[INFO] fetching crate objc 0.2.7...
[INFO] checking objc-0.2.7 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate objc 0.2.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate objc 0.2.7 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 objc 0.2.7
[INFO] finished tweaking crates.io crate objc 0.2.7
[INFO] tweaked toml for crates.io crate objc 0.2.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate objc 0.2.7 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] 7e663a9394df3744f7442b6f09c71885e0606da73e20b6d748f18303a4946ab1
[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" "7e663a9394df3744f7442b6f09c71885e0606da73e20b6d748f18303a4946ab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e663a9394df3744f7442b6f09c71885e0606da73e20b6d748f18303a4946ab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e663a9394df3744f7442b6f09c71885e0606da73e20b6d748f18303a4946ab1", kill_on_drop: false }`
[INFO] [stdout] 7e663a9394df3744f7442b6f09c71885e0606da73e20b6d748f18303a4946ab1
[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] f331bb3df3939fcf0f41a9a212e1bb533451c2133fb9162ffc42866d97000a82
[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" "f331bb3df3939fcf0f41a9a212e1bb533451c2133fb9162ffc42866d97000a82", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.57
[INFO] [stderr]     Checking malloc_buf v0.0.6
[INFO] [stderr]     Checking objc v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/test_utils.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/test_utils.rs:66:42
[INFO] [stdout]    |
[INFO] [stdout] 66 |     static REGISTER_CUSTOM_CLASS: Once = ONCE_INIT;
[INFO] [stdout]    |                                          ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/test_utils.rs:125:45
[INFO] [stdout]     |
[INFO] [stdout] 125 |     static REGISTER_CUSTOM_PROTOCOL: Once = ONCE_INIT;
[INFO] [stdout]     |                                             ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/test_utils.rs:141:48
[INFO] [stdout]     |
[INFO] [stdout] 141 |     static REGISTER_CUSTOM_SUBPROTOCOL: Once = ONCE_INIT;
[INFO] [stdout]     |                                                ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]    --> src/test_utils.rs:161:45
[INFO] [stdout]     |
[INFO] [stdout] 161 |     static REGISTER_CUSTOM_SUBCLASS: Once = ONCE_INIT;
[INFO] [stdout]     |                                             ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stdout]   --> src/encode.rs:75:31
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let s = self.as_str().trim_left_matches(QUALIFIERS);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stdout]   --> src/encode.rs:76:32
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let o = other.as_str().trim_left_matches(QUALIFIERS);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stdout]   --> src/encode.rs:75:31
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let s = self.as_str().trim_left_matches(QUALIFIERS);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stdout]   --> src/encode.rs:76:32
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let o = other.as_str().trim_left_matches(QUALIFIERS);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `test_utils::CustomStruct`, which is not FFI-safe
[INFO] [stdout]   --> src/test_utils.rs:86:71
[INFO] [stdout]    |
[INFO] [stdout] 86 |         extern fn custom_obj_get_struct(_this: &Object, _cmd: Sel) -> CustomStruct {
[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)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/test_utils.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / pub struct CustomStruct {
[INFO] [stdout] 46 | |     pub a: u64,
[INFO] [stdout] 47 | |     pub b: u64,
[INFO] [stdout] 48 | |     pub c: u64,
[INFO] [stdout] 49 | |     pub d: u64,
[INFO] [stdout] 50 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "f331bb3df3939fcf0f41a9a212e1bb533451c2133fb9162ffc42866d97000a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f331bb3df3939fcf0f41a9a212e1bb533451c2133fb9162ffc42866d97000a82", kill_on_drop: false }`
[INFO] [stdout] f331bb3df3939fcf0f41a9a212e1bb533451c2133fb9162ffc42866d97000a82
