std: "docker" "inspect" "2d7b58c4978261fc44ec28f0d56d8e19b4c67c1289cb4c15ce7e18055088ef8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7b58c4978261fc44ec28f0d56d8e19b4c67c1289cb4c15ce7e18055088ef8a", kill_on_drop: false }`
[INFO] [stdout] 2d7b58c4978261fc44ec28f0d56d8e19b4c67c1289cb4c15ce7e18055088ef8a