[INFO] fetching crate mold 0.0.1... [INFO] checking mold-0.0.1 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] extracting crate mold 0.0.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate mold 0.0.1 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate mold 0.0.1 [INFO] finished tweaking crates.io crate mold 0.0.1 [INFO] tweaked toml for crates.io crate mold 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df5eae53d9ba9c745d5c2486688fa25ba5d5c67891d7518b8bfe5a4a7e89c945 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "df5eae53d9ba9c745d5c2486688fa25ba5d5c67891d7518b8bfe5a4a7e89c945", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df5eae53d9ba9c745d5c2486688fa25ba5d5c67891d7518b8bfe5a4a7e89c945", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df5eae53d9ba9c745d5c2486688fa25ba5d5c67891d7518b8bfe5a4a7e89c945", kill_on_drop: false }` [INFO] [stdout] df5eae53d9ba9c745d5c2486688fa25ba5d5c67891d7518b8bfe5a4a7e89c945 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 78061e568b94a8abb1999420c6290cf879dec62e9a0d3581b6767ecda230c5a4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "78061e568b94a8abb1999420c6290cf879dec62e9a0d3581b6767ecda230c5a4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking mold v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:10:38 [INFO] [stdout] | [INFO] [stdout] 10 | init: RwLock Box<(Any + Send + Sync + 'static)> + 'static>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Box<(Any + Send + Sync + 'static)> + 'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:10:51 [INFO] [stdout] | [INFO] [stdout] 10 | init: RwLock Box<(Any + Send + Sync + 'static)> + 'static>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:11:47 [INFO] [stdout] | [INFO] [stdout] 11 | instances: RwLock>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | C: Fn() -> Box + 'static, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:55:57 [INFO] [stdout] | [INFO] [stdout] 55 | return Arc::clone(&*(instance as *const Any as *const Arc>)); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:10:38 [INFO] [stdout] | [INFO] [stdout] 10 | init: RwLock Box<(Any + Send + Sync + 'static)> + 'static>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Box<(Any + Send + Sync + 'static)> + 'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:10:51 [INFO] [stdout] | [INFO] [stdout] 10 | init: RwLock Box<(Any + Send + Sync + 'static)> + 'static>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:11:47 [INFO] [stdout] | [INFO] [stdout] 11 | instances: RwLock>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | C: Fn() -> Box + 'static, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:55:57 [INFO] [stdout] | [INFO] [stdout] 55 | return Arc::clone(&*(instance as *const Any as *const Arc>)); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.77s [INFO] running `Command { std: "docker" "inspect" "78061e568b94a8abb1999420c6290cf879dec62e9a0d3581b6767ecda230c5a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78061e568b94a8abb1999420c6290cf879dec62e9a0d3581b6767ecda230c5a4", kill_on_drop: false }` [INFO] [stdout] 78061e568b94a8abb1999420c6290cf879dec62e9a0d3581b6767ecda230c5a4