[INFO] updating cached repository https://github.com/riginding/rust-hero
[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] 7e626ab5b2a930cc8e0f837af2e6e76c76638463
[INFO] testing riginding/rust-hero against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friginding%2Frust-hero" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/riginding/rust-hero on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/riginding/rust-hero
[INFO] finished tweaking git repo https://github.com/riginding/rust-hero
[INFO] tweaked toml for git repo https://github.com/riginding/rust-hero written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/riginding/rust-hero already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.44.0" "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] 1f520040a7d87de91c3ca4c689ffd0a87d9ea564af4ae1075a868dc10ecb56e9
[INFO] running `"docker" "start" "-a" "1f520040a7d87de91c3ca4c689ffd0a87d9ea564af4ae1075a868dc10ecb56e9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusthero v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `rust_hero_solve`
[INFO] [stderr]   --> src/main.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn rust_hero_solve(input: &str) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `recursive_super_duper_function`
[INFO] [stderr]   --> src/main.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn recursive_super_duper_function(input: &str) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "1f520040a7d87de91c3ca4c689ffd0a87d9ea564af4ae1075a868dc10ecb56e9"`
[INFO] running `"docker" "rm" "-f" "1f520040a7d87de91c3ca4c689ffd0a87d9ea564af4ae1075a868dc10ecb56e9"`
[INFO] [stdout] 1f520040a7d87de91c3ca4c689ffd0a87d9ea564af4ae1075a868dc10ecb56e9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.44.0" "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] d20eb3535b90e1a05fe0b0b9f1b0ff95be0a4958a0fa1b3602a795b1657a0d6b
[INFO] running `"docker" "start" "-a" "d20eb3535b90e1a05fe0b0b9f1b0ff95be0a4958a0fa1b3602a795b1657a0d6b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusthero v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "d20eb3535b90e1a05fe0b0b9f1b0ff95be0a4958a0fa1b3602a795b1657a0d6b"`
[INFO] running `"docker" "rm" "-f" "d20eb3535b90e1a05fe0b0b9f1b0ff95be0a4958a0fa1b3602a795b1657a0d6b"`
[INFO] [stdout] d20eb3535b90e1a05fe0b0b9f1b0ff95be0a4958a0fa1b3602a795b1657a0d6b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] 9dea8d8d7f9b5cee64c88143b2c2043fe58e1f096aa9292119dea40f7f04163f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9dea8d8d7f9b5cee64c88143b2c2043fe58e1f096aa9292119dea40f7f04163f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusthero-7067028203a6aba0
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::hero_solve ... ok
[INFO] [stdout] test tests::hero_solve2 ... ok
[INFO] [stdout] test tests::sample2 ... ok
[INFO] [stdout] test tests::sample1 ... ok
[INFO] [stdout] test tests::sample3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9dea8d8d7f9b5cee64c88143b2c2043fe58e1f096aa9292119dea40f7f04163f"`
[INFO] running `"docker" "rm" "-f" "9dea8d8d7f9b5cee64c88143b2c2043fe58e1f096aa9292119dea40f7f04163f"`
[INFO] [stdout] 9dea8d8d7f9b5cee64c88143b2c2043fe58e1f096aa9292119dea40f7f04163f