[INFO] fetching crate turbosloth 0.2.0... [INFO] checking turbosloth-0.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate turbosloth 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate turbosloth 0.2.0 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] removed /workspace/builds/worker-0-tc2/source/rust-toolchain [INFO] started tweaking crates.io crate turbosloth 0.2.0 [INFO] finished tweaking crates.io crate turbosloth 0.2.0 [INFO] tweaked toml for crates.io crate turbosloth 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate turbosloth 0.2.0 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 36fcc3eb7c81e4f37777cdc4ffaaf7084c186e36ce6531a6973f1ff762383f02 [INFO] running `Command { std: "docker" "start" "-a" "36fcc3eb7c81e4f37777cdc4ffaaf7084c186e36ce6531a6973f1ff762383f02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36fcc3eb7c81e4f37777cdc4ffaaf7084c186e36ce6531a6973f1ff762383f02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36fcc3eb7c81e4f37777cdc4ffaaf7084c186e36ce6531a6973f1ff762383f02", kill_on_drop: false }` [INFO] [stdout] 36fcc3eb7c81e4f37777cdc4ffaaf7084c186e36ce6531a6973f1ff762383f02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d0fff063e3635fd8f47a116411b5f902845d51e2619bf201e9277d0a8cc17efd [INFO] running `Command { std: "docker" "start" "-a" "d0fff063e3635fd8f47a116411b5f902845d51e2619bf201e9277d0a8cc17efd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking twox-hash v1.5.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.10 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.15 [INFO] [stderr] Checking hotwatch v0.4.3 [INFO] [stderr] Compiling async-trait v0.1.36 [INFO] [stderr] Checking turbosloth v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> examples/invalidate.rs:52:10 [INFO] [stdout] | [INFO] [stdout] 52 | (REFORBLE.as_ref().unwrap())(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.45s [INFO] running `Command { std: "docker" "inspect" "d0fff063e3635fd8f47a116411b5f902845d51e2619bf201e9277d0a8cc17efd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0fff063e3635fd8f47a116411b5f902845d51e2619bf201e9277d0a8cc17efd", kill_on_drop: false }` [INFO] [stdout] d0fff063e3635fd8f47a116411b5f902845d51e2619bf201e9277d0a8cc17efd