[INFO] cloning repository https://github.com/intdxdt/test_float_overlap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/intdxdt/test_float_overlap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintdxdt%2Ftest_float_overlap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintdxdt%2Ftest_float_overlap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ef0d021f1caba028b4cbbead5e49bb3f2c738f5
[INFO] checking intdxdt/test_float_overlap against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintdxdt%2Ftest_float_overlap" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/intdxdt/test_float_overlap on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/intdxdt/test_float_overlap
[INFO] finished tweaking git repo https://github.com/intdxdt/test_float_overlap
[INFO] tweaked toml for git repo https://github.com/intdxdt/test_float_overlap written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/intdxdt/test_float_overlap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/intdxdt/bit_twiddle`
[INFO] [stderr]     Updating git repository `https://github.com/intdxdt/double_bits`
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/intdxdt/bit_twiddle`
[INFO] [stderr]     Updating git repository `https://github.com/intdxdt/double_bits`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1240f15234b45626893a143b960ba956ea6fb9de1ad2098788f342321854036d
[INFO] running `Command { std: "docker" "start" "-a" "1240f15234b45626893a143b960ba956ea6fb9de1ad2098788f342321854036d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1240f15234b45626893a143b960ba956ea6fb9de1ad2098788f342321854036d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1240f15234b45626893a143b960ba956ea6fb9de1ad2098788f342321854036d", kill_on_drop: false }`
[INFO] [stdout] 1240f15234b45626893a143b960ba956ea6fb9de1ad2098788f342321854036d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bba5f1678ea18278a7a896bd04c34d749d71678503ba455166ae031495ea79d1
[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" "bba5f1678ea18278a7a896bd04c34d749d71678503ba455166ae031495ea79d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking bit_twiddle v0.1.0 (https://github.com/intdxdt/bit_twiddle?branch=master#6e25a172)
[INFO] [stderr]     Checking double_bits v0.1.0 (https://github.com/intdxdt/double_bits?branch=master#e67eff38)
[INFO] [stderr]     Checking test_float_overlap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "bba5f1678ea18278a7a896bd04c34d749d71678503ba455166ae031495ea79d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba5f1678ea18278a7a896bd04c34d749d71678503ba455166ae031495ea79d1", kill_on_drop: false }`
[INFO] [stdout] bba5f1678ea18278a7a896bd04c34d749d71678503ba455166ae031495ea79d1