[INFO] fetching crate rcgc 0.1.0...
[INFO] checking rcgc-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate rcgc 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rcgc 0.1.0 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 rcgc 0.1.0
[INFO] finished tweaking crates.io crate rcgc 0.1.0
[INFO] tweaked toml for crates.io crate rcgc 0.1.0 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]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v0.9.1 (available: v2.6.0)
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (available: v0.4.0)
[INFO] [stderr]       Adding humantime v1.3.0 (available: v2.1.0)
[INFO] [stderr]       Adding idna v0.1.5 (available: v1.0.2)
[INFO] [stderr]       Adding itertools v0.7.11 (available: v0.13.0)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (available: v2.3.1)
[INFO] [stderr]       Adding pulldown-cmark v0.1.2 (available: v0.12.1)
[INFO] [stderr]       Adding quick-error v1.2.3 (available: v2.0.1)
[INFO] [stderr]       Adding quote v0.3.15 (available: v1.0.37)
[INFO] [stderr]       Adding semver-parser v0.7.0 (available: v0.10.2)
[INFO] [stderr]       Adding syn v0.11.11 (available: v2.0.79)
[INFO] [stderr]       Adding toml v0.4.10 (available: v0.8.19)
[INFO] [stderr]       Adding unicode-xid v0.0.4 (available: v0.2.6)
[INFO] [stderr]       Adding url v1.7.2 (available: v2.5.2)
[INFO] [stderr]       Adding version-sync v0.5.0 (available: v0.9.5)
[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-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] 73930c51a854d6e73240f30c8c7ed8dbc2c686c84450d3af0e81b04f58eb1504
[INFO] running `Command { std: "docker" "start" "-a" "73930c51a854d6e73240f30c8c7ed8dbc2c686c84450d3af0e81b04f58eb1504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73930c51a854d6e73240f30c8c7ed8dbc2c686c84450d3af0e81b04f58eb1504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73930c51a854d6e73240f30c8c7ed8dbc2c686c84450d3af0e81b04f58eb1504", kill_on_drop: false }`
[INFO] [stdout] 73930c51a854d6e73240f30c8c7ed8dbc2c686c84450d3af0e81b04f58eb1504
[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] c9e8311f4b184ce53d638600fdb40810350bf364aa73252dbfaa6d107362f317
[INFO] running `Command { std: "docker" "start" "-a" "c9e8311f4b184ce53d638600fdb40810350bf364aa73252dbfaa6d107362f317", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rcgc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking version-sync v0.5.0
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.35s
[INFO] running `Command { std: "docker" "inspect" "c9e8311f4b184ce53d638600fdb40810350bf364aa73252dbfaa6d107362f317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e8311f4b184ce53d638600fdb40810350bf364aa73252dbfaa6d107362f317", kill_on_drop: false }`
[INFO] [stdout] c9e8311f4b184ce53d638600fdb40810350bf364aa73252dbfaa6d107362f317