[INFO] fetching crate lc3-macros 0.1.0-alpha0... [INFO] checking lc3-macros-0.1.0-alpha0 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] extracting crate lc3-macros 0.1.0-alpha0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate lc3-macros 0.1.0-alpha0 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lc3-macros 0.1.0-alpha0 [INFO] finished tweaking crates.io crate lc3-macros 0.1.0-alpha0 [INFO] tweaked toml for crates.io crate lc3-macros 0.1.0-alpha0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4d3151cd62ac73972678685c7c2bbf0127c13c8f151a37a8af1667acc1f8b7f5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4d3151cd62ac73972678685c7c2bbf0127c13c8f151a37a8af1667acc1f8b7f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d3151cd62ac73972678685c7c2bbf0127c13c8f151a37a8af1667acc1f8b7f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d3151cd62ac73972678685c7c2bbf0127c13c8f151a37a8af1667acc1f8b7f5", kill_on_drop: false }` [INFO] [stdout] 4d3151cd62ac73972678685c7c2bbf0127c13c8f151a37a8af1667acc1f8b7f5 [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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1335a0af2a6e73d4a5241b480c5c531a08225716b387da746e33fc82c50b629b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1335a0af2a6e73d4a5241b480c5c531a08225716b387da746e33fc82c50b629b", kill_on_drop: false }` [INFO] [stderr] Checking unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking proc-macro2 v1.0.26 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking quote v1.0.9 [INFO] [stderr] Checking lc3-macros v0.1.0-alpha0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | plugin_as_library, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | safe_extern_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead [INFO] [stdout] --> src/lib.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | intra_doc_link_resolution_failure, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | plugin_as_library, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | safe_extern_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead [INFO] [stdout] --> src/lib.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | intra_doc_link_resolution_failure, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `proc_macro::TokenTree` [INFO] [stdout] --> src/lib.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | use proc_macro::TokenTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `proc_macro::TokenTree` [INFO] [stdout] --> src/lib.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | use proc_macro::TokenTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern crate` is not idiomatic in the new edition [INFO] [stdout] --> src/lib.rs:45:1 [INFO] [stdout] | [INFO] [stdout] 45 | extern crate proc_macro; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert it to a `use` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | rust_2018_idioms [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_extern_crates)]` implied by `#[warn(rust_2018_idioms)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spanned_err` [INFO] [stdout] --> src/lib.rs:50:15 [INFO] [stdout] | [INFO] [stdout] 50 | pub(crate) fn spanned_err(span: Span, msg: impl Into) -> proc_macro::TokenStream { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a function [INFO] [stdout] --> src/lib.rs:96:1 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn create_label(tokens: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | missing_docs, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a function [INFO] [stdout] --> src/lib.rs:114:1 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn derive_display_from_debug(item: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern crate` is not idiomatic in the new edition [INFO] [stdout] --> src/lib.rs:45:1 [INFO] [stdout] | [INFO] [stdout] 45 | extern crate proc_macro; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert it to a `use` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | rust_2018_idioms [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_extern_crates)]` implied by `#[warn(rust_2018_idioms)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spanned_err` [INFO] [stdout] --> src/lib.rs:50:15 [INFO] [stdout] | [INFO] [stdout] 50 | pub(crate) fn spanned_err(span: Span, msg: impl Into) -> proc_macro::TokenStream { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.68s [INFO] running `Command { std: "docker" "inspect" "1335a0af2a6e73d4a5241b480c5c531a08225716b387da746e33fc82c50b629b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1335a0af2a6e73d4a5241b480c5c531a08225716b387da746e33fc82c50b629b", kill_on_drop: false }` [INFO] [stdout] 1335a0af2a6e73d4a5241b480c5c531a08225716b387da746e33fc82c50b629b