[INFO] crate lark-ty 0.1.0 is already in cache [INFO] extracting crate lark-ty 0.1.0 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/lark-ty/0.1.0 [INFO] extracting crate lark-ty 0.1.0 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/lark-ty/0.1.0 [INFO] validating manifest of lark-ty-0.1.0 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of lark-ty-0.1.0 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing lark-ty-0.1.0 [INFO] finished frobbing lark-ty-0.1.0 [INFO] frobbed toml for lark-ty-0.1.0 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/lark-ty/0.1.0/Cargo.toml [INFO] started frobbing lark-ty-0.1.0 [INFO] finished frobbing lark-ty-0.1.0 [INFO] frobbed toml for lark-ty-0.1.0 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/lark-ty/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking lark-ty-0.1.0 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/lark-ty/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ef84311563c514f6c4154e3a06280905f6987207bccf4739eafca42384bd467d [INFO] running `"docker" "start" "-a" "ef84311563c514f6c4154e3a06280905f6987207bccf4739eafca42384bd467d"` [INFO] [stderr] Checking render-tree v0.1.1 [INFO] [stderr] Compiling derive-new v0.5.7 [INFO] [stderr] Compiling lark-debug-derive v0.1.0 [INFO] [stderr] Checking languageserver-types v0.53.1 [INFO] [stderr] Checking lark-unify v0.1.0 [INFO] [stderr] Checking lark-intern v0.1.0 [INFO] [stderr] Checking lark-string v0.1.0 [INFO] [stderr] Checking language-reporting v0.3.1 [INFO] [stderr] Checking lark-span v0.1.0 [INFO] [stderr] Checking lark-error v0.1.0 [INFO] [stderr] Checking lark-entity v0.1.0 [INFO] [stderr] Checking lark-ty v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lib.rs:147:1 [INFO] [stderr] | [INFO] [stderr] 147 | / /// A "universe" is a set of names -- the root universe (U(0)) contains all [INFO] [stderr] 148 | | /// the "global names"; each time we traverse into a binder, we instantiate a [INFO] [stderr] 149 | | /// new universe (e.g., U(1)) that can see all things from lower universes [INFO] [stderr] 150 | | /// as well as some new placeholders. [INFO] [stderr] | |_____________________________________^ [INFO] [stderr] 151 | / lark_collections::index_type! { [INFO] [stderr] 152 | | pub struct Universe { [INFO] [stderr] 153 | | debug_name["U"], [INFO] [stderr] 154 | | .. [INFO] [stderr] 155 | | } [INFO] [stderr] 156 | | } [INFO] [stderr] | |_- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/lib.rs:147:1 [INFO] [stderr] | [INFO] [stderr] 147 | / /// A "universe" is a set of names -- the root universe (U(0)) contains all [INFO] [stderr] 148 | | /// the "global names"; each time we traverse into a binder, we instantiate a [INFO] [stderr] 149 | | /// new universe (e.g., U(1)) that can see all things from lower universes [INFO] [stderr] 150 | | /// as well as some new placeholders. [INFO] [stderr] | |_____________________________________^ [INFO] [stderr] 151 | / lark_collections::index_type! { [INFO] [stderr] 152 | | pub struct Universe { [INFO] [stderr] 153 | | debug_name["U"], [INFO] [stderr] 154 | | .. [INFO] [stderr] 155 | | } [INFO] [stderr] 156 | | } [INFO] [stderr] | |_- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/declaration.rs:42:34 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn intern_bound_var(db: &AsRef, bv: BoundVar) -> Base { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/declaration.rs:42:34 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn intern_bound_var(db: &AsRef, bv: BoundVar) -> Base { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.22s [INFO] running `"docker" "inspect" "ef84311563c514f6c4154e3a06280905f6987207bccf4739eafca42384bd467d"` [INFO] running `"docker" "rm" "-f" "ef84311563c514f6c4154e3a06280905f6987207bccf4739eafca42384bd467d"` [INFO] [stdout] ef84311563c514f6c4154e3a06280905f6987207bccf4739eafca42384bd467d