[INFO] fetching crate libproxy 0.1.1...
[INFO] checking libproxy-0.1.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate libproxy 0.1.1 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate libproxy 0.1.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libproxy 0.1.1
[INFO] finished tweaking crates.io crate libproxy 0.1.1
[INFO] tweaked toml for crates.io crate libproxy 0.1.1 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate crates.io crate libproxy 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d6fa3e184646e0ae4d079b6e577686ee95a1828078033a1464cc64029421d4e
[INFO] running `Command { std: "docker" "start" "-a" "3d6fa3e184646e0ae4d079b6e577686ee95a1828078033a1464cc64029421d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d6fa3e184646e0ae4d079b6e577686ee95a1828078033a1464cc64029421d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6fa3e184646e0ae4d079b6e577686ee95a1828078033a1464cc64029421d4e", kill_on_drop: false }`
[INFO] [stdout] 3d6fa3e184646e0ae4d079b6e577686ee95a1828078033a1464cc64029421d4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f129e0bc970dfd6954c4b56b13d3478aa1daee034c4907cc09204df14e9728a
[INFO] running `Command { std: "docker" "start" "-a" "7f129e0bc970dfd6954c4b56b13d3478aa1daee034c4907cc09204df14e9728a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking libproxy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]   --> src/proxy_sys.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[no_mangle]
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 17 |     pub fn px_proxy_factory_new() -> *mut pxProxyFactory;
[INFO] [stdout]    |     ----------------------------------------------------- foreign function
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]   --> src/proxy_sys.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |       #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 71 | /     pub fn px_proxy_factory_get_proxies(
[INFO] [stdout] 72 | |         proxy_factory: *mut pxProxyFactory,
[INFO] [stdout] 73 | |         url: *const c_char,
[INFO] [stdout] 74 | |     ) -> *mut *mut c_char;
[INFO] [stdout]    | |__________________________- foreign function
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]   --> src/proxy_sys.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     #[no_mangle]
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 80 |     pub fn px_proxy_factory_free(proxy_factory: *mut pxProxyFactory);
[INFO] [stdout]    |     ----------------------------------------------------------------- foreign function
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]   --> src/proxy_sys.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[no_mangle]
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 17 |     pub fn px_proxy_factory_new() -> *mut pxProxyFactory;
[INFO] [stdout]    |     ----------------------------------------------------- foreign function
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]   --> src/proxy_sys.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |       #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 71 | /     pub fn px_proxy_factory_get_proxies(
[INFO] [stdout] 72 | |         proxy_factory: *mut pxProxyFactory,
[INFO] [stdout] 73 | |         url: *const c_char,
[INFO] [stdout] 74 | |     ) -> *mut *mut c_char;
[INFO] [stdout]    | |__________________________- foreign function
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` has no effect on a foreign function
[INFO] [stdout]   --> src/proxy_sys.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     #[no_mangle]
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] 80 |     pub fn px_proxy_factory_free(proxy_factory: *mut pxProxyFactory);
[INFO] [stdout]    |     ----------------------------------------------------------------- foreign function
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: symbol names in extern blocks are not mangled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a module
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub mod error;
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an enum
[INFO] [stdout]  --> src/error.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Error {
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a module
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub mod ffi;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a module
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub mod proxies;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "7f129e0bc970dfd6954c4b56b13d3478aa1daee034c4907cc09204df14e9728a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f129e0bc970dfd6954c4b56b13d3478aa1daee034c4907cc09204df14e9728a", kill_on_drop: false }`
[INFO] [stdout] 7f129e0bc970dfd6954c4b56b13d3478aa1daee034c4907cc09204df14e9728a