[INFO] cloning repository https://github.com/kurikaesu/Rust-Iterative-MergeSort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kurikaesu/Rust-Iterative-MergeSort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurikaesu%2FRust-Iterative-MergeSort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurikaesu%2FRust-Iterative-MergeSort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2f48105720814f8309187f541f0ee6ab6404f0a
[INFO] testing kurikaesu/Rust-Iterative-MergeSort against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurikaesu%2FRust-Iterative-MergeSort" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[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 beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5d44aee6d3b1f46eaf9ad887170ed8629b48a75f858948ab3f6442b5d938b73
[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" "e5d44aee6d3b1f46eaf9ad887170ed8629b48a75f858948ab3f6442b5d938b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5d44aee6d3b1f46eaf9ad887170ed8629b48a75f858948ab3f6442b5d938b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d44aee6d3b1f46eaf9ad887170ed8629b48a75f858948ab3f6442b5d938b73", kill_on_drop: false }`
[INFO] [stdout] e5d44aee6d3b1f46eaf9ad887170ed8629b48a75f858948ab3f6442b5d938b73
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5854d7e84188a60fa3033b8949c62c03c8652798ae045c3f1b1be33e9aaa4f9
[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" "c5854d7e84188a60fa3033b8949c62c03c8652798ae045c3f1b1be33e9aaa4f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling MergeSortIterative v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `MergeSortIterative` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `merge_sort_iterative`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "c5854d7e84188a60fa3033b8949c62c03c8652798ae045c3f1b1be33e9aaa4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5854d7e84188a60fa3033b8949c62c03c8652798ae045c3f1b1be33e9aaa4f9", kill_on_drop: false }`
[INFO] [stdout] c5854d7e84188a60fa3033b8949c62c03c8652798ae045c3f1b1be33e9aaa4f9
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", 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] 3181e7411d7ebc05ba9f92c089ed3bd2c28ca90789321195319af76bd2e003b0
[INFO] running `Command { std: "docker" "start" "-a" "3181e7411d7ebc05ba9f92c089ed3bd2c28ca90789321195319af76bd2e003b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling MergeSortIterative v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `MergeSortIterative` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `merge_sort_iterative`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "3181e7411d7ebc05ba9f92c089ed3bd2c28ca90789321195319af76bd2e003b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3181e7411d7ebc05ba9f92c089ed3bd2c28ca90789321195319af76bd2e003b0", kill_on_drop: false }`
[INFO] [stdout] 3181e7411d7ebc05ba9f92c089ed3bd2c28ca90789321195319af76bd2e003b0
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea3847bfa047d2ae0517d53fe2b6e73187fc9b3bcc5b0395a9a37089665c6758
[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" "ea3847bfa047d2ae0517d53fe2b6e73187fc9b3bcc5b0395a9a37089665c6758", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: crate `MergeSortIterative` should have a snake case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   = help: convert the identifier to snake case: `merge_sort_iterative`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/MergeSortIterative-b0d612c9204acfe4
[INFO] running `Command { std: "docker" "inspect" "ea3847bfa047d2ae0517d53fe2b6e73187fc9b3bcc5b0395a9a37089665c6758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea3847bfa047d2ae0517d53fe2b6e73187fc9b3bcc5b0395a9a37089665c6758", kill_on_drop: false }`
[INFO] [stdout] ea3847bfa047d2ae0517d53fe2b6e73187fc9b3bcc5b0395a9a37089665c6758