[INFO] fetching crate kmedoids 0.1.5...
[INFO] checking kmedoids-0.1.5 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate kmedoids 0.1.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate kmedoids 0.1.5 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kmedoids 0.1.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate kmedoids 0.1.5
[INFO] tweaked toml for crates.io crate kmedoids 0.1.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate kmedoids 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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] 9fcfef6c41f91a6d5c81919a4dc43e540ddc9b1dd9b97139284e59bcba47eb56
[INFO] running `Command { std: "docker" "start" "-a" "9fcfef6c41f91a6d5c81919a4dc43e540ddc9b1dd9b97139284e59bcba47eb56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fcfef6c41f91a6d5c81919a4dc43e540ddc9b1dd9b97139284e59bcba47eb56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fcfef6c41f91a6d5c81919a4dc43e540ddc9b1dd9b97139284e59bcba47eb56", kill_on_drop: false }`
[INFO] [stdout] 9fcfef6c41f91a6d5c81919a4dc43e540ddc9b1dd9b97139284e59bcba47eb56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09c0b3de5e095ef93474a3cdfa67e1c6c8e7d56d9196cb4fdc7692e9c719e338
[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" "09c0b3de5e095ef93474a3cdfa67e1c6c8e7d56d9196cb4fdc7692e9c719e338", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking kmedoids v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/kmedoids.rs:910:66
[INFO] [stdout]     |
[INFO] [stdout] 910 |         assert!(result.iter().zip(expect.iter()).all(|(a, b)| a == b), msg);
[INFO] [stdout]     |                                                                        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 910 |         assert!(result.iter().zip(expect.iter()).all(|(a, b)| a == b), "{}", msg);
[INFO] [stdout]     |                                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.60s
[INFO] running `Command { std: "docker" "inspect" "09c0b3de5e095ef93474a3cdfa67e1c6c8e7d56d9196cb4fdc7692e9c719e338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c0b3de5e095ef93474a3cdfa67e1c6c8e7d56d9196cb4fdc7692e9c719e338", kill_on_drop: false }`
[INFO] [stdout] 09c0b3de5e095ef93474a3cdfa67e1c6c8e7d56d9196cb4fdc7692e9c719e338