[INFO] crate un_algebra 0.9.0 is already in cache
[INFO] checking un_algebra-0.9.0 against master#d939f708d960161d23b964309ba68ff207fc0ead for pr-70087
[INFO] extracting crate un_algebra 0.9.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate un_algebra 0.9.0 on toolchain d939f708d960161d23b964309ba68ff207fc0ead
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate un_algebra 0.9.0
[INFO] finished tweaking crates.io crate un_algebra 0.9.0
[INFO] tweaked toml for crates.io crate un_algebra 0.9.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate un_algebra 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+d939f708d960161d23b964309ba68ff207fc0ead" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1bd2922df0d3466ca8b6536d130c724099f59a2077f9761d1d8f55f70a6c7ceb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "1bd2922df0d3466ca8b6536d130c724099f59a2077f9761d1d8f55f70a6c7ceb"`
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.4
[INFO] [stderr]     Checking un_algebra v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `r32`
[INFO] [stderr]    --> examples/rational.rs:196:4
[INFO] [stderr]     |
[INFO] [stderr] 196 | fn r32() -> impl Strategy<Value = Rational> {
[INFO] [stderr]     |    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cx`
[INFO] [stderr]    --> examples/complex.rs:183:4
[INFO] [stderr]     |
[INFO] [stderr] 183 | fn cx() -> impl Strategy<Value = Complex> {
[INFO] [stderr]     |    ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.43s
[INFO] running `"docker" "inspect" "1bd2922df0d3466ca8b6536d130c724099f59a2077f9761d1d8f55f70a6c7ceb"`
[INFO] running `"docker" "rm" "-f" "1bd2922df0d3466ca8b6536d130c724099f59a2077f9761d1d8f55f70a6c7ceb"`
[INFO] [stdout] 1bd2922df0d3466ca8b6536d130c724099f59a2077f9761d1d8f55f70a6c7ceb