[INFO] fetching crate libtun 0.1.0...
[INFO] testing libtun-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate libtun 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate libtun 0.1.0
[INFO] finished tweaking crates.io crate libtun 0.1.0
[INFO] tweaked toml for crates.io crate libtun 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libtun 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 111 packages to latest compatible versions
[INFO] [stderr]       Adding async-channel v1.9.0 (available: v2.5.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
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[INFO] [stderr]       Adding snafu v0.6.10 (available: v0.8.9)
[INFO] [stderr]       Adding socket2 v0.3.19 (available: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6245fc8470ecb21032fd990a7697775be169e210708492f8906d4161730cd38c
[INFO] running `Command { std: "docker" "start" "-a" "6245fc8470ecb21032fd990a7697775be169e210708492f8906d4161730cd38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6245fc8470ecb21032fd990a7697775be169e210708492f8906d4161730cd38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6245fc8470ecb21032fd990a7697775be169e210708492f8906d4161730cd38c", kill_on_drop: false }`
[INFO] [stdout] 6245fc8470ecb21032fd990a7697775be169e210708492f8906d4161730cd38c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] add078abb1c91dfa3d1a10c138f55a6a1a9235f3aa974687303f60478abc5e33
[INFO] running `Command { std: "docker" "start" "-a" "add078abb1c91dfa3d1a10c138f55a6a1a9235f3aa974687303f60478abc5e33", kill_on_drop: false }`
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[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
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[INFO] [stderr]    Compiling zerocopy v0.8.27
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[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling cache-padded v1.3.0
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling concurrent-queue v1.2.4
[INFO] [stderr]    Compiling libtun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stdout] warning: unused import: `libc`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use libc;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stdout]  --> src/lib.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Error, ErrorKind};
[INFO] [stdout]   |               ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]  --> src/packet.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use byteorder::{BigEndian, LittleEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/raw.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/raw/raw_linux.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AddrParseError`
[INFO] [stdout]  --> src/systun.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ipnet::{AddrParseError, IpNet};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/systun.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/systun.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Error, Read, Write};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Thread`
[INFO] [stdout]   --> src/systun.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::thread::{JoinHandle, Thread};
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]  --> src/protocol/icmp.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{BigEndian, LittleEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `take_reader` found for mutable reference `&mut raw_linux::RawTun` in the current scope
[INFO] [stdout]    --> src/systun.rs:168:26
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let raw_reader = raw.take_reader().unwrap();
[INFO] [stdout]     |                          ^^^^^^^^^^^ method not found in `&mut raw_linux::RawTun`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `take_writer` found for mutable reference `&mut raw_linux::RawTun` in the current scope
[INFO] [stdout]    --> src/systun.rs:170:26
[INFO] [stdout]     |
[INFO] [stdout] 170 |     let raw_writer = raw.take_writer().unwrap();
[INFO] [stdout]     |                          ^^^^^^^^^^^ method not found in `&mut raw_linux::RawTun`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/packet.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Cursor, Write};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::prelude`
[INFO] [stdout]   --> src/systun.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use async_std::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libtun` (lib) due to 2 previous errors; 12 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "add078abb1c91dfa3d1a10c138f55a6a1a9235f3aa974687303f60478abc5e33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add078abb1c91dfa3d1a10c138f55a6a1a9235f3aa974687303f60478abc5e33", kill_on_drop: false }`
[INFO] [stdout] add078abb1c91dfa3d1a10c138f55a6a1a9235f3aa974687303f60478abc5e33
