[INFO] updating cached repository https://github.com/althonos/nanoset.py
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ee4616ed15ed0db2d68a42f4f619fc70e4730b9
[INFO] checking althonos/nanoset.py against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falthonos%2Fnanoset.py" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/althonos/nanoset.py on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/althonos/nanoset.py
[INFO] finished tweaking git repo https://github.com/althonos/nanoset.py
[INFO] tweaked toml for git repo https://github.com/althonos/nanoset.py written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/althonos/nanoset.py already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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] a1df8e1e6a02216cad3e3b176ce801807063ca97abaa0e7678b1b6c324d253a4
[INFO] running `"docker" "start" "-a" "a1df8e1e6a02216cad3e3b176ce801807063ca97abaa0e7678b1b6c324d253a4"`
[INFO] [stderr]    Compiling smallvec v1.0.0
[INFO] [stderr]     Checking unindent v0.1.5
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling pyo3-derive-backend v0.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling inventory-impl v0.1.4
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling ctor v0.1.12
[INFO] [stderr]    Compiling pyo3cls v0.8.3
[INFO] [stderr]    Compiling paste-impl v0.1.6
[INFO] [stderr]    Compiling indoc-impl v0.3.4
[INFO] [stderr]     Checking inventory v0.1.4
[INFO] [stderr]     Checking paste v0.1.6
[INFO] [stderr]     Checking indoc v0.3.4
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling built v0.3.2
[INFO] [stderr]    Compiling pyo3 v0.8.3
[INFO] [stderr]    Compiling nanoset-py v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `"docker" "inspect" "a1df8e1e6a02216cad3e3b176ce801807063ca97abaa0e7678b1b6c324d253a4"`
[INFO] running `"docker" "rm" "-f" "a1df8e1e6a02216cad3e3b176ce801807063ca97abaa0e7678b1b6c324d253a4"`
[INFO] [stdout] a1df8e1e6a02216cad3e3b176ce801807063ca97abaa0e7678b1b6c324d253a4