[INFO] fetching crate libtun 0.1.0...
[INFO] checking libtun-0.1.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate libtun 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate libtun 0.1.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 116 packages to latest compatible versions
[INFO] [stderr]       Adding async-channel v1.9.0 (available: v2.3.1)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.8.5)
[INFO] [stderr]       Adding smol v0.1.18 (available: v2.0.2)
[INFO] [stderr]       Adding snafu v0.6.10 (available: v0.8.5)
[INFO] [stderr]       Adding socket2 v0.3.19 (available: v0.5.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.8
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded blocking v0.4.7
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded smol v0.1.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc2b1fc8e1a33f50bd0fba6f6194edd3571a9a6f9946336464d3d1222a5d0b70
[INFO] running `Command { std: "docker" "start" "-a" "dc2b1fc8e1a33f50bd0fba6f6194edd3571a9a6f9946336464d3d1222a5d0b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc2b1fc8e1a33f50bd0fba6f6194edd3571a9a6f9946336464d3d1222a5d0b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc2b1fc8e1a33f50bd0fba6f6194edd3571a9a6f9946336464d3d1222a5d0b70", kill_on_drop: false }`
[INFO] [stdout] dc2b1fc8e1a33f50bd0fba6f6194edd3571a9a6f9946336464d3d1222a5d0b70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 433d0333ec6aaa89a4906681d08e45a0f4798ec0c1d5c14e8e87dd7481eb20a5
[INFO] running `Command { std: "docker" "start" "-a" "433d0333ec6aaa89a4906681d08e45a0f4798ec0c1d5c14e8e87dd7481eb20a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling cc v1.2.1
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ipnet v2.10.1
[INFO] [stderr]    Compiling libtun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `reader` found for struct `systun::Systun` in the current scope
[INFO] [stdout]   --> src/test.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |   let mut reader = tun.reader();
[INFO] [stdout]    |                        ^^^^^^ method not found in `Systun`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/systun.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Systun {
[INFO] [stdout]    | ----------------- method `reader` not found for this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `reader`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `gimli::read::Section`
[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 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 RawTun`
[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 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 RawTun`
[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
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libtun` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "433d0333ec6aaa89a4906681d08e45a0f4798ec0c1d5c14e8e87dd7481eb20a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433d0333ec6aaa89a4906681d08e45a0f4798ec0c1d5c14e8e87dd7481eb20a5", kill_on_drop: false }`
[INFO] [stdout] 433d0333ec6aaa89a4906681d08e45a0f4798ec0c1d5c14e8e87dd7481eb20a5