[INFO] fetching crate may_actor 0.2.2... [INFO] checking may_actor-0.2.2 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] extracting crate may_actor 0.2.2 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate may_actor 0.2.2 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate may_actor 0.2.2 [INFO] finished tweaking crates.io crate may_actor 0.2.2 [INFO] tweaked toml for crates.io crate may_actor 0.2.2 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0bb488e9edf44b9aa8005401a342985d203db48eafc0d89c5de6b3e707787f3c [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" "0bb488e9edf44b9aa8005401a342985d203db48eafc0d89c5de6b3e707787f3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0bb488e9edf44b9aa8005401a342985d203db48eafc0d89c5de6b3e707787f3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bb488e9edf44b9aa8005401a342985d203db48eafc0d89c5de6b3e707787f3c", kill_on_drop: false }` [INFO] [stdout] 0bb488e9edf44b9aa8005401a342985d203db48eafc0d89c5de6b3e707787f3c [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--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] c44a1dc22e73ac7aa8335036080f0f5b5845ed683093c24ae919913db6c49f1d [INFO] running `Command { std: "docker" "start" "-a" "c44a1dc22e73ac7aa8335036080f0f5b5845ed683093c24ae919913db6c49f1d", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling may_queue v0.1.7 [INFO] [stderr] Compiling may v0.3.18 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Compiling generator v0.6.21 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking may_actor v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:49:26 [INFO] [stdout] | [INFO] [stdout] 49 | tx: mpsc::Sender>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn FnBox` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:57:44 [INFO] [stdout] | [INFO] [stdout] 57 | let (tx, rx) = mpsc::channel::>(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn FnBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:125:44 [INFO] [stdout] | [INFO] [stdout] 125 | let (tx, rx) = mpsc::channel::>(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn FnBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:227:30 [INFO] [stdout] | [INFO] [stdout] 227 | let closure: Box = Box::new(f); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn FnBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:229:30 [INFO] [stdout] | [INFO] [stdout] 229 | let closure: Box = unsafe { std::mem::transmute(closure) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:49:26 [INFO] [stdout] | [INFO] [stdout] 49 | tx: mpsc::Sender>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn FnBox` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:57:44 [INFO] [stdout] | [INFO] [stdout] 57 | let (tx, rx) = mpsc::channel::>(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn FnBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:125:44 [INFO] [stdout] | [INFO] [stdout] 125 | let (tx, rx) = mpsc::channel::>(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn FnBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:227:30 [INFO] [stdout] | [INFO] [stdout] 227 | let closure: Box = Box::new(f); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn FnBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:229:30 [INFO] [stdout] | [INFO] [stdout] 229 | let closure: Box = unsafe { std::mem::transmute(closure) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + 'static` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `R: may::sync::atomic_option::Wrapped` is not satisfied [INFO] [stdout] --> src/lib.rs:205:28 [INFO] [stdout] | [INFO] [stdout] 205 | let ret = Arc::new(AtomicOption::none()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the trait `may::sync::atomic_option::Wrapped` is not implemented for `R` [INFO] [stdout] | [INFO] [stdout] = note: required by `may::sync::AtomicOption::::none` [INFO] [stdout] help: consider further restricting this bound [INFO] [stdout] | [INFO] [stdout] 202 | R: Send + may::sync::atomic_option::Wrapped, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `R: may::sync::atomic_option::Wrapped` is not satisfied [INFO] [stdout] --> src/lib.rs:218:34 [INFO] [stdout] | [INFO] [stdout] 218 | ret.swap(r, Ordering::Relaxed); [INFO] [stdout] | ^ the trait `may::sync::atomic_option::Wrapped` is not implemented for `R` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting this bound [INFO] [stdout] | [INFO] [stdout] 202 | R: Send + may::sync::atomic_option::Wrapped, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `dyn std::any::Any + std::marker::Send` cannot be known at compilation time [INFO] [stdout] --> src/lib.rs:206:28 [INFO] [stdout] | [INFO] [stdout] 206 | let err = Arc::new(AtomicOption::none()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::marker::Sized` is not implemented for `dyn std::any::Any + std::marker::Send` [INFO] [stdout] = note: required because of the requirements on the impl of `may::sync::atomic_option::Wrapped` for `std::boxed::Box` [INFO] [stdout] = note: required by `may::sync::AtomicOption::::none` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `take` found for struct `std::sync::Arc>` in the current scope [INFO] [stdout] --> src/lib.rs:236:32 [INFO] [stdout] | [INFO] [stdout] 236 | Ok(_) => match ret.take(Ordering::Relaxed) { [INFO] [stdout] | ^^^^ method not found in `std::sync::Arc>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/may-0.3.18/src/sync/atomic_option.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct AtomicOption { [INFO] [stdout] | ----------------------------------- doesn't satisfy `may::sync::AtomicOption: std::iter::Iterator` [INFO] [stdout] | [INFO] [stdout] = note: the method `take` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::sync::Arc>: std::iter::Iterator` [INFO] [stdout] which is required by `&mut std::sync::Arc>: std::iter::Iterator` [INFO] [stdout] `R: may::sync::atomic_option::Wrapped` [INFO] [stdout] `may::sync::AtomicOption: std::iter::Iterator` [INFO] [stdout] which is required by `&mut may::sync::AtomicOption: std::iter::Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `take` found for struct `std::sync::Arc>>` in the current scope [INFO] [stdout] --> src/lib.rs:238:35 [INFO] [stdout] | [INFO] [stdout] 238 | None => match err.take(Ordering::Relaxed) { [INFO] [stdout] | ^^^^ method not found in `std::sync::Arc>>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/may-0.3.18/src/sync/atomic_option.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct AtomicOption { [INFO] [stdout] | ----------------------------------- doesn't satisfy `_: std::iter::Iterator` [INFO] [stdout] | [INFO] [stdout] = note: the method `take` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::sync::Arc>>: std::iter::Iterator` [INFO] [stdout] which is required by `&mut std::sync::Arc>>: std::iter::Iterator` [INFO] [stdout] `std::boxed::Box: may::sync::atomic_option::Wrapped` [INFO] [stdout] `may::sync::AtomicOption>: std::iter::Iterator` [INFO] [stdout] which is required by `&mut may::sync::AtomicOption>: std::iter::Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `R: may::sync::atomic_option::Wrapped` is not satisfied [INFO] [stdout] --> src/lib.rs:205:28 [INFO] [stdout] | [INFO] [stdout] 205 | let ret = Arc::new(AtomicOption::none()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the trait `may::sync::atomic_option::Wrapped` is not implemented for `R` [INFO] [stdout] | [INFO] [stdout] = note: required by `may::sync::AtomicOption::::none` [INFO] [stdout] help: consider further restricting this bound [INFO] [stdout] | [INFO] [stdout] 202 | R: Send + may::sync::atomic_option::Wrapped, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `may_actor`. [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] [stdout] error[E0277]: the trait bound `R: may::sync::atomic_option::Wrapped` is not satisfied [INFO] [stdout] --> src/lib.rs:218:34 [INFO] [stdout] | [INFO] [stdout] 218 | ret.swap(r, Ordering::Relaxed); [INFO] [stdout] | ^ the trait `may::sync::atomic_option::Wrapped` is not implemented for `R` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting this bound [INFO] [stdout] | [INFO] [stdout] 202 | R: Send + may::sync::atomic_option::Wrapped, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `dyn std::any::Any + std::marker::Send` cannot be known at compilation time [INFO] [stdout] --> src/lib.rs:206:28 [INFO] [stdout] | [INFO] [stdout] 206 | let err = Arc::new(AtomicOption::none()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::marker::Sized` is not implemented for `dyn std::any::Any + std::marker::Send` [INFO] [stdout] = note: required because of the requirements on the impl of `may::sync::atomic_option::Wrapped` for `std::boxed::Box` [INFO] [stdout] = note: required by `may::sync::AtomicOption::::none` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `take` found for struct `std::sync::Arc>` in the current scope [INFO] [stdout] --> src/lib.rs:236:32 [INFO] [stdout] | [INFO] [stdout] 236 | Ok(_) => match ret.take(Ordering::Relaxed) { [INFO] [stdout] | ^^^^ method not found in `std::sync::Arc>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/may-0.3.18/src/sync/atomic_option.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct AtomicOption { [INFO] [stdout] | ----------------------------------- doesn't satisfy `may::sync::AtomicOption: std::iter::Iterator` [INFO] [stdout] | [INFO] [stdout] = note: the method `take` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::sync::Arc>: std::iter::Iterator` [INFO] [stdout] which is required by `&mut std::sync::Arc>: std::iter::Iterator` [INFO] [stdout] `R: may::sync::atomic_option::Wrapped` [INFO] [stdout] `may::sync::AtomicOption: std::iter::Iterator` [INFO] [stdout] which is required by `&mut may::sync::AtomicOption: std::iter::Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `take` found for struct `std::sync::Arc>>` in the current scope [INFO] [stdout] --> src/lib.rs:238:35 [INFO] [stdout] | [INFO] [stdout] 238 | None => match err.take(Ordering::Relaxed) { [INFO] [stdout] | ^^^^ method not found in `std::sync::Arc>>` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/may-0.3.18/src/sync/atomic_option.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct AtomicOption { [INFO] [stdout] | ----------------------------------- doesn't satisfy `_: std::iter::Iterator` [INFO] [stdout] | [INFO] [stdout] = note: the method `take` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::sync::Arc>>: std::iter::Iterator` [INFO] [stdout] which is required by `&mut std::sync::Arc>>: std::iter::Iterator` [INFO] [stdout] `std::boxed::Box: may::sync::atomic_option::Wrapped` [INFO] [stdout] `may::sync::AtomicOption>: std::iter::Iterator` [INFO] [stdout] which is required by `&mut may::sync::AtomicOption>: std::iter::Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c44a1dc22e73ac7aa8335036080f0f5b5845ed683093c24ae919913db6c49f1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c44a1dc22e73ac7aa8335036080f0f5b5845ed683093c24ae919913db6c49f1d", kill_on_drop: false }` [INFO] [stdout] c44a1dc22e73ac7aa8335036080f0f5b5845ed683093c24ae919913db6c49f1d