[INFO] fetching crate numext-fixed-uint-core 0.1.6...
[INFO] checking numext-fixed-uint-core-0.1.6 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate numext-fixed-uint-core 0.1.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate numext-fixed-uint-core 0.1.6 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate numext-fixed-uint-core 0.1.6
[INFO] finished tweaking crates.io crate numext-fixed-uint-core 0.1.6
[INFO] tweaked toml for crates.io crate numext-fixed-uint-core 0.1.6 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a0152444c1b99535ba5b141a692c70a504368c6ebd81c88a55250ad5ab35181
[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" "8a0152444c1b99535ba5b141a692c70a504368c6ebd81c88a55250ad5ab35181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a0152444c1b99535ba5b141a692c70a504368c6ebd81c88a55250ad5ab35181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0152444c1b99535ba5b141a692c70a504368c6ebd81c88a55250ad5ab35181", kill_on_drop: false }`
[INFO] [stdout] 8a0152444c1b99535ba5b141a692c70a504368c6ebd81c88a55250ad5ab35181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0891337f8f5f49284745f0d145142c54a03cdfbda3f4e447ce71fabf18f0b9e
[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" "e0891337f8f5f49284745f0d145142c54a03cdfbda3f4e447ce71fabf18f0b9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking numext-fixed-uint-core v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]   --> src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / constructor::construct_fixed_uints!(
[INFO] [stdout] 22 | |     U128 {
[INFO] [stdout] 23 | |         size = 128,
[INFO] [stdout] 24 | |     },
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     },
[INFO] [stdout] 52 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]   --> src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / constructor::construct_fixed_uints!(
[INFO] [stdout] 22 | |     U128 {
[INFO] [stdout] 23 | |         size = 128,
[INFO] [stdout] 24 | |     },
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     },
[INFO] [stdout] 52 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]   --> src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / constructor::construct_fixed_uints!(
[INFO] [stdout] 22 | |     U128 {
[INFO] [stdout] 23 | |         size = 128,
[INFO] [stdout] 24 | |     },
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     },
[INFO] [stdout] 52 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]   --> src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / constructor::construct_fixed_uints!(
[INFO] [stdout] 22 | |     U128 {
[INFO] [stdout] 23 | |         size = 128,
[INFO] [stdout] 24 | |     },
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |     },
[INFO] [stdout] 52 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.70s
[INFO] running `Command { std: "docker" "inspect" "e0891337f8f5f49284745f0d145142c54a03cdfbda3f4e447ce71fabf18f0b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0891337f8f5f49284745f0d145142c54a03cdfbda3f4e447ce71fabf18f0b9e", kill_on_drop: false }`
[INFO] [stdout] e0891337f8f5f49284745f0d145142c54a03cdfbda3f4e447ce71fabf18f0b9e