[INFO] fetching crate pin-project 0.4.23...
[INFO] checking pin-project-0.4.23 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate pin-project 0.4.23 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pin-project 0.4.23 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pin-project 0.4.23
[INFO] finished tweaking crates.io crate pin-project 0.4.23
[INFO] tweaked toml for crates.io crate pin-project 0.4.23 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate pin-project 0.4.23 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6201aeafa9c6d08a2424bd764b4608652df13d7d69a0ff50cfb3a7bb4500d174
[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" "6201aeafa9c6d08a2424bd764b4608652df13d7d69a0ff50cfb3a7bb4500d174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6201aeafa9c6d08a2424bd764b4608652df13d7d69a0ff50cfb3a7bb4500d174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6201aeafa9c6d08a2424bd764b4608652df13d7d69a0ff50cfb3a7bb4500d174", kill_on_drop: false }`
[INFO] [stdout] 6201aeafa9c6d08a2424bd764b4608652df13d7d69a0ff50cfb3a7bb4500d174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6f402583dab6098570a77ae805b569a8a2b63de1e61322fe0180274da3059e3
[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" "f6f402583dab6098570a77ae805b569a8a2b63de1e61322fe0180274da3059e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking pin-project v0.4.23 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout]  --> tests/compiletest.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[rustversion::attr(not(nightly), ignore)]
[INFO] [stdout]   |   ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `trybuild`
[INFO] [stdout]  --> tests/compiletest.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let t = trybuild::TestCases::new();
[INFO] [stdout]   |             ^^^^^^^^ use of undeclared type or module `trybuild`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pin-project`.
[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[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout]   --> tests/project.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[rustversion::since(1.43)]
[INFO] [stdout]    |   ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout]    --> tests/pinned_drop.rs:186:3
[INFO] [stdout]     |
[INFO] [stdout] 186 | #[rustversion::since(1.40)] // https://github.com/rust-lang/rust/pull/64690
[INFO] [stdout]     |   ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout]    --> tests/pinned_drop.rs:155:3
[INFO] [stdout]     |
[INFO] [stdout] 155 | #[rustversion::since(1.37)] // type_alias_enum_variants requires Rust 1.37
[INFO] [stdout]     |   ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `pin_project`
[INFO] [stdout]    --> tests/pinned_drop.rs:192:7
[INFO] [stdout]     |
[INFO] [stdout] 192 |     #[pin_project(PinnedDrop)]
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `pinned_drop`
[INFO] [stdout]    --> tests/pinned_drop.rs:197:7
[INFO] [stdout]     |
[INFO] [stdout] 197 |     #[pinned_drop]
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `pin_project`
[INFO] [stdout]    --> tests/pinned_drop.rs:161:7
[INFO] [stdout]     |
[INFO] [stdout] 161 |     #[pin_project(PinnedDrop)]
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `pinned_drop`
[INFO] [stdout]    --> tests/pinned_drop.rs:167:7
[INFO] [stdout]     |
[INFO] [stdout] 167 |     #[pinned_drop]
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `PinnedDrop` in this scope
[INFO] [stdout]    --> tests/pinned_drop.rs:168:10
[INFO] [stdout]     |
[INFO] [stdout] 168 |     impl PinnedDrop for Enum {
[INFO] [stdout]     |          ^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 3   | use pin_project::__private::PinnedDrop;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `PinnedDrop` in this scope
[INFO] [stdout]    --> tests/pinned_drop.rs:198:10
[INFO] [stdout]     |
[INFO] [stdout] 198 |     impl PinnedDrop for Struct {
[INFO] [stdout]     |          ^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 3   | use pin_project::__private::PinnedDrop;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout]    --> tests/pin_project.rs:457:3
[INFO] [stdout]     |
[INFO] [stdout] 457 | #[rustversion::since(1.36)] // https://github.com/rust-lang/rust/pull/61207
[INFO] [stdout]     |   ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout]   --> tests/lint.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |     #[rustversion::attr(before(1.37), allow(single_use_lifetimes))] // https://github.com/rust-lang/rust/issues/53738
[INFO] [stdout]    |       ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout]   --> tests/lint.rs:64:7
[INFO] [stdout]    |
[INFO] [stdout] 64 |     #[rustversion::attr(before(1.37), allow(single_use_lifetimes))] // https://github.com/rust-lang/rust/issues/53738
[INFO] [stdout]    |       ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout]   --> tests/lint.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 |     #[rustversion::attr(before(1.37), allow(single_use_lifetimes))] // https://github.com/rust-lang/rust/issues/53738
[INFO] [stdout]    |       ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rustversion`
[INFO] [stdout]    --> tests/lint.rs:134:3
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[rustversion::attr(not(nightly), ignore)]
[INFO] [stdout]     |   ^^^^^^^^^^^ use of undeclared type or module `rustversion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f6f402583dab6098570a77ae805b569a8a2b63de1e61322fe0180274da3059e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f402583dab6098570a77ae805b569a8a2b63de1e61322fe0180274da3059e3", kill_on_drop: false }`
[INFO] [stdout] f6f402583dab6098570a77ae805b569a8a2b63de1e61322fe0180274da3059e3