[INFO] fetching crate numext-fixed-uint-core 0.1.6...
[INFO] checking numext-fixed-uint-core-0.1.6 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate numext-fixed-uint-core 0.1.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate numext-fixed-uint-core 0.1.6 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 516ba816fa819f7f84906246a19ca439c5f7beaedbd1daa0b3bc8b894d3972d5
[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" "516ba816fa819f7f84906246a19ca439c5f7beaedbd1daa0b3bc8b894d3972d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "516ba816fa819f7f84906246a19ca439c5f7beaedbd1daa0b3bc8b894d3972d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "516ba816fa819f7f84906246a19ca439c5f7beaedbd1daa0b3bc8b894d3972d5", kill_on_drop: false }`
[INFO] [stdout] 516ba816fa819f7f84906246a19ca439c5f7beaedbd1daa0b3bc8b894d3972d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2176e3b68aa00fc5e03b4d26c6b70c845eb2e76828f70d13ae900e142fd651dd
[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" "2176e3b68aa00fc5e03b4d26c6b70c845eb2e76828f70d13ae900e142fd651dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]     Checking thiserror v1.0.26
[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 the macro `constructor::construct_fixed_uints` (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 the macro `constructor::construct_fixed_uints` (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 the macro `constructor::construct_fixed_uints` (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 the macro `constructor::construct_fixed_uints` (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 25.81s
[INFO] running `Command { std: "docker" "inspect" "2176e3b68aa00fc5e03b4d26c6b70c845eb2e76828f70d13ae900e142fd651dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2176e3b68aa00fc5e03b4d26c6b70c845eb2e76828f70d13ae900e142fd651dd", kill_on_drop: false }`
[INFO] [stdout] 2176e3b68aa00fc5e03b4d26c6b70c845eb2e76828f70d13ae900e142fd651dd