[INFO] crate libusb 0.3.0 is already in cache
[INFO] checking libusb-0.3.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate libusb 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate libusb 0.3.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libusb 0.3.0
[INFO] finished tweaking crates.io crate libusb 0.3.0
[INFO] tweaked toml for crates.io crate libusb 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16d1992b54eea421e87cc27affdff3e6cae99dcfdf88d18b02ae2fa9fe85e993
[INFO] running `"docker" "start" "-a" "16d1992b54eea421e87cc27affdff3e6cae99dcfdf88d18b02ae2fa9fe85e993"`
[INFO] [stderr]     Checking libusb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/device_handle.rs:410:19
[INFO] [stderr]     |
[INFO] [stderr] 410 |         let len = try!(self.read_control(request_type(Direction::In, RequestType::Standard, Recipient::Device),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/device_handle.rs:437:19
[INFO] [stderr]     |
[INFO] [stderr] 437 |         let len = try!(self.read_control(request_type(Direction::In, RequestType::Standard, Recipient::Device),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/context.rs:31:36
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let mut context = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/context.rs:74:60
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut list: *const *mut libusb_device = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device.rs:34:65
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut descriptor: libusb_device_descriptor = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device.rs:44:68
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let mut config: *const libusb_config_descriptor = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device.rs:53:68
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let mut config: *const libusb_config_descriptor = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device.rs:83:62
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut handle: *mut libusb_device_handle = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device_handle.rs:44:35
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let mut config = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device_handle.rs:145:47
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let mut transferred: c_int = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device_handle.rs:191:47
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let mut transferred: c_int = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device_handle.rs:239:47
[INFO] [stderr]     |
[INFO] [stderr] 239 |         let mut transferred: c_int = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device_handle.rs:285:47
[INFO] [stderr]     |
[INFO] [stderr] 285 |         let mut transferred: c_int = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/device_handle.rs:410:19
[INFO] [stderr]     |
[INFO] [stderr] 410 |         let len = try!(self.read_control(request_type(Direction::In, RequestType::Standard, Recipient::Device),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/device_handle.rs:437:19
[INFO] [stderr]     |
[INFO] [stderr] 437 |         let len = try!(self.read_control(request_type(Direction::In, RequestType::Standard, Recipient::Device),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/context.rs:31:36
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let mut context = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/context.rs:74:60
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut list: *const *mut libusb_device = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device.rs:34:65
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut descriptor: libusb_device_descriptor = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device.rs:44:68
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let mut config: *const libusb_config_descriptor = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device.rs:53:68
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let mut config: *const libusb_config_descriptor = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device.rs:83:62
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut handle: *mut libusb_device_handle = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device_handle.rs:44:35
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let mut config = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device_handle.rs:145:47
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let mut transferred: c_int = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device_handle.rs:191:47
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let mut transferred: c_int = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device_handle.rs:239:47
[INFO] [stderr]     |
[INFO] [stderr] 239 |         let mut transferred: c_int = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/device_handle.rs:285:47
[INFO] [stderr]     |
[INFO] [stderr] 285 |         let mut transferred: c_int = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/device_handle.rs:406:13
[INFO] [stderr]     |
[INFO] [stderr] 406 |         let mut buf_slice = unsafe {
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/device_handle.rs:433:13
[INFO] [stderr]     |
[INFO] [stderr] 433 |         let mut buf_slice = unsafe {
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/read_device.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     try!(handle.reset());
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/read_device.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let languages = try!(handle.read_languages(timeout));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/read_device.rs:66:42
[INFO] [stderr]    |
[INFO] [stderr] 66 |     println!("Active configuration: {}", try!(handle.active_configuration()));
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> examples/read_device.rs:167:5
[INFO] [stderr]     |
[INFO] [stderr] 167 |     try!(handle.set_active_configuration(endpoint.config));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> examples/read_device.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     try!(handle.claim_interface(endpoint.iface));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> examples/read_device.rs:169:5
[INFO] [stderr]     |
[INFO] [stderr] 169 |     try!(handle.set_alternate_setting(endpoint.iface, endpoint.setting));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/list_devices.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let context = try!(libusb::Context::new());
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/list_devices.rs:21:19
[INFO] [stderr]    |
[INFO] [stderr] 21 |     for device in try!(context.devices()).iter() {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/read_device.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |             let mut buf = unsafe { slice::from_raw_parts_mut((&mut vec[..]).as_mut_ptr(), vec.capacity()) };
[INFO] [stderr]     |                 ----^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/device_handle.rs:406:13
[INFO] [stderr]     |
[INFO] [stderr] 406 |         let mut buf_slice = unsafe {
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/device_handle.rs:433:13
[INFO] [stderr]     |
[INFO] [stderr] 433 |         let mut buf_slice = unsafe {
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `"docker" "inspect" "16d1992b54eea421e87cc27affdff3e6cae99dcfdf88d18b02ae2fa9fe85e993"`
[INFO] running `"docker" "rm" "-f" "16d1992b54eea421e87cc27affdff3e6cae99dcfdf88d18b02ae2fa9fe85e993"`
[INFO] [stdout] 16d1992b54eea421e87cc27affdff3e6cae99dcfdf88d18b02ae2fa9fe85e993
