[INFO] fetching crate industrial-io 0.5.2...
[INFO] checking industrial-io-0.5.2 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate industrial-io 0.5.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate industrial-io 0.5.2 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate industrial-io 0.5.2
[INFO] finished tweaking crates.io crate industrial-io 0.5.2
[INFO] tweaked toml for crates.io crate industrial-io 0.5.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate industrial-io 0.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.59
[INFO] [stderr]   Downloaded ctrlc v3.2.4
[INFO] [stderr]   Downloaded schedule_recv v0.1.0
[INFO] [stderr]   Downloaded anyhow v1.0.53
[INFO] [stderr]   Downloaded libiio-sys v0.3.1
[INFO] [stderr]   Downloaded chrono v0.4.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e900cb579aa450afdd6e2827ec9cf1d6de35269de047f46d12e737b7f4aa5573
[INFO] running `Command { std: "docker" "start" "-a" "e900cb579aa450afdd6e2827ec9cf1d6de35269de047f46d12e737b7f4aa5573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e900cb579aa450afdd6e2827ec9cf1d6de35269de047f46d12e737b7f4aa5573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e900cb579aa450afdd6e2827ec9cf1d6de35269de047f46d12e737b7f4aa5573", kill_on_drop: false }`
[INFO] [stdout] e900cb579aa450afdd6e2827ec9cf1d6de35269de047f46d12e737b7f4aa5573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e503a4717063bd041573b3efbd14447bbfe01a0cac86f5aed0994250be04512d
[INFO] running `Command { std: "docker" "start" "-a" "e503a4717063bd041573b3efbd14447bbfe01a0cac86f5aed0994250be04512d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling libiio-sys v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking schedule_recv v0.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking ctrlc v3.2.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking industrial-io v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub use crate::buffer::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ the name `AttrIterator` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 57 | pub use crate::device::*;
[INFO] [stdout]    |         ---------------- but the name `AttrIterator` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/buffer.rs:342:64
[INFO] [stdout]     |
[INFO] [stdout] 342 |             let step: isize = ffi::iio_buffer_step(self.buf) / mem::size_of::<T>() as isize;
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:33:5
[INFO] [stdout]     |
[INFO] [stdout] 33  |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 342 -             let step: isize = ffi::iio_buffer_step(self.buf) / mem::size_of::<T>() as isize;
[INFO] [stdout] 342 +             let step: isize = ffi::iio_buffer_step(self.buf) / size_of::<T>() as isize;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/channel.rs:472:23
[INFO] [stdout]     |
[INFO] [stdout] 472 |         let sz_item = mem::size_of::<T>();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 472 -         let sz_item = mem::size_of::<T>();
[INFO] [stdout] 472 +         let sz_item = size_of::<T>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/channel.rs:498:23
[INFO] [stdout]     |
[INFO] [stdout] 498 |         let sz_item = mem::size_of::<T>();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 498 -         let sz_item = mem::size_of::<T>();
[INFO] [stdout] 498 +         let sz_item = size_of::<T>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/channel.rs:525:23
[INFO] [stdout]     |
[INFO] [stdout] 525 |         let sz_item = mem::size_of::<T>();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 525 -         let sz_item = mem::size_of::<T>();
[INFO] [stdout] 525 +         let sz_item = size_of::<T>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/channel.rs:543:23
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let sz_item = mem::size_of::<T>();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 543 -         let sz_item = mem::size_of::<T>();
[INFO] [stdout] 543 +         let sz_item = size_of::<T>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub use crate::buffer::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ the name `AttrIterator` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 57 | pub use crate::device::*;
[INFO] [stdout]    |         ---------------- but the name `AttrIterator` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/buffer.rs:342:64
[INFO] [stdout]     |
[INFO] [stdout] 342 |             let step: isize = ffi::iio_buffer_step(self.buf) / mem::size_of::<T>() as isize;
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:33:5
[INFO] [stdout]     |
[INFO] [stdout] 33  |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 342 -             let step: isize = ffi::iio_buffer_step(self.buf) / mem::size_of::<T>() as isize;
[INFO] [stdout] 342 +             let step: isize = ffi::iio_buffer_step(self.buf) / size_of::<T>() as isize;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/channel.rs:472:23
[INFO] [stdout]     |
[INFO] [stdout] 472 |         let sz_item = mem::size_of::<T>();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 472 -         let sz_item = mem::size_of::<T>();
[INFO] [stdout] 472 +         let sz_item = size_of::<T>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/channel.rs:498:23
[INFO] [stdout]     |
[INFO] [stdout] 498 |         let sz_item = mem::size_of::<T>();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 498 -         let sz_item = mem::size_of::<T>();
[INFO] [stdout] 498 +         let sz_item = size_of::<T>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/channel.rs:525:23
[INFO] [stdout]     |
[INFO] [stdout] 525 |         let sz_item = mem::size_of::<T>();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 525 -         let sz_item = mem::size_of::<T>();
[INFO] [stdout] 525 +         let sz_item = size_of::<T>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary qualification
[INFO] [stdout]    --> src/channel.rs:543:23
[INFO] [stdout]     |
[INFO] [stdout] 543 |         let sz_item = mem::size_of::<T>();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 543 -         let sz_item = mem::size_of::<T>();
[INFO] [stdout] 543 +         let sz_item = size_of::<T>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `industrial-io` (lib) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `industrial-io` (lib test) due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e503a4717063bd041573b3efbd14447bbfe01a0cac86f5aed0994250be04512d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e503a4717063bd041573b3efbd14447bbfe01a0cac86f5aed0994250be04512d", kill_on_drop: false }`
[INFO] [stdout] e503a4717063bd041573b3efbd14447bbfe01a0cac86f5aed0994250be04512d
