[INFO] fetching crate float_next_after 0.1.5...
[INFO] testing float_next_after-0.1.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate float_next_after 0.1.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate float_next_after 0.1.5 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 1670f521bb68dbb609632783e02db43ea8f50bbfe882d5d21ebf3f789af4af81
[INFO] running `Command { std: "docker" "start" "-a" "1670f521bb68dbb609632783e02db43ea8f50bbfe882d5d21ebf3f789af4af81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1670f521bb68dbb609632783e02db43ea8f50bbfe882d5d21ebf3f789af4af81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1670f521bb68dbb609632783e02db43ea8f50bbfe882d5d21ebf3f789af4af81", kill_on_drop: false }`
[INFO] [stdout] 1670f521bb68dbb609632783e02db43ea8f50bbfe882d5d21ebf3f789af4af81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83ed196efcc1cb411055986d7e1fde21574e30ffd7095c27fb2b4ec193accebc
[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" "83ed196efcc1cb411055986d7e1fde21574e30ffd7095c27fb2b4ec193accebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling float_next_after v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "83ed196efcc1cb411055986d7e1fde21574e30ffd7095c27fb2b4ec193accebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ed196efcc1cb411055986d7e1fde21574e30ffd7095c27fb2b4ec193accebc", kill_on_drop: false }`
[INFO] [stdout] 83ed196efcc1cb411055986d7e1fde21574e30ffd7095c27fb2b4ec193accebc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 95dd434680a8ef7a98edf99764476e5973597f2cdc6ff683de38c2889291bccd
[INFO] running `Command { std: "docker" "start" "-a" "95dd434680a8ef7a98edf99764476e5973597f2cdc6ff683de38c2889291bccd", 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 1.43s
[INFO] running `Command { std: "docker" "inspect" "95dd434680a8ef7a98edf99764476e5973597f2cdc6ff683de38c2889291bccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95dd434680a8ef7a98edf99764476e5973597f2cdc6ff683de38c2889291bccd", kill_on_drop: false }`
[INFO] [stdout] 95dd434680a8ef7a98edf99764476e5973597f2cdc6ff683de38c2889291bccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a81648cc38d0dbe8bf2785398ea241dae2e0795ab5c23b9b0ed739006feee35
[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" "7a81648cc38d0dbe8bf2785398ea241dae2e0795ab5c23b9b0ed739006feee35", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/float_next_after-48967242ac72423d
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests_f32::nextafter_around_one ... ok
[INFO] [stdout] test tests_f32::nextafter_for_big_pos_number ... ok
[INFO] [stdout] test tests_f32::stays_at_infinity ... ok
[INFO] [stdout] test tests_f32::roundtrip ... ok
[INFO] [stdout] test tests_f32::step_towards_zero ... ok
[INFO] [stdout] test tests_f32::step_to_largest_is_possible ... ok
[INFO] [stdout] test tests_f64::jump_to_infinity ... ok
[INFO] [stdout] test tests_f64::nextafter_for_big_neg_number ... ok
[INFO] [stdout] test tests_f32::returns_nan_for_any_nan_involved ... ok
[INFO] [stdout] test tests_f32::returns_identity_for_equal_dest ... ok
[INFO] [stdout] test tests_f64::roundtrip ... ok
[INFO] [stdout] test tests_f64::nextafter_for_big_pos_number ... ok
[INFO] [stdout] test tests_f64::nextafter_around_one ... ok
[INFO] [stdout] test tests_f64::returns_identity_for_equal_dest ... ok
[INFO] [stdout] test tests_f32::nextafter_for_big_neg_number ... 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::returns_nan_for_any_nan_involved ... ok
[INFO] [stdout] test tests_f64::next_larger_than_0 ... ok
[INFO] [stdout] test tests_f32::special_case_signed_zeros ... ok
[INFO] [stdout] test tests_f32::verify_constants ... ok
[INFO] [stdout] test tests_f64::special_case_signed_zeros ... ok
[INFO] [stdout] test tests_f32::jump_to_infinity ... ok
[INFO] [stdout] test tests_f64::next_smaller_than_0 ... ok
[INFO] [stdout] test tests_f32::test_copy_sign ... ok
[INFO] [stdout] test tests_f32::next_larger_than_0 ... ok
[INFO] [stdout] test tests_f64::verify_constants ... ok
[INFO] [stdout] test tests_f64::test_copy_sign ... ok
[INFO] [stdout] test tests_f32::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" "7a81648cc38d0dbe8bf2785398ea241dae2e0795ab5c23b9b0ed739006feee35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a81648cc38d0dbe8bf2785398ea241dae2e0795ab5c23b9b0ed739006feee35", kill_on_drop: false }`
[INFO] [stdout] 7a81648cc38d0dbe8bf2785398ea241dae2e0795ab5c23b9b0ed739006feee35