[INFO] fetching crate float-ord 0.2.0...
[INFO] testing float-ord-0.2.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate float-ord 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate float-ord 0.2.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate float-ord 0.2.0
[INFO] finished tweaking crates.io crate float-ord 0.2.0
[INFO] tweaked toml for crates.io crate float-ord 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b335878bb5ce33681c873ed0bd072cecf0b6e2a3db9c4e7c72d386d8a7c16016
[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" "b335878bb5ce33681c873ed0bd072cecf0b6e2a3db9c4e7c72d386d8a7c16016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b335878bb5ce33681c873ed0bd072cecf0b6e2a3db9c4e7c72d386d8a7c16016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b335878bb5ce33681c873ed0bd072cecf0b6e2a3db9c4e7c72d386d8a7c16016", kill_on_drop: false }`
[INFO] [stdout] b335878bb5ce33681c873ed0bd072cecf0b6e2a3db9c4e7c72d386d8a7c16016
[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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44a453899374d82ca7b8a9053e9343fd3124461ff70972887438b0dd7d2884b1
[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" "44a453899374d82ca7b8a9053e9343fd3124461ff70972887438b0dd7d2884b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling float-ord v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "44a453899374d82ca7b8a9053e9343fd3124461ff70972887438b0dd7d2884b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a453899374d82ca7b8a9053e9343fd3124461ff70972887438b0dd7d2884b1", kill_on_drop: false }`
[INFO] [stdout] 44a453899374d82ca7b8a9053e9343fd3124461ff70972887438b0dd7d2884b1
[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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] bf3c2b495f1816ad96428e4a6be4ae0481026f82f604110659e22afd868e0b36
[INFO] running `Command { std: "docker" "start" "-a" "bf3c2b495f1816ad96428e4a6be4ae0481026f82f604110659e22afd868e0b36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling float-ord v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lib.rs:113:27
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     .take((1 << n))
[INFO] [stdout]     |                           ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/lib.rs:145:27
[INFO] [stdout]     |
[INFO] [stdout] 145 |                     .take((1 << n))
[INFO] [stdout]     |                           ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.28s
[INFO] running `Command { std: "docker" "inspect" "bf3c2b495f1816ad96428e4a6be4ae0481026f82f604110659e22afd868e0b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf3c2b495f1816ad96428e4a6be4ae0481026f82f604110659e22afd868e0b36", kill_on_drop: false }`
[INFO] [stdout] bf3c2b495f1816ad96428e4a6be4ae0481026f82f604110659e22afd868e0b36
[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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] e27ab1a1bbe8e5b68115f8f45ed36319c73c5ef9f427eb9ae79b0c4640092eeb
[INFO] running `Command { std: "docker" "start" "-a" "e27ab1a1bbe8e5b68115f8f45ed36319c73c5ef9f427eb9ae79b0c4640092eeb", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:113:27
[INFO] [stdout] running 5 tests
[INFO] [stderr]     |
[INFO] [stdout] test tests::test_ord ... ok
[INFO] [stderr] 113 |                     .take((1 << n))
[INFO] [stdout] test tests::test_sort_nan ... ok
[INFO] [stderr]     |                           ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lib.rs:145:27
[INFO] [stderr]     |
[INFO] [stderr] 145 |                     .take((1 << n))
[INFO] [stderr]     |                           ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/float_ord-b974c4a12155aaf3
[INFO] [stdout] test tests::test_hash ... ok
[INFO] [stdout] test tests::test_ord_numbers ... ok
[INFO] [stdout] test tests::test_sort_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests float-ord
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - sort (line 64) ... 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" "e27ab1a1bbe8e5b68115f8f45ed36319c73c5ef9f427eb9ae79b0c4640092eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27ab1a1bbe8e5b68115f8f45ed36319c73c5ef9f427eb9ae79b0c4640092eeb", kill_on_drop: false }`
[INFO] [stdout] e27ab1a1bbe8e5b68115f8f45ed36319c73c5ef9f427eb9ae79b0c4640092eeb