[INFO] crate tokio-cache 0.2.0-alpha.1 is already in cache
[INFO] checking tokio-cache-0.2.0-alpha.1 against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate tokio-cache 0.2.0-alpha.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tokio-cache 0.2.0-alpha.1 on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tokio-cache 0.2.0-alpha.1
[INFO] finished tweaking crates.io crate tokio-cache 0.2.0-alpha.1
[INFO] tweaked toml for crates.io crate tokio-cache 0.2.0-alpha.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 80fc3bd67f61f26c0000268adfae846fd1b4a3089b3236d5624ce015287748e2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "80fc3bd67f61f26c0000268adfae846fd1b4a3089b3236d5624ce015287748e2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking pin-project-lite v0.1.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking sized-chunks v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling im v13.0.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking tokio-cache v0.2.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stderr]   --> src/async_cache.rs:92:14
[INFO] [stderr]    |
[INFO] [stderr] 92 |     #[tokio::test]
[INFO] [stderr]    |              ^^^^ could not find `test` in `tokio`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stderr]    --> src/async_cache.rs:104:14
[INFO] [stderr]     |
[INFO] [stderr] 104 |     #[tokio::test]
[INFO] [stderr]     |              ^^^^ could not find `test` in `tokio`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stderr]    --> src/core.rs:161:14
[INFO] [stderr]     |
[INFO] [stderr] 161 |     #[tokio::test]
[INFO] [stderr]     |              ^^^^ could not find `test` in `tokio`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stderr]    --> src/core.rs:175:14
[INFO] [stderr]     |
[INFO] [stderr] 175 |     #[tokio::test]
[INFO] [stderr]     |              ^^^^ could not find `test` in `tokio`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `tokio::runtime::current_thread`
[INFO] [stderr]  --> benches/bench.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 | use tokio::runtime::current_thread::Runtime;
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^ could not find `current_thread` in `runtime`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `tokio-cache`.
[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[E0631]: type mismatch in closure arguments
[INFO] [stderr]   --> benches/bench.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |         Self::new(n, move |_| {
[INFO] [stderr]    |         ^^^^^^^^^    -------- found signature of `fn(_) -> _`
[INFO] [stderr]    |         |
[INFO] [stderr]    |         expected signature of `for<'r> fn(&'r mut [type error]) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 97 |     fn new<F>(n: usize, f: F) -> Self where F: FnMut(&mut Runtime) + Send + Clone + 'static {
[INFO] [stderr]    |                                                ------------------- required by this bound in `OtherThreads::new`
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> benches/bench.rs:91:28
[INFO] [stderr]    |
[INFO] [stderr] 91 |         Self::new(n, move |runtime| {
[INFO] [stderr]    |                            ^^^^^^^ consider giving this closure parameter a type
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0282, E0432, E0631.
[INFO] [stderr] For more information about an error, try `rustc --explain E0282`.
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "80fc3bd67f61f26c0000268adfae846fd1b4a3089b3236d5624ce015287748e2"`
[INFO] running `"docker" "rm" "-f" "80fc3bd67f61f26c0000268adfae846fd1b4a3089b3236d5624ce015287748e2"`
[INFO] [stdout] 80fc3bd67f61f26c0000268adfae846fd1b4a3089b3236d5624ce015287748e2