[INFO] fetching crate lsio 0.1.18...
[INFO] checking lsio-0.1.18 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate lsio 0.1.18 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lsio 0.1.18 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lsio 0.1.18
[INFO] finished tweaking crates.io crate lsio 0.1.18
[INFO] tweaked toml for crates.io crate lsio 0.1.18 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded errno v0.1.8
[INFO] [stderr]   Downloaded rpassword v0.2.3
[INFO] [stderr]   Downloaded toml v0.2.1
[INFO] [stderr]   Downloaded thread-id v2.0.0
[INFO] [stderr]   Downloaded aho-corasick v0.5.3
[INFO] [stderr]   Downloaded regex v0.1.80
[INFO] [stderr]   Downloaded memchr v0.1.11
[INFO] [stderr]   Downloaded utf8-ranges v0.1.3
[INFO] [stderr]   Downloaded regex-syntax v0.3.9
[INFO] [stderr]   Downloaded thread_local v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a5637c94c7df725bba561d56b881fc55b87c7ebf6e97c4c4e337063d4afcaeb
[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" "6a5637c94c7df725bba561d56b881fc55b87c7ebf6e97c4c4e337063d4afcaeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a5637c94c7df725bba561d56b881fc55b87c7ebf6e97c4c4e337063d4afcaeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a5637c94c7df725bba561d56b881fc55b87c7ebf6e97c4c4e337063d4afcaeb", kill_on_drop: false }`
[INFO] [stdout] 6a5637c94c7df725bba561d56b881fc55b87c7ebf6e97c4c4e337063d4afcaeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 842bb6ff1fd23fe1fae3eba2b468be211ea2672ae28269f223172885c42a91dc
[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" "842bb6ff1fd23fe1fae3eba2b468be211ea2672ae28269f223172885c42a91dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking errno v0.1.8
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking rpassword v0.2.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking lsio v0.1.18 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `println_color_quiet` is defined multiple times
[INFO] [stdout]    --> src/macros.rs:100:1
[INFO] [stdout]     |
[INFO] [stdout] 52  | macro_rules! println_color_quiet {
[INFO] [stdout]     | -------------------------------- previous definition of the macro `println_color_quiet` here
[INFO] [stdout] ...
[INFO] [stdout] 100 | macro_rules! println_color_quiet {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `println_color_quiet` redefined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `println_color_quiet` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `println_color_quiet` is defined multiple times
[INFO] [stdout]    --> src/macros.rs:100:1
[INFO] [stdout]     |
[INFO] [stdout] 52  | macro_rules! println_color_quiet {
[INFO] [stdout]     | -------------------------------- previous definition of the macro `println_color_quiet` here
[INFO] [stdout] ...
[INFO] [stdout] 100 | macro_rules! println_color_quiet {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `println_color_quiet` redefined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `println_color_quiet` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/commands.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 |             output = try!(Command::new(cmd).args(args).output());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/commands.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |             output = try!(run_cli(arg_string));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/commands.rs:46:18
[INFO] [stdout]    |
[INFO] [stdout] 46 |         output = try!(run_cli(cmd.to_string()));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/commands.rs:64:18
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let output = try!(Command::new("sh").arg("-c").arg(&cmd_line).output());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/system.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let socket = try!(UdpSocket::bind("0.0.0.0:0"));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/system.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let _ = try!(socket.connect(if dns.is_empty() {GOOGLE_DNS} else {&ip}));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/system.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let addr = try!(socket.local_addr());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/system.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let s = try!(slice.to_str());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/commands.rs:30:68
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn run_args(cmd: &str, args: &[String], shell: bool) -> Result<(Output)> {
[INFO] [stdout]    |                                                                    ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/commands.rs:63:44
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn run_cli(cmd_line: String) -> Result<(Output)> {
[INFO] [stdout]    |                                            ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/commands.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 |             output = try!(Command::new(cmd).args(args).output());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/commands.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |             output = try!(run_cli(arg_string));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/commands.rs:46:18
[INFO] [stdout]    |
[INFO] [stdout] 46 |         output = try!(run_cli(cmd.to_string()));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/commands.rs:64:18
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let output = try!(Command::new("sh").arg("-c").arg(&cmd_line).output());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/system.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let socket = try!(UdpSocket::bind("0.0.0.0:0"));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/system.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let _ = try!(socket.connect(if dns.is_empty() {GOOGLE_DNS} else {&ip}));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/system.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let addr = try!(socket.local_addr());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/system.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let s = try!(slice.to_str());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/commands.rs:30:68
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn run_args(cmd: &str, args: &[String], shell: bool) -> Result<(Output)> {
[INFO] [stdout]    |                                                                    ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/commands.rs:63:44
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn run_cli(cmd_line: String) -> Result<(Output)> {
[INFO] [stdout]    |                                            ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/system.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let mut utsname: libc::utsname = mem::uninitialized();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/system.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let mut utsname: libc::utsname = mem::uninitialized();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:123:39
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Error::IO(ref err) => err.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:123:39
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Error::IO(ref err) => err.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lsio`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "842bb6ff1fd23fe1fae3eba2b468be211ea2672ae28269f223172885c42a91dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842bb6ff1fd23fe1fae3eba2b468be211ea2672ae28269f223172885c42a91dc", kill_on_drop: false }`
[INFO] [stdout] 842bb6ff1fd23fe1fae3eba2b468be211ea2672ae28269f223172885c42a91dc
