[INFO] updating cached repository https://github.com/kurikaesu/Rust-Iterative-MergeSort
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f2f48105720814f8309187f541f0ee6ab6404f0a
[INFO] testing kurikaesu/Rust-Iterative-MergeSort against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurikaesu%2FRust-Iterative-MergeSort" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort
[INFO] finished tweaking git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort
[INFO] tweaked toml for git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/kurikaesu/Rust-Iterative-MergeSort already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a00024fddf9ecacec3cc5898e2513caef1dca75a7da7a9921645be14dae329fb
[INFO] running `"docker" "start" "-a" "a00024fddf9ecacec3cc5898e2513caef1dca75a7da7a9921645be14dae329fb"`
[INFO] [stderr]    Compiling MergeSortIterative v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: crate `MergeSortIterative` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `merge_sort_iterative`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "a00024fddf9ecacec3cc5898e2513caef1dca75a7da7a9921645be14dae329fb"`
[INFO] running `"docker" "rm" "-f" "a00024fddf9ecacec3cc5898e2513caef1dca75a7da7a9921645be14dae329fb"`
[INFO] [stdout] a00024fddf9ecacec3cc5898e2513caef1dca75a7da7a9921645be14dae329fb
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e628cd60dc3b4ce906b1bfc4317af500f1bae860139a39fb9dec4e6f1b097669
[INFO] running `"docker" "start" "-a" "e628cd60dc3b4ce906b1bfc4317af500f1bae860139a39fb9dec4e6f1b097669"`
[INFO] [stderr]    Compiling MergeSortIterative v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: crate `MergeSortIterative` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `merge_sort_iterative`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "e628cd60dc3b4ce906b1bfc4317af500f1bae860139a39fb9dec4e6f1b097669"`
[INFO] running `"docker" "rm" "-f" "e628cd60dc3b4ce906b1bfc4317af500f1bae860139a39fb9dec4e6f1b097669"`
[INFO] [stdout] e628cd60dc3b4ce906b1bfc4317af500f1bae860139a39fb9dec4e6f1b097669
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4aef5d6fa09334cffc329d4f494cc910cedd321130ae7b393852e4ef66ec88ec
[INFO] running `"docker" "start" "-a" "4aef5d6fa09334cffc329d4f494cc910cedd321130ae7b393852e4ef66ec88ec"`
[INFO] [stderr] warning: crate `MergeSortIterative` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `merge_sort_iterative`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/MergeSortIterative-d50857248b17360f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4aef5d6fa09334cffc329d4f494cc910cedd321130ae7b393852e4ef66ec88ec"`
[INFO] running `"docker" "rm" "-f" "4aef5d6fa09334cffc329d4f494cc910cedd321130ae7b393852e4ef66ec88ec"`
[INFO] [stdout] 4aef5d6fa09334cffc329d4f494cc910cedd321130ae7b393852e4ef66ec88ec