[INFO] fetching crate human_name 1.0.1... [INFO] checking human_name-1.0.1 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130 [INFO] extracting crate human_name 1.0.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate human_name 1.0.1 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate human_name 1.0.1 [INFO] finished tweaking crates.io crate human_name 1.0.1 [INFO] tweaked toml for crates.io crate human_name 1.0.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate human_name 1.0.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ad266d9eda1bcdbe088deda4991cc7556f949fd3b4e3e3c4cafb011813cd4c27 [INFO] running `Command { std: "docker" "start" "-a" "ad266d9eda1bcdbe088deda4991cc7556f949fd3b4e3e3c4cafb011813cd4c27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad266d9eda1bcdbe088deda4991cc7556f949fd3b4e3e3c4cafb011813cd4c27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad266d9eda1bcdbe088deda4991cc7556f949fd3b4e3e3c4cafb011813cd4c27", kill_on_drop: false }` [INFO] [stdout] ad266d9eda1bcdbe088deda4991cc7556f949fd3b4e3e3c4cafb011813cd4c27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 84fddf68f3b50feaa31e68a27579b2a742eb63ff6c3169b1e9cd0edb77d4fc4d [INFO] running `Command { std: "docker" "start" "-a" "84fddf68f3b50feaa31e68a27579b2a742eb63ff6c3169b1e9cd0edb77d4fc4d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking smallvec v1.4.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking tinyvec v0.3.3 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking unidecode v0.3.0 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking phf_shared v0.8.0 [INFO] [stderr] Checking smallstr v0.2.0 [INFO] [stderr] Checking serde_json v1.0.56 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling alloc_counter_macro v0.0.1 [INFO] [stderr] Checking alloc_counter v0.0.2 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking human_name v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: `extern` fn uses type `std::option::Option>`, which is not FFI-safe [INFO] [stdout] --> src/external.rs:31:74 [INFO] [stdout] | [INFO] [stdout] 31 | pub unsafe extern "C" fn human_name_parse(input: *const libc::c_char) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `std::option::Option>`, which is not FFI-safe [INFO] [stdout] --> src/external.rs:31:74 [INFO] [stdout] | [INFO] [stdout] 31 | pub unsafe extern "C" fn human_name_parse(input: *const libc::c_char) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.93s [INFO] running `Command { std: "docker" "inspect" "84fddf68f3b50feaa31e68a27579b2a742eb63ff6c3169b1e9cd0edb77d4fc4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84fddf68f3b50feaa31e68a27579b2a742eb63ff6c3169b1e9cd0edb77d4fc4d", kill_on_drop: false }` [INFO] [stdout] 84fddf68f3b50feaa31e68a27579b2a742eb63ff6c3169b1e9cd0edb77d4fc4d