[INFO] fetching crate any_terminal_size 0.1.21...
[INFO] linting any_terminal_size-0.1.21 against nightly for clippy-nonminimal_bool-denied
[INFO] extracting crate any_terminal_size 0.1.21 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate any_terminal_size 0.1.21
[INFO] finished tweaking crates.io crate any_terminal_size 0.1.21
[INFO] tweaked toml for crates.io crate any_terminal_size 0.1.21 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate any_terminal_size 0.1.21 on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate any_terminal_size 0.1.21 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56441b263096109fe2d84152ab9b09171f1bede08b8e397a37da60a304ebe519
[INFO] running `Command { std: "docker" "start" "-a" "56441b263096109fe2d84152ab9b09171f1bede08b8e397a37da60a304ebe519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56441b263096109fe2d84152ab9b09171f1bede08b8e397a37da60a304ebe519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56441b263096109fe2d84152ab9b09171f1bede08b8e397a37da60a304ebe519", kill_on_drop: false }`
[INFO] [stdout] 56441b263096109fe2d84152ab9b09171f1bede08b8e397a37da60a304ebe519
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfecdfff8e72286c2b4be679bba157fd6249b8e7ad28391ce6be661714622c13
[INFO] running `Command { std: "docker" "start" "-a" "dfecdfff8e72286c2b4be679bba157fd6249b8e7ad28391ce6be661714622c13", kill_on_drop: false }`
[INFO] [stderr]    Compiling any_terminal_size v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix/unix_impl.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     return Ok(ppid);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     return Ok(ppid);
[INFO] [stdout] 24 +     Ok(ppid)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix/unix_impl.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     return Ok(ppid);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     return Ok(ppid);
[INFO] [stdout] 24 +     Ok(ppid)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix/unix_impl.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     return None;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     return None;
[INFO] [stdout] 42 +     None
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix/unix_impl.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     return None;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     return None;
[INFO] [stdout] 42 +     None
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix/unix_impl.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     return None;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 65 -     return None;
[INFO] [stdout] 65 +     None
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix/unix_impl.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     return None;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 65 -     return None;
[INFO] [stdout] 65 +     None
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |         if !size.is_none() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `ppid_ret` after checking its variant with `is_err`
[INFO] [stdout]   --> src/unix/unix_impl.rs:88:20
[INFO] [stdout]    |
[INFO] [stdout] 85 |         if ppid_ret.is_err() {
[INFO] [stdout]    |         -------------------- help: try: `if let Ok(<item>) = ppid_ret`
[INFO] [stdout] ...
[INFO] [stdout] 88 |             ppid = ppid_ret.unwrap();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_unwrap)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     if !size.is_none() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/unix/unix_impl.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |         if !size.is_none() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^ help: try: `size.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `ppid_ret` after checking its variant with `is_err`
[INFO] [stdout]   --> src/unix/unix_impl.rs:88:20
[INFO] [stdout]    |
[INFO] [stdout] 85 |         if ppid_ret.is_err() {
[INFO] [stdout]    |         -------------------- help: try: `if let Ok(<item>) = ppid_ret`
[INFO] [stdout] ...
[INFO] [stdout] 88 |             ppid = ppid_ret.unwrap();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_unwrap)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     return unix_impl::terminal_size();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 10 -     return unix_impl::terminal_size();
[INFO] [stdout] 10 +     unix_impl::terminal_size()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     return unix_impl::terminal_size();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 10 -     return unix_impl::terminal_size();
[INFO] [stdout] 10 +     unix_impl::terminal_size()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     return unix_impl::terminal_size_of_process(process_id);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     return unix_impl::terminal_size_of_process(process_id);
[INFO] [stdout] 18 +     unix_impl::terminal_size_of_process(process_id)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/unix.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     return unix_impl::terminal_size_of_process(process_id);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     return unix_impl::terminal_size_of_process(process_id);
[INFO] [stdout] 18 +     unix_impl::terminal_size_of_process(process_id)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "dfecdfff8e72286c2b4be679bba157fd6249b8e7ad28391ce6be661714622c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfecdfff8e72286c2b4be679bba157fd6249b8e7ad28391ce6be661714622c13", kill_on_drop: false }`
[INFO] [stdout] dfecdfff8e72286c2b4be679bba157fd6249b8e7ad28391ce6be661714622c13