[INFO] fetching crate piper 0.1.2... [INFO] checking piper-0.1.2 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644 [INFO] extracting crate piper 0.1.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate piper 0.1.2 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate piper 0.1.2 [INFO] finished tweaking crates.io crate piper 0.1.2 [INFO] tweaked toml for crates.io crate piper 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate piper 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e2fa7a562386336e5810bba4becd00db7c2587e22f36e46e4dbe128e676d591e [INFO] running `"docker" "start" "-a" "e2fa7a562386336e5810bba4becd00db7c2587e22f36e46e4dbe128e676d591e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling syn v1.0.22 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Compiling pin-project-internal v0.4.16 [INFO] [stderr] Checking pin-project v0.4.16 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking piper v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: type does not implement `std::fmt::Debug`; consider adding `#[derive(Debug)]` or a manual implementation [INFO] [stderr] --> src/event.rs:66:1 [INFO] [stderr] | [INFO] [stderr] 66 | / pub struct Event { [INFO] [stderr] 67 | | /// A pointer to heap-allocated inner state. [INFO] [stderr] 68 | | /// [INFO] [stderr] 69 | | /// This pointer is initially null and gets lazily initialized on first use. Semantically, it [INFO] [stderr] ... | [INFO] [stderr] 72 | | inner: AtomicPtr, [INFO] [stderr] 73 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:17:23 [INFO] [stderr] | [INFO] [stderr] 17 | #![warn(missing_docs, missing_debug_implementations, rust_2018_idioms)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type does not implement `std::fmt::Debug`; consider adding `#[derive(Debug)]` or a manual implementation [INFO] [stderr] --> src/event.rs:201:1 [INFO] [stderr] | [INFO] [stderr] 201 | / pub struct EventListener { [INFO] [stderr] 202 | | /// A reference to [`Event`]'s inner state. [INFO] [stderr] 203 | | inner: Arc, [INFO] [stderr] 204 | | [INFO] [stderr] 205 | | /// A pointer to this listener's entry in the linked list. [INFO] [stderr] 206 | | entry: Option>, [INFO] [stderr] 207 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: type does not implement `std::fmt::Debug`; consider adding `#[derive(Debug)]` or a manual implementation [INFO] [stderr] --> src/event.rs:66:1 [INFO] [stderr] | [INFO] [stderr] 66 | / pub struct Event { [INFO] [stderr] 67 | | /// A pointer to heap-allocated inner state. [INFO] [stderr] 68 | | /// [INFO] [stderr] 69 | | /// This pointer is initially null and gets lazily initialized on first use. Semantically, it [INFO] [stderr] ... | [INFO] [stderr] 72 | | inner: AtomicPtr, [INFO] [stderr] 73 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:17:23 [INFO] [stderr] | [INFO] [stderr] 17 | #![warn(missing_docs, missing_debug_implementations, rust_2018_idioms)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type does not implement `std::fmt::Debug`; consider adding `#[derive(Debug)]` or a manual implementation [INFO] [stderr] --> src/event.rs:201:1 [INFO] [stderr] | [INFO] [stderr] 201 | / pub struct EventListener { [INFO] [stderr] 202 | | /// A reference to [`Event`]'s inner state. [INFO] [stderr] 203 | | inner: Arc, [INFO] [stderr] 204 | | [INFO] [stderr] 205 | | /// A pointer to this listener's entry in the linked list. [INFO] [stderr] 206 | | entry: Option>, [INFO] [stderr] 207 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `smol` [INFO] [stderr] --> examples/foo.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | smol::run(async { [INFO] [stderr] | ^^^^ use of undeclared type or module `smol` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `smol` [INFO] [stderr] --> benches/foo.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | smol::block_on(async { [INFO] [stderr] | ^^^^ use of undeclared type or module `smol` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `smol` [INFO] [stderr] --> benches/foo.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | smol::block_on(async { [INFO] [stderr] | ^^^^ use of undeclared type or module `smol` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `tokio` [INFO] [stderr] --> benches/foo.rs:37:28 [INFO] [stderr] | [INFO] [stderr] 37 | let (tx, mut rx) = tokio::sync::mpsc::channel(1000); [INFO] [stderr] | ^^^^^ use of undeclared type or module `tokio` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `smol` [INFO] [stderr] --> benches/foo.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | smol::block_on(async { [INFO] [stderr] | ^^^^ use of undeclared type or module `smol` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `smol` [INFO] [stderr] --> benches/foo.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | smol::block_on(async { [INFO] [stderr] | ^^^^ use of undeclared type or module `smol` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `async_std` [INFO] [stderr] --> benches/foo.rs:58:28 [INFO] [stderr] | [INFO] [stderr] 58 | let (tx, mut rx) = async_std::sync::channel(1000); [INFO] [stderr] | ^^^^^^^^^ use of undeclared type or module `async_std` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `smol` [INFO] [stderr] --> benches/foo.rs:60:13 [INFO] [stderr] | [INFO] [stderr] 60 | smol::block_on(async { [INFO] [stderr] | ^^^^ use of undeclared type or module `smol` [INFO] [stderr] [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `smol` [INFO] [stderr] --> benches/foo.rs:69:13 [INFO] [stderr] | [INFO] [stderr] 69 | smol::block_on(async { [INFO] [stderr] | ^^^^ use of undeclared type or module `smol` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0433`. [INFO] [stderr] error: could not compile `piper`. [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: aborting due to 8 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0433`. [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "e2fa7a562386336e5810bba4becd00db7c2587e22f36e46e4dbe128e676d591e"` [INFO] running `"docker" "rm" "-f" "e2fa7a562386336e5810bba4becd00db7c2587e22f36e46e4dbe128e676d591e"` [INFO] [stdout] e2fa7a562386336e5810bba4becd00db7c2587e22f36e46e4dbe128e676d591e