[INFO] fetching crate erg_compiler 0.6.4... [INFO] checking erg_compiler-0.6.4 against try#4ae96c1c1c34188e3906cc8962b1d55407f0ae87 for pr-107891 [INFO] extracting crate erg_compiler 0.6.4 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate erg_compiler 0.6.4 on toolchain 4ae96c1c1c34188e3906cc8962b1d55407f0ae87 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4ae96c1c1c34188e3906cc8962b1d55407f0ae87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate erg_compiler 0.6.4 [INFO] finished tweaking crates.io crate erg_compiler 0.6.4 [INFO] tweaked toml for crates.io crate erg_compiler 0.6.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate erg_compiler 0.6.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4ae96c1c1c34188e3906cc8962b1d55407f0ae87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+4ae96c1c1c34188e3906cc8962b1d55407f0ae87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 680ed689a7f8891e9fd58eb4d643ba2847e0464ce946e9507882c3cd86e6e6f9 [INFO] running `Command { std: "docker" "start" "-a" "680ed689a7f8891e9fd58eb4d643ba2847e0464ce946e9507882c3cd86e6e6f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "680ed689a7f8891e9fd58eb4d643ba2847e0464ce946e9507882c3cd86e6e6f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "680ed689a7f8891e9fd58eb4d643ba2847e0464ce946e9507882c3cd86e6e6f9", kill_on_drop: false }` [INFO] [stdout] 680ed689a7f8891e9fd58eb4d643ba2847e0464ce946e9507882c3cd86e6e6f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+4ae96c1c1c34188e3906cc8962b1d55407f0ae87" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4e0ba19379c12a94b0b49e166d9703115108a9a9b6cf4c51a5068d21cb8318d [INFO] running `Command { std: "docker" "start" "-a" "f4e0ba19379c12a94b0b49e166d9703115108a9a9b6cf4c51a5068d21cb8318d", kill_on_drop: false }` [INFO] [stderr] Compiling erg_common v0.6.4 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Checking unicode-xid v0.2.4 [INFO] [stderr] Checking erg_parser v0.6.4 [INFO] [stderr] Compiling erg_compiler v0.6.4 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: `match` arms have incompatible types [INFO] [stdout] --> ty/mod.rs:1802:33 [INFO] [stdout] | [INFO] [stdout] 363 | pub fn non_var_params(&self) -> impl Iterator + Clone { [INFO] [stdout] | -------------------------------------- the found opaque type [INFO] [stdout] ... [INFO] [stdout] 1795 | pub fn non_var_params(&self) -> Option + Clone> { [INFO] [stdout] | -------------------------------------- the expected opaque type [INFO] [stdout] 1796 | match self { [INFO] [stdout] | ---------- `match` arms have incompatible types [INFO] [stdout] 1797 | Self::FreeVar(fv) if fv.is_linked() => unsafe { fv.as_ptr().as_ref() } [INFO] [stdout] | ____________________________________________________- [INFO] [stdout] 1798 | | .unwrap() [INFO] [stdout] 1799 | | .linked() [INFO] [stdout] 1800 | | .and_then(|t| t.non_var_params()), [INFO] [stdout] | |_________________________________________________- this is found to be of type `Option + Clone>` [INFO] [stdout] 1801 | Self::Refinement(refine) => refine.t.non_var_params(), [INFO] [stdout] | ------------------------- this is found to be of type `Option + Clone>` [INFO] [stdout] 1802 | Self::Subr(subr) => Some(subr.non_var_params()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected opaque type, found a different opaque type [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option + Clone>` (opaque type at ) [INFO] [stdout] found enum `Option + Clone>` (opaque type at ) [INFO] [stdout] = note: distinct uses of `impl Trait` result in different opaque types [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `match` arms have incompatible types [INFO] [stdout] --> ty/mod.rs:1802:33 [INFO] [stdout] | [INFO] [stdout] 363 | pub fn non_var_params(&self) -> impl Iterator + Clone { [INFO] [stdout] | -------------------------------------- the found opaque type [INFO] [stdout] ... [INFO] [stdout] 1795 | pub fn non_var_params(&self) -> Option + Clone> { [INFO] [stdout] | -------------------------------------- the expected opaque type [INFO] [stdout] 1796 | match self { [INFO] [stdout] | ---------- `match` arms have incompatible types [INFO] [stdout] 1797 | Self::FreeVar(fv) if fv.is_linked() => unsafe { fv.as_ptr().as_ref() } [INFO] [stdout] | ____________________________________________________- [INFO] [stdout] 1798 | | .unwrap() [INFO] [stdout] 1799 | | .linked() [INFO] [stdout] 1800 | | .and_then(|t| t.non_var_params()), [INFO] [stdout] | |_________________________________________________- this is found to be of type `Option + Clone>` [INFO] [stdout] 1801 | Self::Refinement(refine) => refine.t.non_var_params(), [INFO] [stdout] | ------------------------- this is found to be of type `Option + Clone>` [INFO] [stdout] 1802 | Self::Subr(subr) => Some(subr.non_var_params()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected opaque type, found a different opaque type [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option + Clone>` (opaque type at ) [INFO] [stdout] found enum `Option + Clone>` (opaque type at ) [INFO] [stdout] = note: distinct uses of `impl Trait` result in different opaque types [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 E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `erg_compiler` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `erg_compiler` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "f4e0ba19379c12a94b0b49e166d9703115108a9a9b6cf4c51a5068d21cb8318d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4e0ba19379c12a94b0b49e166d9703115108a9a9b6cf4c51a5068d21cb8318d", kill_on_drop: false }` [INFO] [stdout] f4e0ba19379c12a94b0b49e166d9703115108a9a9b6cf4c51a5068d21cb8318d