[INFO] fetching crate legomushroom-tun 0.5.4...
[INFO] testing legomushroom-tun-0.5.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate legomushroom-tun 0.5.4 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate legomushroom-tun 0.5.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate legomushroom-tun 0.5.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate legomushroom-tun 0.5.4
[INFO] tweaked toml for crates.io crate legomushroom-tun 0.5.4 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate crates.io crate legomushroom-tun 0.5.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 226c46437dfaf8a7ecfcde24e1029d01d2f56375625f0d315af880738ae70594
[INFO] running `Command { std: "docker" "start" "-a" "226c46437dfaf8a7ecfcde24e1029d01d2f56375625f0d315af880738ae70594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "226c46437dfaf8a7ecfcde24e1029d01d2f56375625f0d315af880738ae70594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226c46437dfaf8a7ecfcde24e1029d01d2f56375625f0d315af880738ae70594", kill_on_drop: false }`
[INFO] [stdout] 226c46437dfaf8a7ecfcde24e1029d01d2f56375625f0d315af880738ae70594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13ab2398ab8f07930568971085807f298777e2a1a1964e4935870ca1cf2fcc87
[INFO] running `Command { std: "docker" "start" "-a" "13ab2398ab8f07930568971085807f298777e2a1a1964e4935870ca1cf2fcc87", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.79
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling ioctl-sys v0.6.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling legomushroom-tun v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.70s
[INFO] running `Command { std: "docker" "inspect" "13ab2398ab8f07930568971085807f298777e2a1a1964e4935870ca1cf2fcc87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ab2398ab8f07930568971085807f298777e2a1a1964e4935870ca1cf2fcc87", kill_on_drop: false }`
[INFO] [stdout] 13ab2398ab8f07930568971085807f298777e2a1a1964e4935870ca1cf2fcc87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1a66c747259243c5f091b63241bd54b4da42da2f1759da86371c3262aa4e125
[INFO] running `Command { std: "docker" "start" "-a" "d1a66c747259243c5f091b63241bd54b4da42da2f1759da86371c3262aa4e125", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling hwaddr v0.1.7
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling packet v0.1.4
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling legomushroom-tun v0.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tun`
[INFO] [stdout]   --> examples/read.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut dev = tun::create(&config).unwrap();
[INFO] [stdout]    |                   ^^^ use of undeclared crate or module `tun`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tun`
[INFO] [stdout]   --> examples/read.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut config = tun::Configuration::default();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^ not found in `tun`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 15 | use legomushroom_tun::Configuration;
[INFO] [stdout]    |
[INFO] [stdout] 15 | use legomushroom_tun::platform::Configuration;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> examples/read.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `legomushroom-tun` due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d1a66c747259243c5f091b63241bd54b4da42da2f1759da86371c3262aa4e125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a66c747259243c5f091b63241bd54b4da42da2f1759da86371c3262aa4e125", kill_on_drop: false }`
[INFO] [stdout] d1a66c747259243c5f091b63241bd54b4da42da2f1759da86371c3262aa4e125