[INFO] fetching crate heapless 0.5.5...
[INFO] checking heapless-0.5.5 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate heapless 0.5.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate heapless 0.5.5 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate heapless 0.5.5
[INFO] finished tweaking crates.io crate heapless 0.5.5
[INFO] tweaked toml for crates.io crate heapless 0.5.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", 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] bc1097b79fed93acb9e997ff492b84014263fbc0a1e9d510f1ca53ebbedbb697
[INFO] running `Command { std: "docker" "start" "-a" "bc1097b79fed93acb9e997ff492b84014263fbc0a1e9d510f1ca53ebbedbb697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc1097b79fed93acb9e997ff492b84014263fbc0a1e9d510f1ca53ebbedbb697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc1097b79fed93acb9e997ff492b84014263fbc0a1e9d510f1ca53ebbedbb697", kill_on_drop: false }`
[INFO] [stdout] bc1097b79fed93acb9e997ff492b84014263fbc0a1e9d510f1ca53ebbedbb697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "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] e7e8a9051fef852a880717e3b43fb49e26db5fb76cfe28b022fbf709082727ce
[INFO] running `Command { std: "docker" "start" "-a" "e7e8a9051fef852a880717e3b43fb49e26db5fb76cfe28b022fbf709082727ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling heapless v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling ufmt-macros v0.1.1
[INFO] [stderr]     Checking ufmt v0.1.0
[INFO] [stdout] error[E0433]: failed to resolve: could not find `pool` in `heapless`
[INFO] [stdout]    --> tests/tsan.rs:242:15
[INFO] [stdout]     |
[INFO] [stdout] 242 |     heapless::pool!(A: [u8; 8]);
[INFO] [stdout]     |               ^^^^ could not find `pool` in `heapless`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> tests/tsan.rs:244:5
[INFO] [stdout]     |
[INFO] [stdout] 244 |     A::grow(unsafe { &mut M });
[INFO] [stdout]     |     ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> tests/tsan.rs:249:25
[INFO] [stdout]     |
[INFO] [stdout] 249 |                 let a = A::alloc().unwrap();
[INFO] [stdout]     |                         ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> tests/tsan.rs:250:25
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 let b = A::alloc().unwrap();
[INFO] [stdout]     |                         ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> tests/tsan.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 |                 let a = A::alloc().unwrap();
[INFO] [stdout]     |                         ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `heapless::pool::singleton::Pool as _`
[INFO] [stdout]    --> tests/tsan.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |     use heapless::pool::singleton::Pool as _;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> tests/tsan.rs:3:9
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `pool` in this scope
[INFO] [stdout]    --> src/pool/singleton.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |         pool!(A: u8);
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `pool` in this scope
[INFO] [stdout]    --> src/pool/singleton.rs:347:9
[INFO] [stdout]     |
[INFO] [stdout] 347 |         pool!(A: X);
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> src/pool/singleton.rs:312:17
[INFO] [stdout]     |
[INFO] [stdout] 312 |         assert!(A::alloc().is_none());
[INFO] [stdout]     |                 ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> src/pool/singleton.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |         A::grow(unsafe { &mut MEMORY });
[INFO] [stdout]     |         ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> src/pool/singleton.rs:316:17
[INFO] [stdout]     |
[INFO] [stdout] 316 |         let x = A::alloc().unwrap().init(0);
[INFO] [stdout]     |                 ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> src/pool/singleton.rs:320:17
[INFO] [stdout]     |
[INFO] [stdout] 320 |         assert!(A::alloc().is_none());
[INFO] [stdout]     |                 ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> src/pool/singleton.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |         assert_eq!(*A::alloc().unwrap().init(1), 1);
[INFO] [stdout]     |                     ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[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 `A`
[INFO] [stdout]    --> src/pool/singleton.rs:349:17
[INFO] [stdout]     |
[INFO] [stdout] 349 |         let x = A::alloc().unwrap().init(X::new());
[INFO] [stdout]     |                 ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `A`
[INFO] [stdout]    --> src/pool/singleton.rs:350:17
[INFO] [stdout]     |
[INFO] [stdout] 350 |         let y = A::alloc().unwrap().init(X::new());
[INFO] [stdout]     |                 ^ use of undeclared type or module `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `heapless`.
[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: unused import: `Pool`
[INFO] [stdout]    --> src/pool/singleton.rs:302:30
[INFO] [stdout]     |
[INFO] [stdout] 302 |     use super::{super::Node, Pool};
[INFO] [stdout]     |                              ^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:76:9
[INFO] [stdout]     |
[INFO] [stdout] 76  | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 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" "e7e8a9051fef852a880717e3b43fb49e26db5fb76cfe28b022fbf709082727ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7e8a9051fef852a880717e3b43fb49e26db5fb76cfe28b022fbf709082727ce", kill_on_drop: false }`
[INFO] [stdout] e7e8a9051fef852a880717e3b43fb49e26db5fb76cfe28b022fbf709082727ce
