[INFO] fetching crate cheddar 0.2.1... [INFO] checking cheddar-0.2.1 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] extracting crate cheddar 0.2.1 into /workspace/builds/worker-102/source [INFO] validating manifest of crates.io crate cheddar 0.2.1 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cheddar 0.2.1 [INFO] finished tweaking crates.io crate cheddar 0.2.1 [INFO] tweaked toml for crates.io crate cheddar 0.2.1 written to /workspace/builds/worker-102/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 68109f093d74d1f250e0df8e99f378cf40fd5a811417cd1ef7feb9d6e55cce2e [INFO] running `Command { std: "docker" "start" "-a" "68109f093d74d1f250e0df8e99f378cf40fd5a811417cd1ef7feb9d6e55cce2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68109f093d74d1f250e0df8e99f378cf40fd5a811417cd1ef7feb9d6e55cce2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68109f093d74d1f250e0df8e99f378cf40fd5a811417cd1ef7feb9d6e55cce2e", kill_on_drop: false }` [INFO] [stdout] 68109f093d74d1f250e0df8e99f378cf40fd5a811417cd1ef7feb9d6e55cce2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef098907744629f49da3531deb554fff60638bfe27da719ea952bf96e6cfbcba [INFO] running `Command { std: "docker" "start" "-a" "ef098907744629f49da3531deb554fff60638bfe27da719ea952bf96e6cfbcba", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking bitflags v1.3.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking any-cache v0.2.3 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking filetime v0.2.15 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking glsl v0.9.2 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking warmy v0.10.0 [INFO] [stderr] Checking cheddar v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1028:1 [INFO] [stdout] | [INFO] [stdout] 1028 | /// Parse a module separator and a module name. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1037:1 [INFO] [stdout] | [INFO] [stdout] 1037 | / /// Parse a module path. [INFO] [stdout] 1038 | | /// [INFO] [stdout] 1039 | | /// foo [INFO] [stdout] 1040 | | /// foo.bar [INFO] [stdout] 1041 | | /// foo.bar.zoo [INFO] [stdout] | |_--------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1028:1 [INFO] [stdout] | [INFO] [stdout] 1028 | /// Parse a module separator and a module name. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1037:1 [INFO] [stdout] | [INFO] [stdout] 1037 | / /// Parse a module path. [INFO] [stdout] 1038 | | /// [INFO] [stdout] 1039 | | /// foo [INFO] [stdout] 1040 | | /// foo.bar [INFO] [stdout] 1041 | | /// foo.bar.zoo [INFO] [stdout] | |_--------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1060:1 [INFO] [stdout] | [INFO] [stdout] 1060 | / /// Parse a symbol list. [INFO] [stdout] 1061 | | /// [INFO] [stdout] 1062 | | /// ( item0, item1, item2, …) [INFO] [stdout] | |_--------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1072:1 [INFO] [stdout] | [INFO] [stdout] 1072 | /// Parse an import list. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1082:1 [INFO] [stdout] | [INFO] [stdout] 1082 | /// Parse a module. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:759:24 [INFO] [stdout] | [INFO] [stdout] 759 | LoadError(FSKey, Box), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Debug` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1060:1 [INFO] [stdout] | [INFO] [stdout] 1060 | / /// Parse a symbol list. [INFO] [stdout] 1061 | | /// [INFO] [stdout] 1062 | | /// ( item0, item1, item2, …) [INFO] [stdout] | |_--------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1072:1 [INFO] [stdout] | [INFO] [stdout] 1072 | /// Parse an import list. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:1082:1 [INFO] [stdout] | [INFO] [stdout] 1082 | /// Parse a module. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:759:24 [INFO] [stdout] | [INFO] [stdout] 759 | LoadError(FSKey, Box), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Debug` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.06s [INFO] running `Command { std: "docker" "inspect" "ef098907744629f49da3531deb554fff60638bfe27da719ea952bf96e6cfbcba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef098907744629f49da3531deb554fff60638bfe27da719ea952bf96e6cfbcba", kill_on_drop: false }` [INFO] [stdout] ef098907744629f49da3531deb554fff60638bfe27da719ea952bf96e6cfbcba