[INFO] fetching crate human_name 1.0.1...
[INFO] checking human_name-1.0.1 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate human_name 1.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate human_name 1.0.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-6/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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e6489d8e1eb96c29b6ab4bb31b9596755f5f2b17d36c480fe69dce0467bcc2d
[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" "0e6489d8e1eb96c29b6ab4bb31b9596755f5f2b17d36c480fe69dce0467bcc2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e6489d8e1eb96c29b6ab4bb31b9596755f5f2b17d36c480fe69dce0467bcc2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e6489d8e1eb96c29b6ab4bb31b9596755f5f2b17d36c480fe69dce0467bcc2d", kill_on_drop: false }`
[INFO] [stdout] 0e6489d8e1eb96c29b6ab4bb31b9596755f5f2b17d36c480fe69dce0467bcc2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc6c3ad823cfd5eacf47f1bbf85772ecde72196534e8c844984aeb61f07e154c
[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" "dc6c3ad823cfd5eacf47f1bbf85772ecde72196534e8c844984aeb61f07e154c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]     Checking smallstr v0.2.0
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.14
[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]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking alloc_counter v0.0.2
[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<std::boxed::Box<Name>>`, 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<Box<Name>> {
[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<std::boxed::Box<Name>>`, 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<Box<Name>> {
[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 40.85s
[INFO] running `Command { std: "docker" "inspect" "dc6c3ad823cfd5eacf47f1bbf85772ecde72196534e8c844984aeb61f07e154c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6c3ad823cfd5eacf47f1bbf85772ecde72196534e8c844984aeb61f07e154c", kill_on_drop: false }`
[INFO] [stdout] dc6c3ad823cfd5eacf47f1bbf85772ecde72196534e8c844984aeb61f07e154c
