[INFO] fetching crate atomicring 1.2.9...
[INFO] checking atomicring-1.2.9 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate atomicring 1.2.9 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate atomicring 1.2.9 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 atomicring 1.2.9
[INFO] finished tweaking crates.io crate atomicring 1.2.9
[INFO] tweaked toml for crates.io crate atomicring 1.2.9 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (available: v0.9.10)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (available: v0.5.6)
[INFO] [stderr]       Adding serial_test v0.5.1 (available: v3.1.1)
[INFO] [stderr]       Adding serial_test_derive v0.5.1 (available: v3.1.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[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-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b529e0c7328d51035ab6304df486c5ce68ab9f89ff08b595ac46c81358aac9f
[INFO] running `Command { std: "docker" "start" "-a" "5b529e0c7328d51035ab6304df486c5ce68ab9f89ff08b595ac46c81358aac9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b529e0c7328d51035ab6304df486c5ce68ab9f89ff08b595ac46c81358aac9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b529e0c7328d51035ab6304df486c5ce68ab9f89ff08b595ac46c81358aac9f", kill_on_drop: false }`
[INFO] [stdout] 5b529e0c7328d51035ab6304df486c5ce68ab9f89ff08b595ac46c81358aac9f
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e830220ee6d6d0e3974b0385df07c63f7f634f8e37483c6a4c5afb2c8940361a
[INFO] running `Command { std: "docker" "start" "-a" "e830220ee6d6d0e3974b0385df07c63f7f634f8e37483c6a4c5afb2c8940361a", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking mpmc v0.1.6
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking atomicring v1.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]     Checking serial_test v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `Command { std: "docker" "inspect" "e830220ee6d6d0e3974b0385df07c63f7f634f8e37483c6a4c5afb2c8940361a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e830220ee6d6d0e3974b0385df07c63f7f634f8e37483c6a4c5afb2c8940361a", kill_on_drop: false }`
[INFO] [stdout] e830220ee6d6d0e3974b0385df07c63f7f634f8e37483c6a4c5afb2c8940361a