[INFO] fetching crate float_next_after 0.1.5...
[INFO] testing float_next_after-0.1.5 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate float_next_after 0.1.5 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate float_next_after 0.1.5 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2aaccc0419874cecadf312d9a13f861989f863931c929b67965df0bfdd7370f
[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" "b2aaccc0419874cecadf312d9a13f861989f863931c929b67965df0bfdd7370f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2aaccc0419874cecadf312d9a13f861989f863931c929b67965df0bfdd7370f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2aaccc0419874cecadf312d9a13f861989f863931c929b67965df0bfdd7370f", kill_on_drop: false }`
[INFO] [stdout] b2aaccc0419874cecadf312d9a13f861989f863931c929b67965df0bfdd7370f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] d3b20e4fc984fe83ce2332bb999ae6c8fe878473379f04b44acb60f715502b28
[INFO] running `Command { std: "docker" "start" "-a" "d3b20e4fc984fe83ce2332bb999ae6c8fe878473379f04b44acb60f715502b28", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling float_next_after v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "d3b20e4fc984fe83ce2332bb999ae6c8fe878473379f04b44acb60f715502b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b20e4fc984fe83ce2332bb999ae6c8fe878473379f04b44acb60f715502b28", kill_on_drop: false }`
[INFO] [stdout] d3b20e4fc984fe83ce2332bb999ae6c8fe878473379f04b44acb60f715502b28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", 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] d6aff23119490e4caadb5bc046092c8d6b2b6641d6d201eb1623f7c03f7e1d0d
[INFO] running `Command { std: "docker" "start" "-a" "d6aff23119490e4caadb5bc046092c8d6b2b6641d6d201eb1623f7c03f7e1d0d", 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 1.09s
[INFO] running `Command { std: "docker" "inspect" "d6aff23119490e4caadb5bc046092c8d6b2b6641d6d201eb1623f7c03f7e1d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6aff23119490e4caadb5bc046092c8d6b2b6641d6d201eb1623f7c03f7e1d0d", kill_on_drop: false }`
[INFO] [stdout] d6aff23119490e4caadb5bc046092c8d6b2b6641d6d201eb1623f7c03f7e1d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] 802cc35cfb00d9ba1cf9a6b2c34ffdfc86420ebd8fc3b3357a57cfc53dec4a03
[INFO] running `Command { std: "docker" "start" "-a" "802cc35cfb00d9ba1cf9a6b2c34ffdfc86420ebd8fc3b3357a57cfc53dec4a03", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/float_next_after-7ce8a4d694b25b97)
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests_f32::step_towards_zero ... ok
[INFO] [stdout] test tests_f32::stays_at_infinity ... ok
[INFO] [stdout] test tests_f32::special_case_signed_zeros ... ok
[INFO] [stdout] test tests_f32::roundtrip ... ok
[INFO] [stdout] test tests_f32::returns_nan_for_any_nan_involved ... ok
[INFO] [stdout] test tests_f64::next_smaller_than_0 ... ok
[INFO] [stdout] test tests_f64::nextafter_around_one ... ok
[INFO] [stdout] test tests_f64::nextafter_for_big_neg_number ... ok
[INFO] [stdout] test tests_f64::nextafter_for_big_pos_number ... ok
[INFO] [stdout] test tests_f64::returns_identity_for_equal_dest ... ok
[INFO] [stdout] test tests_f32::returns_identity_for_equal_dest ... ok
[INFO] [stdout] test tests_f64::returns_nan_for_any_nan_involved ... ok
[INFO] [stdout] test tests_f64::roundtrip ... ok
[INFO] [stdout] test tests_f64::special_case_signed_zeros ... 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::step_towards_zero ... ok
[INFO] [stdout] test tests_f64::test_copy_sign ... ok
[INFO] [stdout] test tests_f64::verify_constants ... ok
[INFO] [stdout] test tests_f32::nextafter_around_one ... ok
[INFO] [stdout] test tests_f32::next_larger_than_0 ... ok
[INFO] [stdout] test tests_f32::test_copy_sign ... ok
[INFO] [stdout] test tests_f64::next_larger_than_0 ... ok
[INFO] [stdout] test tests_f32::step_to_largest_is_possible ... ok
[INFO] [stdout] test tests_f32::next_smaller_than_0 ... ok
[INFO] [stdout] test tests_f32::verify_constants ... ok
[INFO] [stdout] test tests_f32::nextafter_for_big_neg_number ... ok
[INFO] [stdout] test tests_f64::jump_to_infinity ... ok
[INFO] [stdout] test tests_f32::jump_to_infinity ... ok
[INFO] [stdout] test tests_f32::nextafter_for_big_pos_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "802cc35cfb00d9ba1cf9a6b2c34ffdfc86420ebd8fc3b3357a57cfc53dec4a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "802cc35cfb00d9ba1cf9a6b2c34ffdfc86420ebd8fc3b3357a57cfc53dec4a03", kill_on_drop: false }`
[INFO] [stdout] 802cc35cfb00d9ba1cf9a6b2c34ffdfc86420ebd8fc3b3357a57cfc53dec4a03