[INFO] crate ode_solvers 0.3.0 is already in cache
[INFO] checking ode_solvers-0.3.0 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate ode_solvers 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ode_solvers 0.3.0 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ode_solvers 0.3.0
[INFO] finished tweaking crates.io crate ode_solvers 0.3.0
[INFO] tweaked toml for crates.io crate ode_solvers 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bf37cec190ef1c92fb407a7d00949a764b971edfad664390e538921d65864c3
[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" "3bf37cec190ef1c92fb407a7d00949a764b971edfad664390e538921d65864c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bf37cec190ef1c92fb407a7d00949a764b971edfad664390e538921d65864c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf37cec190ef1c92fb407a7d00949a764b971edfad664390e538921d65864c3", kill_on_drop: false }`
[INFO] [stdout] 3bf37cec190ef1c92fb407a7d00949a764b971edfad664390e538921d65864c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b55eb818700ef037382d6f3e2efbe6994033af4e8d376eb5d4daf0d77f1608eb
[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" "b55eb818700ef037382d6f3e2efbe6994033af4e8d376eb5d4daf0d77f1608eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking alga v0.8.2
[INFO] [stderr]     Checking nalgebra v0.17.3
[INFO] [stderr]     Checking ode_solvers v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `num_stages`
[INFO] [stdout]    --> src/butcher_tableau.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     num_stages: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_stages`
[INFO] [stdout]    --> src/butcher_tableau.rs:418:12
[INFO] [stdout]     |
[INFO] [stdout] 418 |     pub fn num_stages(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `order`
[INFO] [stdout]    --> src/butcher_tableau.rs:423:12
[INFO] [stdout]     |
[INFO] [stdout] 423 |     pub fn order(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `num_stages`
[INFO] [stdout]    --> src/butcher_tableau.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     num_stages: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_stages`
[INFO] [stdout]    --> src/butcher_tableau.rs:418:12
[INFO] [stdout]     |
[INFO] [stdout] 418 |     pub fn num_stages(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `order`
[INFO] [stdout]    --> src/butcher_tableau.rs:423:12
[INFO] [stdout]     |
[INFO] [stdout] 423 |     pub fn order(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.94s
[INFO] running `Command { std: "docker" "inspect" "b55eb818700ef037382d6f3e2efbe6994033af4e8d376eb5d4daf0d77f1608eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b55eb818700ef037382d6f3e2efbe6994033af4e8d376eb5d4daf0d77f1608eb", kill_on_drop: false }`
[INFO] [stdout] b55eb818700ef037382d6f3e2efbe6994033af4e8d376eb5d4daf0d77f1608eb