[INFO] fetching crate ultraviolet 0.7.5...
[INFO] checking ultraviolet-0.7.5 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate ultraviolet 0.7.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ultraviolet 0.7.5 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ultraviolet 0.7.5
[INFO] finished tweaking crates.io crate ultraviolet 0.7.5
[INFO] tweaked toml for crates.io crate ultraviolet 0.7.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mint v0.5.6
[INFO] [stderr]   Downloaded bytemuck v1.5.1
[INFO] [stderr]   Downloaded safe_arch v0.5.2
[INFO] [stderr]   Downloaded wide v0.5.5
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] f8463563509e6bc8c8a22f01ad3f093a194f2e9b467b8967d9849ebfaf07a554
[INFO] running `Command { std: "docker" "start" "-a" "f8463563509e6bc8c8a22f01ad3f093a194f2e9b467b8967d9849ebfaf07a554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8463563509e6bc8c8a22f01ad3f093a194f2e9b467b8967d9849ebfaf07a554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8463563509e6bc8c8a22f01ad3f093a194f2e9b467b8967d9849ebfaf07a554", kill_on_drop: false }`
[INFO] [stdout] f8463563509e6bc8c8a22f01ad3f093a194f2e9b467b8967d9849ebfaf07a554
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90c263482d05ba4dfd34385ddeedb095b26edba6d3ce5014defc4c67bd6517b8
[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" "90c263482d05ba4dfd34385ddeedb095b26edba6d3ce5014defc4c67bd6517b8", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking wide v0.5.5
[INFO] [stderr]     Checking ultraviolet v0.7.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_test v1.0.123
[INFO] [stdout] warning: unused import: `std::f32::consts::FRAC_PI_2`
[INFO] [stdout]     --> src/mat.rs:1631:9
[INFO] [stdout]      |
[INFO] [stdout] 1631 |     use std::f32::consts::FRAC_PI_2;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f32::consts::PI`
[INFO] [stdout]     --> src/mat.rs:1632:9
[INFO] [stdout]      |
[INFO] [stdout] 1632 |     use std::f32::consts::PI;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.75s
[INFO] running `Command { std: "docker" "inspect" "90c263482d05ba4dfd34385ddeedb095b26edba6d3ce5014defc4c67bd6517b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c263482d05ba4dfd34385ddeedb095b26edba6d3ce5014defc4c67bd6517b8", kill_on_drop: false }`
[INFO] [stdout] 90c263482d05ba4dfd34385ddeedb095b26edba6d3ce5014defc4c67bd6517b8