[INFO] crate async-lease 0.2.0-alpha.1 is already in cache
[INFO] testing async-lease-0.2.0-alpha.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate async-lease 0.2.0-alpha.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate async-lease 0.2.0-alpha.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate async-lease 0.2.0-alpha.1
[INFO] finished tweaking crates.io crate async-lease 0.2.0-alpha.1
[INFO] tweaked toml for crates.io crate async-lease 0.2.0-alpha.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a4eb43ee3c59640c6cd00b7f7ac5e17a743227343cecc3b195b53cdb6d6340fa
[INFO] running `"docker" "start" "-a" "a4eb43ee3c59640c6cd00b7f7ac5e17a743227343cecc3b195b53cdb6d6340fa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling async-lease v0.2.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.92s
[INFO] running `"docker" "inspect" "a4eb43ee3c59640c6cd00b7f7ac5e17a743227343cecc3b195b53cdb6d6340fa"`
[INFO] running `"docker" "rm" "-f" "a4eb43ee3c59640c6cd00b7f7ac5e17a743227343cecc3b195b53cdb6d6340fa"`
[INFO] [stdout] a4eb43ee3c59640c6cd00b7f7ac5e17a743227343cecc3b195b53cdb6d6340fa
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ddf1e81e1774ebd9f6bdc849b80ca786f299bd0ed9bb1e9e7693b62bf4272837
[INFO] running `"docker" "start" "-a" "ddf1e81e1774ebd9f6bdc849b80ca786f299bd0ed9bb1e9e7693b62bf4272837"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling tokio-test v0.2.1
[INFO] [stderr]    Compiling async-lease v0.2.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0425]: cannot find function `mock` in module `task`
[INFO] [stderr]  --> tests/lease.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 |     task::mock(|cx| {
[INFO] [stderr]   |           ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `mock` in module `task`
[INFO] [stderr]   --> tests/lease.rs:17:11
[INFO] [stderr]    |
[INFO] [stderr] 17 |     task::mock(|cx| {
[INFO] [stderr]    |           ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `mock` in module `task`
[INFO] [stderr]   --> tests/lease.rs:38:11
[INFO] [stderr]    |
[INFO] [stderr] 38 |     task::mock(|cx| {
[INFO] [stderr]    |           ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `mock` in module `task`
[INFO] [stderr]   --> tests/lease.rs:51:11
[INFO] [stderr]    |
[INFO] [stderr] 51 |     task::mock(|cx| {
[INFO] [stderr]    |           ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `mock` in module `task`
[INFO] [stderr]   --> tests/lease.rs:63:11
[INFO] [stderr]    |
[INFO] [stderr] 63 |     task::mock(|cx| {
[INFO] [stderr]    |           ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `mock` in module `task`
[INFO] [stderr]   --> tests/lease.rs:86:11
[INFO] [stderr]    |
[INFO] [stderr] 86 |     task::mock(|cx| {
[INFO] [stderr]    |           ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `mock` in module `task`
[INFO] [stderr]   --> tests/lease.rs:97:11
[INFO] [stderr]    |
[INFO] [stderr] 97 |     task::mock(|cx| {
[INFO] [stderr]    |           ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `mock` in module `task`
[INFO] [stderr]    --> tests/lease.rs:107:11
[INFO] [stderr]     |
[INFO] [stderr] 107 |     task::mock(|cx| {
[INFO] [stderr]     |           ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0603]: struct `MockTask` is private
[INFO] [stderr]    --> tests/lease.rs:131:26
[INFO] [stderr]     |
[INFO] [stderr] 131 |     let mut task = task::MockTask::new();
[INFO] [stderr]     |                          ^^^^^^^^ private struct
[INFO] [stderr]     |
[INFO] [stderr] note: the struct `MockTask` is defined here
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-test-0.2.1/src/task.rs:33:1
[INFO] [stderr]     |
[INFO] [stderr] 33  | struct MockTask {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0624]: associated function `new` is private
[INFO] [stderr]    --> tests/lease.rs:131:36
[INFO] [stderr]     |
[INFO] [stderr] 131 |     let mut task = task::MockTask::new();
[INFO] [stderr]     |                                    ^^^ private associated function
[INFO] [stderr] 
[INFO] [stderr] error[E0624]: associated function `enter` is private
[INFO] [stderr]    --> tests/lease.rs:134:10
[INFO] [stderr]     |
[INFO] [stderr] 134 |     task.enter(|cx| {
[INFO] [stderr]     |          ^^^^^ private associated function
[INFO] [stderr] 
[INFO] [stderr] error[E0624]: associated function `enter` is private
[INFO] [stderr]    --> tests/lease.rs:140:10
[INFO] [stderr]     |
[INFO] [stderr] 140 |     task.enter(|cx| {
[INFO] [stderr]     |          ^^^^^ private associated function
[INFO] [stderr] 
[INFO] [stderr] error[E0624]: associated function `is_woken` is private
[INFO] [stderr]    --> tests/lease.rs:146:18
[INFO] [stderr]     |
[INFO] [stderr] 146 |     assert!(task.is_woken());
[INFO] [stderr]     |                  ^^^^^^^^ private associated function
[INFO] [stderr] 
[INFO] [stderr] error[E0624]: associated function `enter` is private
[INFO] [stderr]    --> tests/lease.rs:147:10
[INFO] [stderr]     |
[INFO] [stderr] 147 |     task.enter(|cx| {
[INFO] [stderr]     |          ^^^^^ private associated function
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 14 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0603, E0624.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `async-lease`.
[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 `"docker" "inspect" "ddf1e81e1774ebd9f6bdc849b80ca786f299bd0ed9bb1e9e7693b62bf4272837"`
[INFO] running `"docker" "rm" "-f" "ddf1e81e1774ebd9f6bdc849b80ca786f299bd0ed9bb1e9e7693b62bf4272837"`
[INFO] [stdout] ddf1e81e1774ebd9f6bdc849b80ca786f299bd0ed9bb1e9e7693b62bf4272837