[INFO] fetching crate panoradix 0.6.5...
[INFO] checking panoradix-0.6.5 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate panoradix 0.6.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate panoradix 0.6.5 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate panoradix 0.6.5
[INFO] finished tweaking crates.io crate panoradix 0.6.5
[INFO] tweaked toml for crates.io crate panoradix 0.6.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] bb0fb99bdf989f7902ac3712cd9cebb4c2bb5042505893a42b3fe3c6fa77cd48
[INFO] running `"docker" "start" "-a" "bb0fb99bdf989f7902ac3712cd9cebb4c2bb5042505893a42b3fe3c6fa77cd48"`
[INFO] [stderr]     Checking panoradix v0.6.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]    --> src/set.rs:205:22
[INFO] [stderr]     |
[INFO] [stderr] 205 | pub type Iter<'a, K: 'a + Key + ?Sized> = MapKeys<'a, K, ()>;
[INFO] [stderr]     |                      ^^   ^^^   ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr]     = help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> benches/set.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         items.iter().collect::<RadixSet<str>>();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> benches/set.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         items.iter().collect::<RadixSet<str>>();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]    --> src/set.rs:205:22
[INFO] [stderr]     |
[INFO] [stderr] 205 | pub type Iter<'a, K: 'a + Key + ?Sized> = MapKeys<'a, K, ()>;
[INFO] [stderr]     |                      ^^   ^^^   ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr]     = help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `"docker" "inspect" "bb0fb99bdf989f7902ac3712cd9cebb4c2bb5042505893a42b3fe3c6fa77cd48"`
[INFO] running `"docker" "rm" "-f" "bb0fb99bdf989f7902ac3712cd9cebb4c2bb5042505893a42b3fe3c6fa77cd48"`
[INFO] [stdout] bb0fb99bdf989f7902ac3712cd9cebb4c2bb5042505893a42b3fe3c6fa77cd48