[INFO] cloning repository https://github.com/vvilhonen/treewalker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vvilhonen/treewalker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvvilhonen%2Ftreewalker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvvilhonen%2Ftreewalker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1e0e1f9ef910bb466287a03a7727faf49b4ce628 [INFO] checking vvilhonen/treewalker against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvvilhonen%2Ftreewalker" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vvilhonen/treewalker on toolchain 8ea250bdb76176ecb0225baa34aa634b024ae0e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vvilhonen/treewalker [INFO] finished tweaking git repo https://github.com/vvilhonen/treewalker [INFO] tweaked toml for git repo https://github.com/vvilhonen/treewalker written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/vvilhonen/treewalker already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59fb19d05ffdc35fa28e66bc588499dc64dcefbe9c2ac15e7e9a7b7ae4698ae7 [INFO] running `Command { std: "docker" "start" "-a" "59fb19d05ffdc35fa28e66bc588499dc64dcefbe9c2ac15e7e9a7b7ae4698ae7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59fb19d05ffdc35fa28e66bc588499dc64dcefbe9c2ac15e7e9a7b7ae4698ae7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59fb19d05ffdc35fa28e66bc588499dc64dcefbe9c2ac15e7e9a7b7ae4698ae7", kill_on_drop: false }` [INFO] [stdout] 59fb19d05ffdc35fa28e66bc588499dc64dcefbe9c2ac15e7e9a7b7ae4698ae7 [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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c56c0764b5a6fa9453ae76c07c93c3f324b61b0ef7795440da135e4ab332604 [INFO] running `Command { std: "docker" "start" "-a" "9c56c0764b5a6fa9453ae76c07c93c3f324b61b0ef7795440da135e4ab332604", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Compiling anyhow v1.0.32 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking treewalker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0391]: cycle detected when type-checking `inner` [INFO] [stdout] --> src/main.rs:59:6 [INFO] [stdout] | [INFO] [stdout] 59 | .boxed() [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: ...which requires evaluating trait selection obligation `[generator interior@src/main.rs:47:16: 58:6]: core::marker::Send`... [INFO] [stdout] note: ...which requires generator glue MIR for `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires elaborating drops for `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires borrow-checking `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing MIR for `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires unsafety-checking `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires building MIR for `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires type-checking `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] = note: ...which again requires type-checking `inner`, completing the cycle [INFO] [stdout] = note: cycle used when type-checking all item bodies [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 E0391`. [INFO] [stdout] [INFO] [stderr] error: could not compile `treewalker` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0391]: cycle detected when type-checking `inner` [INFO] [stdout] --> src/main.rs:59:6 [INFO] [stdout] | [INFO] [stdout] 59 | .boxed() [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: ...which requires evaluating trait selection obligation `[generator interior@src/main.rs:47:16: 58:6]: core::marker::Send`... [INFO] [stdout] note: ...which requires generator glue MIR for `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires elaborating drops for `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires borrow-checking `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing MIR for `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires unsafety-checking `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires building MIR for `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires type-checking `inner::{closure#0}`... [INFO] [stdout] --> src/main.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 47 | async move { [INFO] [stdout] | ________________^ [INFO] [stdout] 48 | | let metadata = tokio::fs::metadata(path.as_path()).await?; [INFO] [stdout] 49 | | if metadata.is_dir() { [INFO] [stdout] 50 | | let mut entries = tokio::fs::read_dir(&path).await?; [INFO] [stdout] ... | [INFO] [stdout] 57 | | Ok(()) [INFO] [stdout] 58 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] = note: ...which again requires type-checking `inner`, completing the cycle [INFO] [stdout] = note: cycle used when type-checking all item bodies [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 E0391`. [INFO] [stdout] [INFO] [stderr] error: could not compile `treewalker` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9c56c0764b5a6fa9453ae76c07c93c3f324b61b0ef7795440da135e4ab332604", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c56c0764b5a6fa9453ae76c07c93c3f324b61b0ef7795440da135e4ab332604", kill_on_drop: false }` [INFO] [stdout] 9c56c0764b5a6fa9453ae76c07c93c3f324b61b0ef7795440da135e4ab332604