[INFO] fetching crate float_next_after 0.1.5...
[INFO] testing float_next_after-0.1.5 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate float_next_after 0.1.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate float_next_after 0.1.5 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate float_next_after 0.1.5
[INFO] finished tweaking crates.io crate float_next_after 0.1.5
[INFO] tweaked toml for crates.io crate float_next_after 0.1.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0a96345184eaf937a5aabc94524ccee7e6fb9a3ea122bc7bd94e69d812cd4d6
[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" "f0a96345184eaf937a5aabc94524ccee7e6fb9a3ea122bc7bd94e69d812cd4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0a96345184eaf937a5aabc94524ccee7e6fb9a3ea122bc7bd94e69d812cd4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a96345184eaf937a5aabc94524ccee7e6fb9a3ea122bc7bd94e69d812cd4d6", kill_on_drop: false }`
[INFO] [stdout] f0a96345184eaf937a5aabc94524ccee7e6fb9a3ea122bc7bd94e69d812cd4d6
[INFO] running `Command { std: "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c54bbc66f7d10e0ad1218a4721ddbb4b1e941943b1bb0992e758141578ad7c6
[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" "8c54bbc66f7d10e0ad1218a4721ddbb4b1e941943b1bb0992e758141578ad7c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling float_next_after v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `Command { std: "docker" "inspect" "8c54bbc66f7d10e0ad1218a4721ddbb4b1e941943b1bb0992e758141578ad7c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c54bbc66f7d10e0ad1218a4721ddbb4b1e941943b1bb0992e758141578ad7c6", kill_on_drop: false }`
[INFO] [stdout] 8c54bbc66f7d10e0ad1218a4721ddbb4b1e941943b1bb0992e758141578ad7c6
[INFO] running `Command { std: "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2405f122d27c62efa951421bdab3c005a5c3e160f9345d2d82c487a73071b4f5
[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" "2405f122d27c62efa951421bdab3c005a5c3e160f9345d2d82c487a73071b4f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling float_next_after v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "2405f122d27c62efa951421bdab3c005a5c3e160f9345d2d82c487a73071b4f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2405f122d27c62efa951421bdab3c005a5c3e160f9345d2d82c487a73071b4f5", kill_on_drop: false }`
[INFO] [stdout] 2405f122d27c62efa951421bdab3c005a5c3e160f9345d2d82c487a73071b4f5
[INFO] running `Command { std: "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06c4a3a6bd5a36756064377dde179039f9d0837d0d035db53aa3352fe2f01d97
[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" "06c4a3a6bd5a36756064377dde179039f9d0837d0d035db53aa3352fe2f01d97", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/float_next_after-18b0a18015c74412
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests_f32::stays_at_infinity ... ok
[INFO] [stdout] test tests_f32::special_case_signed_zeros ... ok
[INFO] [stdout] test tests_f32::verify_constants ... ok
[INFO] [stdout] test tests_f32::step_towards_zero ... ok
[INFO] [stdout] test tests_f32::test_copy_sign ... ok
[INFO] [stdout] test tests_f32::next_smaller_than_0 ... ok
[INFO] [stdout] test tests_f32::returns_identity_for_equal_dest ... ok
[INFO] [stdout] test tests_f32::nextafter_for_big_pos_number ... ok
[INFO] [stdout] test tests_f64::next_larger_than_0 ... ok
[INFO] [stdout] test tests_f64::jump_to_infinity ... ok
[INFO] [stdout] test tests_f32::nextafter_around_one ... ok
[INFO] [stdout] test tests_f32::nextafter_for_big_neg_number ... ok
[INFO] [stdout] test tests_f32::jump_to_infinity ... ok
[INFO] [stdout] test tests_f32::step_to_largest_is_possible ... ok
[INFO] [stdout] test tests_f64::nextafter_for_big_neg_number ... ok
[INFO] [stdout] test tests_f64::returns_identity_for_equal_dest ... ok
[INFO] [stdout] test tests_f64::roundtrip ... ok
[INFO] [stdout] test tests_f32::returns_nan_for_any_nan_involved ... ok
[INFO] [stdout] test tests_f64::nextafter_for_big_pos_number ... ok
[INFO] [stdout] test tests_f64::special_case_signed_zeros ... ok
[INFO] [stdout] test tests_f64::returns_nan_for_any_nan_involved ... ok
[INFO] [stdout] test tests_f32::roundtrip ... ok
[INFO] [stdout] test tests_f64::step_towards_zero ... ok
[INFO] [stdout] test tests_f64::stays_at_infinity ... ok
[INFO] [stdout] test tests_f64::step_to_largest_is_possible ... ok
[INFO] [stdout] test tests_f64::verify_constants ... ok
[INFO] [stdout] test tests_f64::test_copy_sign ... ok
[INFO] [stdout] test tests_f32::next_larger_than_0 ... ok
[INFO] [stdout] test tests_f64::nextafter_around_one ... ok
[INFO] [stdout] test tests_f64::next_smaller_than_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests float_next_after
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - NextAfter (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "06c4a3a6bd5a36756064377dde179039f9d0837d0d035db53aa3352fe2f01d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c4a3a6bd5a36756064377dde179039f9d0837d0d035db53aa3352fe2f01d97", kill_on_drop: false }`
[INFO] [stdout] 06c4a3a6bd5a36756064377dde179039f9d0837d0d035db53aa3352fe2f01d97