[INFO] fetching crate boringtun 0.3.0...
[INFO] checking boringtun-0.3.0 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate boringtun 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate boringtun 0.3.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking crates.io crate boringtun 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate boringtun 0.3.0
[INFO] tweaked toml for crates.io crate boringtun 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate boringtun 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] 7b113b1c68375d55e4b78df27b7355a0ff9cc296f96304d0c6181b81c3015a21
[INFO] running `Command { std: "docker" "start" "-a" "7b113b1c68375d55e4b78df27b7355a0ff9cc296f96304d0c6181b81c3015a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b113b1c68375d55e4b78df27b7355a0ff9cc296f96304d0c6181b81c3015a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b113b1c68375d55e4b78df27b7355a0ff9cc296f96304d0c6181b81c3015a21", kill_on_drop: false }`
[INFO] [stdout] 7b113b1c68375d55e4b78df27b7355a0ff9cc296f96304d0c6181b81c3015a21
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d72569bc4c6f623478395bcef8684e01eb9099078e16082a2de640b13b482395
[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" "d72569bc4c6f623478395bcef8684e01eb9099078e16082a2de640b13b482395", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking base64 v0.12.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking daemonize v0.4.1
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking boringtun v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/noise/handshake.rs:439:17
[INFO] [stdout]     |
[INFO] [stdout] 439 |                 std::mem::replace(&mut self.state, state);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/mod.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `boringtun`.
[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] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/noise/handshake.rs:439:17
[INFO] [stdout]     |
[INFO] [stdout] 439 |                 std::mem::replace(&mut self.state, state);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `aead_init`
[INFO] [stdout]    --> src/crypto/chacha20poly1305/mod.rs:291:8
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn aead_init(&self, nonce: &[u8]) -> [u32; 16] {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `seal`
[INFO] [stdout]    --> src/crypto/chacha20poly1305/mod.rs:382:12
[INFO] [stdout]     |
[INFO] [stdout] 382 |     pub fn seal(&self, nonce: &[u8], aad: &[u8], plaintext: &[u8], ciphertext: &mut [u8]) -> usize {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]    --> src/crypto/chacha20poly1305/mod.rs:389:12
[INFO] [stdout]     |
[INFO] [stdout] 389 |     pub fn open<'a>(
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IncorrectPacketLength`
[INFO] [stdout]  --> src/noise/errors.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IncorrectPacketLength,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WrongPacketType`
[INFO] [stdout]   --> src/noise/errors.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WrongPacketType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LockFailed`
[INFO] [stdout]   --> src/noise/errors.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     LockFailed,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_handshake_anon`
[INFO] [stdout]    --> src/noise/handshake.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn parse_handshake_anon(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_static_private`
[INFO] [stdout]    --> src/noise/handshake.rs:246:8
[INFO] [stdout]     |
[INFO] [stdout] 246 |     fn set_static_private(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_static_private`
[INFO] [stdout]    --> src/noise/handshake.rs:330:19
[INFO] [stdout]     |
[INFO] [stdout] 330 |     pub(crate) fn set_static_private(
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `persistent_keepalive`
[INFO] [stdout]    --> src/noise/timers.rs:328:12
[INFO] [stdout]     |
[INFO] [stdout] 328 |     pub fn persistent_keepalive(&self) -> Option<u16> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IPV4_DST_IP_OFF`
[INFO] [stdout]   --> src/noise/mod.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | const IPV4_DST_IP_OFF: usize = 16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IPV6_DST_IP_OFF`
[INFO] [stdout]   --> src/noise/mod.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const IPV6_DST_IP_OFF: usize = 24;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_static_private`
[INFO] [stdout]    --> src/noise/mod.rs:196:12
[INFO] [stdout]     |
[INFO] [stdout] 196 |     pub fn set_static_private(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dst_address`
[INFO] [stdout]    --> src/noise/mod.rs:453:12
[INFO] [stdout]     |
[INFO] [stdout] 453 |     pub fn dst_address(packet: &[u8]) -> Option<IpAddr> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/noise/handshake.rs:439:17
[INFO] [stdout]     |
[INFO] [stdout] 439 |                 std::mem::replace(&mut self.state, state);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/noise/handshake.rs:439:17
[INFO] [stdout]     |
[INFO] [stdout] 439 |                 std::mem::replace(&mut self.state, state);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/noise/handshake.rs:439:17
[INFO] [stdout]     |
[INFO] [stdout] 439 |                 std::mem::replace(&mut self.state, state);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d72569bc4c6f623478395bcef8684e01eb9099078e16082a2de640b13b482395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d72569bc4c6f623478395bcef8684e01eb9099078e16082a2de640b13b482395", kill_on_drop: false }`
[INFO] [stdout] d72569bc4c6f623478395bcef8684e01eb9099078e16082a2de640b13b482395
