[INFO] crate ntp 0.5.0 is already in cache
[INFO] checking ntp-0.5.0 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] extracting crate ntp 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ntp 0.5.0 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ntp 0.5.0
[INFO] finished tweaking crates.io crate ntp 0.5.0
[INFO] tweaked toml for crates.io crate ntp 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bb67722ac325fa39f98bc3e191834bb338066ccb7aef2081b34bc7073fcb4b02
[INFO] running `"docker" "start" "-a" "bb67722ac325fa39f98bc3e191834bb338066ccb7aef2081b34bc7073fcb4b02"`
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking ntp v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/formats/mod.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 |   /// ascii chars packed into a u32 for matching a raw buffer
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 121 | / custom_derive! {
[INFO] [stderr] 122 | |     #[repr(u32)]
[INFO] [stderr] 123 | |     #[derive(Debug,PartialEq,Copy,Clone,TryFrom(u32))]
[INFO] [stderr] 124 | |     pub enum PrimarySource {
[INFO] [stderr] ...   |
[INFO] [stderr] 159 | |     }
[INFO] [stderr] 160 | | }
[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/formats/mod.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 |   /// ascii chars packed into a u32 for matching a raw buffer
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 121 | / custom_derive! {
[INFO] [stderr] 122 | |     #[repr(u32)]
[INFO] [stderr] 123 | |     #[derive(Debug,PartialEq,Copy,Clone,TryFrom(u32))]
[INFO] [stderr] 124 | |     pub enum PrimarySource {
[INFO] [stderr] ...   |
[INFO] [stderr] 159 | |     }
[INFO] [stderr] 160 | | }
[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]     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `"docker" "inspect" "bb67722ac325fa39f98bc3e191834bb338066ccb7aef2081b34bc7073fcb4b02"`
[INFO] running `"docker" "rm" "-f" "bb67722ac325fa39f98bc3e191834bb338066ccb7aef2081b34bc7073fcb4b02"`
[INFO] [stdout] bb67722ac325fa39f98bc3e191834bb338066ccb7aef2081b34bc7073fcb4b02