[INFO] fetching crate tty 0.5.0...
[INFO] checking tty-0.5.0 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate tty 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tty 0.5.0 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 tty 0.5.0
[INFO] finished tweaking crates.io crate tty 0.5.0
[INFO] tweaked toml for crates.io crate tty 0.5.0 written to /workspace/builds/worker-4/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] df71137e4af42f7e0d89bea9dc2078ed7942ed155abe2f04de35252701ea64f0
[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" "df71137e4af42f7e0d89bea9dc2078ed7942ed155abe2f04de35252701ea64f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df71137e4af42f7e0d89bea9dc2078ed7942ed155abe2f04de35252701ea64f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df71137e4af42f7e0d89bea9dc2078ed7942ed155abe2f04de35252701ea64f0", kill_on_drop: false }`
[INFO] [stdout] df71137e4af42f7e0d89bea9dc2078ed7942ed155abe2f04de35252701ea64f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d1f94865b7755d50381f07c66fcf22e31ddbb31af6eaeccb43f1fb86eab5e49
[INFO] running `Command { std: "docker" "start" "-a" "4d1f94865b7755d50381f07c66fcf22e31ddbb31af6eaeccb43f1fb86eab5e49", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking fd v0.2.3
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking bit-set v0.2.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking chan-signal v0.1.7
[INFO] [stderr]     Checking tty v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(process_exec)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:119:51
[INFO] [stdout]     |
[INFO] [stdout] 119 |     Ok(Path::new(DEV_PTS_PATH).join(format!("{}", try!(ptsindex(master)))))
[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/ffi.rs:124:22
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let mut master = try!(getpt());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     try!(grantpt(&mut master));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     try!(unlockpt(&mut master));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let name = try!(ptsname(&mut master));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let slave = try!(open_noctty(&name));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:131:20
[INFO] [stdout]     |
[INFO] [stdout] 131 |         Some(t) => try!(tcsetattr(slave.as_raw_fd(), termios::TCSAFLUSH, &t)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:135:20
[INFO] [stdout]     |
[INFO] [stdout] 135 |         Some(w) => try!(set_winsize(&slave, w)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:71:24
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Some(t) => try!(openpty(Some(&try!(Termios::from_fd(t.as_raw_fd()))), Some(&try!(get_winsize(t))))),
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:71:43
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Some(t) => try!(openpty(Some(&try!(Termios::from_fd(t.as_raw_fd()))), Some(&try!(get_winsize(t))))),
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:71:89
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Some(t) => try!(openpty(Some(&try!(Termios::from_fd(t.as_raw_fd()))), Some(&try!(get_winsize(t))))),
[INFO] [stdout]    |                                                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |             None => try!(openpty(None, None)),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:153:28
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let termios_orig = try!(Termios::from_fd(peer.as_raw_fd()));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:154:32
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut termios_peer = try!(Termios::from_fd(peer.as_raw_fd()));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(tcsetattr(peer.as_raw_fd(), termios::TCSAFLUSH, &termios_peer));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:178:27
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let peer_status = try!(unset_append_flag(peer_fd));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:192:29
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let master_status = try!(unset_append_flag(master_fd));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(process_exec)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:119:51
[INFO] [stdout]     |
[INFO] [stdout] 119 |     Ok(Path::new(DEV_PTS_PATH).join(format!("{}", try!(ptsindex(master)))))
[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/ffi.rs:124:22
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let mut master = try!(getpt());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     try!(grantpt(&mut master));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     try!(unlockpt(&mut master));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let name = try!(ptsname(&mut master));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let slave = try!(open_noctty(&name));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:131:20
[INFO] [stdout]     |
[INFO] [stdout] 131 |         Some(t) => try!(tcsetattr(slave.as_raw_fd(), termios::TCSAFLUSH, &t)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ffi.rs:135:20
[INFO] [stdout]     |
[INFO] [stdout] 135 |         Some(w) => try!(set_winsize(&slave, w)),
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:71:24
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Some(t) => try!(openpty(Some(&try!(Termios::from_fd(t.as_raw_fd()))), Some(&try!(get_winsize(t))))),
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:71:43
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Some(t) => try!(openpty(Some(&try!(Termios::from_fd(t.as_raw_fd()))), Some(&try!(get_winsize(t))))),
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:71:89
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Some(t) => try!(openpty(Some(&try!(Termios::from_fd(t.as_raw_fd()))), Some(&try!(get_winsize(t))))),
[INFO] [stdout]    |                                                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |             None => try!(openpty(None, None)),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:153:28
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let termios_orig = try!(Termios::from_fd(peer.as_raw_fd()));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:154:32
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut termios_peer = try!(Termios::from_fd(peer.as_raw_fd()));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(tcsetattr(peer.as_raw_fd(), termios::TCSAFLUSH, &termios_peer));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:178:27
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let peer_status = try!(unset_append_flag(peer_fd));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:192:29
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let master_status = try!(unset_append_flag(master_fd));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/lib.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     before_exec(|| { let _ = unsafe { libc::setsid() }; Ok(()) }).
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/lib.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     before_exec(|| { let _ = unsafe { libc::setsid() }; Ok(()) }).
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tty`.
[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] [stdout] error: aborting due to previous error; 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4d1f94865b7755d50381f07c66fcf22e31ddbb31af6eaeccb43f1fb86eab5e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d1f94865b7755d50381f07c66fcf22e31ddbb31af6eaeccb43f1fb86eab5e49", kill_on_drop: false }`
[INFO] [stdout] 4d1f94865b7755d50381f07c66fcf22e31ddbb31af6eaeccb43f1fb86eab5e49
