[INFO] fetching crate wslapi 0.1.3...
[INFO] testing wslapi-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate wslapi 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate wslapi 0.1.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wslapi 0.1.3
[INFO] finished tweaking crates.io crate wslapi 0.1.3
[INFO] tweaked toml for crates.io crate wslapi 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate wslapi 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c4b10c97d6e1d29be112f57f049398026a2871220d1ad8104dd819635019985
[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" "5c4b10c97d6e1d29be112f57f049398026a2871220d1ad8104dd819635019985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c4b10c97d6e1d29be112f57f049398026a2871220d1ad8104dd819635019985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c4b10c97d6e1d29be112f57f049398026a2871220d1ad8104dd819635019985", kill_on_drop: false }`
[INFO] [stdout] 5c4b10c97d6e1d29be112f57f049398026a2871220d1ad8104dd819635019985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", 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] fb97b695f94c8d5d84bc1c3893a0c871e6501f74a5afdcb6c9b281935e73854f
[INFO] running `Command { std: "docker" "start" "-a" "fb97b695f94c8d5d84bc1c3893a0c871e6501f74a5afdcb6c9b281935e73854f", kill_on_drop: false }`
[INFO] [stderr]    Compiling wslapi v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "fb97b695f94c8d5d84bc1c3893a0c871e6501f74a5afdcb6c9b281935e73854f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb97b695f94c8d5d84bc1c3893a0c871e6501f74a5afdcb6c9b281935e73854f", kill_on_drop: false }`
[INFO] [stdout] fb97b695f94c8d5d84bc1c3893a0c871e6501f74a5afdcb6c9b281935e73854f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da0b50a62bf5235997ab2d3447df0ae6cf27a4385a141d665af98bff0670e9c3
[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" "da0b50a62bf5235997ab2d3447df0ae6cf27a4385a141d665af98bff0670e9c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling wslapi v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Library`
[INFO] [stdout]  --> examples/basic.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let wsl = Library::new().unwrap();
[INFO] [stdout]   |               ^^^^^^^ use of undeclared type `Library`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `WSL_DISTRIBUTION_FLAGS`
[INFO] [stdout]   --> examples/basic.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 |     assert!(cfg.flags & WSL_DISTRIBUTION_FLAGS::DEFAULT == WSL_DISTRIBUTION_FLAGS::DEFAULT);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^ use of undeclared type `WSL_DISTRIBUTION_FLAGS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `WSL_DISTRIBUTION_FLAGS`
[INFO] [stdout]   --> examples/basic.rs:16:60
[INFO] [stdout]    |
[INFO] [stdout] 16 |     assert!(cfg.flags & WSL_DISTRIBUTION_FLAGS::DEFAULT == WSL_DISTRIBUTION_FLAGS::DEFAULT);
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^ use of undeclared type `WSL_DISTRIBUTION_FLAGS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wslapi::*`
[INFO] [stdout]  --> examples/basic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wslapi::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `wslapi`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "da0b50a62bf5235997ab2d3447df0ae6cf27a4385a141d665af98bff0670e9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0b50a62bf5235997ab2d3447df0ae6cf27a4385a141d665af98bff0670e9c3", kill_on_drop: false }`
[INFO] [stdout] da0b50a62bf5235997ab2d3447df0ae6cf27a4385a141d665af98bff0670e9c3