[INFO] fetching crate unix 0.6.10...
[INFO] checking unix-0.6.10 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate unix 0.6.10 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate unix 0.6.10 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unix 0.6.10
[INFO] finished tweaking crates.io crate unix 0.6.10
[INFO] tweaked toml for crates.io crate unix 0.6.10 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd36b8845ada6c62a3832f4d210ac32665a33a793a5d0de2ca00f1d5ac62ace9
[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" "fd36b8845ada6c62a3832f4d210ac32665a33a793a5d0de2ca00f1d5ac62ace9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd36b8845ada6c62a3832f4d210ac32665a33a793a5d0de2ca00f1d5ac62ace9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd36b8845ada6c62a3832f4d210ac32665a33a793a5d0de2ca00f1d5ac62ace9", kill_on_drop: false }`
[INFO] [stdout] fd36b8845ada6c62a3832f4d210ac32665a33a793a5d0de2ca00f1d5ac62ace9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fc57de6a705c80b5d263efb0ad2ae63cbe5b9ab53788ed64e6de987b2f62e92
[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" "7fc57de6a705c80b5d263efb0ad2ae63cbe5b9ab53788ed64e6de987b2f62e92", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking hash-table v0.2.4
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking tempus v0.2.4
[INFO] [stderr]    Compiling unix v0.6.10 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `get_ref` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:67:62
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if self.hashes[i] == h && unsafe { self.elems[i].get_ref().0.borrow() == k } { return Some(i); }
[INFO] [stdout]    |                                                              ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_ref` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:76:66
[INFO] [stdout]    |
[INFO] [stdout] 76 |         self.find_ix(k).map(move |i| unsafe { (i, &self.elems[i].get_ref().0, &self.elems[i].get_ref().1) })
[INFO] [stdout]    |                                                                  ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_ref` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:76:94
[INFO] [stdout]    |
[INFO] [stdout] 76 |         self.find_ix(k).map(move |i| unsafe { (i, &self.elems[i].get_ref().0, &self.elems[i].get_ref().1) })
[INFO] [stdout]    |                                                                                              ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:81:91
[INFO] [stdout]    |
[INFO] [stdout] 81 |         self.find_ix(k).map(move |i| unsafe { let &mut (ref k, ref mut v) = self.elems[i].get_mut(); (i, k, v) })
[INFO] [stdout]    |                                                                                           ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:106:42
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 ptr::write(self.elems[i].get_mut(), (k, f(None)));
[INFO] [stdout]     |                                          ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:107:61
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let &mut (ref k, ref mut v) = self.elems[i].get_mut();
[INFO] [stdout]     |                                                             ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_ref` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:111:53
[INFO] [stdout]     |
[INFO] [stdout] 111 |             if self.hashes[i] == h && self.elems[i].get_ref().0 == k {
[INFO] [stdout]     |                                                     ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_ref` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:113:50
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 let x = ptr::read(&self.elems[i].get_ref().1);
[INFO] [stdout]     |                                                  ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:114:47
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 ptr::write(&mut self.elems[i].get_mut().1, f(Some(x)));
[INFO] [stdout]     |                                               ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:116:61
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 let &mut (ref k, ref mut v) = self.elems[i].get_mut();
[INFO] [stdout]     |                                                             ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:124:53
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     mem::swap(&mut e, self.elems[i].get_mut());
[INFO] [stdout]     |                                                     ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:127:69
[INFO] [stdout]     |
[INFO] [stdout] 127 |                         let &mut (ref k, ref mut v) = self.elems[i].get_mut();
[INFO] [stdout]     |                                                                     ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_ref` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:157:50
[INFO] [stdout]     |
[INFO] [stdout] 157 |             let (_, x) = ptr::read(self.elems[i].get_ref());
[INFO] [stdout]     |                                                  ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_mut` found for union `MaybeUninit<(K, T)>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hash-table-0.2.4/src/lib.rs:319:99
[INFO] [stdout]     |
[INFO] [stdout] 319 |             if self.hashes[i] != 0 && !is_dead(self.hashes[i]) { ptr::drop_in_place(self.elems[i].get_mut()); }
[INFO] [stdout]     |                                                                                                   ^^^^^^^ method not found in `MaybeUninit<(K, T)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hash-table`
[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" "7fc57de6a705c80b5d263efb0ad2ae63cbe5b9ab53788ed64e6de987b2f62e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc57de6a705c80b5d263efb0ad2ae63cbe5b9ab53788ed64e6de987b2f62e92", kill_on_drop: false }`
[INFO] [stdout] 7fc57de6a705c80b5d263efb0ad2ae63cbe5b9ab53788ed64e6de987b2f62e92