[INFO] fetching crate noisy_float 0.1.13...
[INFO] checking noisy_float-0.1.13 against beta for pr-78714
[INFO] extracting crate noisy_float 0.1.13 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate noisy_float 0.1.13 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate noisy_float 0.1.13
[INFO] finished tweaking crates.io crate noisy_float 0.1.13
[INFO] tweaked toml for crates.io crate noisy_float 0.1.13 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1552a07721c4f07a24278da5519398cb5eaf008e9a4ffd328c438ef389b9088
[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" "d1552a07721c4f07a24278da5519398cb5eaf008e9a4ffd328c438ef389b9088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1552a07721c4f07a24278da5519398cb5eaf008e9a4ffd328c438ef389b9088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1552a07721c4f07a24278da5519398cb5eaf008e9a4ffd328c438ef389b9088", kill_on_drop: false }`
[INFO] [stdout] d1552a07721c4f07a24278da5519398cb5eaf008e9a4ffd328c438ef389b9088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96deb18e7ce5fef9dccfc0a08a38bda1ff82fc2f263e9a98ebd52ae49963b362
[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" "96deb18e7ce5fef9dccfc0a08a38bda1ff82fc2f263e9a98ebd52ae49963b362", kill_on_drop: false }`
[INFO] [stderr]     Checking noisy_float v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]    --> src/lib.rs:370:42
[INFO] [stdout]     |
[INFO] [stdout] 370 |         assert_eq!(N64::try_borrowed_mut(&mut f64::NAN), None);
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(const_item_mutation)]` on by default
[INFO] [stdout]     = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "96deb18e7ce5fef9dccfc0a08a38bda1ff82fc2f263e9a98ebd52ae49963b362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96deb18e7ce5fef9dccfc0a08a38bda1ff82fc2f263e9a98ebd52ae49963b362", kill_on_drop: false }`
[INFO] [stdout] 96deb18e7ce5fef9dccfc0a08a38bda1ff82fc2f263e9a98ebd52ae49963b362