[INFO] fetching crate asio-sys 0.2.0...
[INFO] testing asio-sys-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate asio-sys 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate asio-sys 0.2.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asio-sys 0.2.0
[INFO] finished tweaking crates.io crate asio-sys 0.2.0
[INFO] tweaked toml for crates.io crate asio-sys 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate asio-sys 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 891fad6f5a4852d2fc35b9d28dc02a10a923b2687e49cf40adcf92c135eb1dae
[INFO] running `Command { std: "docker" "start" "-a" "891fad6f5a4852d2fc35b9d28dc02a10a923b2687e49cf40adcf92c135eb1dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "891fad6f5a4852d2fc35b9d28dc02a10a923b2687e49cf40adcf92c135eb1dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891fad6f5a4852d2fc35b9d28dc02a10a923b2687e49cf40adcf92c135eb1dae", kill_on_drop: false }`
[INFO] [stdout] 891fad6f5a4852d2fc35b9d28dc02a10a923b2687e49cf40adcf92c135eb1dae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac62e76c36910bb6d2fa77b8a7ea7b392aa4220eb81ad182c9a2fab0acc9e1cb
[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" "ac62e76c36910bb6d2fa77b8a7ea7b392aa4220eb81ad182c9a2fab0acc9e1cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling asio-sys v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stdout] error[E0463]: can't find crate for `bindgen`
[INFO] [stdout]  --> build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate bindgen;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `cc`
[INFO] [stdout]  --> build.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate cc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `walkdir`
[INFO] [stdout]  --> build.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate walkdir;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `WalkDir`
[INFO] [stdout]   --> build.rs:63:22
[INFO] [stdout]    |
[INFO] [stdout] 63 |         for entry in WalkDir::new(&dir_to_walk).max_depth(1) {
[INFO] [stdout]    |                      ^^^^^^^ use of undeclared type `WalkDir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `WalkDir`
[INFO] [stdout]    --> build.rs:108:18
[INFO] [stdout]     |
[INFO] [stdout] 108 |     for entry in WalkDir::new(&cpal_asio_dir) {
[INFO] [stdout]     |                  ^^^^^^^ use of undeclared type `WalkDir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `asio-sys` due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ac62e76c36910bb6d2fa77b8a7ea7b392aa4220eb81ad182c9a2fab0acc9e1cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac62e76c36910bb6d2fa77b8a7ea7b392aa4220eb81ad182c9a2fab0acc9e1cb", kill_on_drop: false }`
[INFO] [stdout] ac62e76c36910bb6d2fa77b8a7ea7b392aa4220eb81ad182c9a2fab0acc9e1cb