[INFO] fetching crate rs-math3d 0.9.3...
[INFO] checking rs-math3d-0.9.3 against beta for pr-78714
[INFO] extracting crate rs-math3d 0.9.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rs-math3d 0.9.3 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 rs-math3d 0.9.3
[INFO] finished tweaking crates.io crate rs-math3d 0.9.3
[INFO] tweaked toml for crates.io crate rs-math3d 0.9.3 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 6b3e3a22892bde6b782c4d43ca6aa277a8c4532266ef61e1b57dbaf9ec7bd431
[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" "6b3e3a22892bde6b782c4d43ca6aa277a8c4532266ef61e1b57dbaf9ec7bd431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b3e3a22892bde6b782c4d43ca6aa277a8c4532266ef61e1b57dbaf9ec7bd431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b3e3a22892bde6b782c4d43ca6aa277a8c4532266ef61e1b57dbaf9ec7bd431", kill_on_drop: false }`
[INFO] [stdout] 6b3e3a22892bde6b782c4d43ca6aa277a8c4532266ef61e1b57dbaf9ec7bd431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 6b262351b2e9839a668ba9d1c2b8a1e3f4c5224980a5f2980ebb258c7482271b
[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" "6b262351b2e9839a668ba9d1c2b8a1e3f4c5224980a5f2980ebb258c7482271b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-math3d v0.9.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute should be applied to a foreign function or static
[INFO] [stdout]   --> src/cmath.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |       #[link_name = "m"]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4  | /     extern "C" {
[INFO] [stdout] 5  | |         pub fn sqrt(n: f64) -> f64;
[INFO] [stdout] 6  | |         pub fn sqrtf(n: f32) -> f32;
[INFO] [stdout] 7  | |         pub fn acos(n: f64) -> f64;
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |         pub fn absf(n: f32) -> f32;
[INFO] [stdout] 19 | |     }
[INFO] [stdout]    | |_____- not a foreign function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] help: try `#[link(name = "m")]` instead
[INFO] [stdout]   --> src/cmath.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     #[link_name = "m"]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a foreign function or static
[INFO] [stdout]   --> src/cmath.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |       #[link_name = "m"]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4  | /     extern "C" {
[INFO] [stdout] 5  | |         pub fn sqrt(n: f64) -> f64;
[INFO] [stdout] 6  | |         pub fn sqrtf(n: f32) -> f32;
[INFO] [stdout] 7  | |         pub fn acos(n: f64) -> f64;
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |         pub fn absf(n: f32) -> f32;
[INFO] [stdout] 19 | |     }
[INFO] [stdout]    | |_____- not a foreign function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] help: try `#[link(name = "m")]` instead
[INFO] [stdout]   --> src/cmath.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     #[link_name = "m"]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "6b262351b2e9839a668ba9d1c2b8a1e3f4c5224980a5f2980ebb258c7482271b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b262351b2e9839a668ba9d1c2b8a1e3f4c5224980a5f2980ebb258c7482271b", kill_on_drop: false }`
[INFO] [stdout] 6b262351b2e9839a668ba9d1c2b8a1e3f4c5224980a5f2980ebb258c7482271b