[INFO] updating cached repository https://github.com/birders/heliometer
[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] 15b08097c6f25895e79dbd4a26f550e010910b53
[INFO] checking birders/heliometer against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbirders%2Fheliometer" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/birders/heliometer on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/birders/heliometer
[INFO] finished tweaking git repo https://github.com/birders/heliometer
[INFO] tweaked toml for git repo https://github.com/birders/heliometer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/birders/heliometer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 09f7965d1fb17d796c35c21d050c96e8fe096db0590c4e6db563a1655599d15a
[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" "09f7965d1fb17d796c35c21d050c96e8fe096db0590c4e6db563a1655599d15a"`
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling serde v1.0.48
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling bytecount v0.2.0
[INFO] [stderr]     Checking heliometer v0.5.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking criterion-stats v0.2.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking itertools-num v0.1.1
[INFO] [stderr]     Checking criterion-plot v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling syn v0.13.7
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling backtrace v0.3.7
[INFO] [stderr]     Checking simplelog v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.48
[INFO] [stderr]     Checking serde_json v1.0.17
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]     Checking handlebars v0.31.0
[INFO] [stderr]    Compiling cargo_metadata v0.3.3
[INFO] [stderr]     Checking criterion v0.2.3
[INFO] [stderr]    Compiling skeptic v0.13.2
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `"docker" "inspect" "09f7965d1fb17d796c35c21d050c96e8fe096db0590c4e6db563a1655599d15a"`
[INFO] running `"docker" "rm" "-f" "09f7965d1fb17d796c35c21d050c96e8fe096db0590c4e6db563a1655599d15a"`
[INFO] [stdout] 09f7965d1fb17d796c35c21d050c96e8fe096db0590c4e6db563a1655599d15a