[INFO] cloning repository https://github.com/agourlay/hotel-scheduling-puzzle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agourlay/hotel-scheduling-puzzle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagourlay%2Fhotel-scheduling-puzzle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagourlay%2Fhotel-scheduling-puzzle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f463558350ba1b5e16047a82bc75c0c1c447a7f
[INFO] testing agourlay/hotel-scheduling-puzzle 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%2Fagourlay%2Fhotel-scheduling-puzzle" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/agourlay/hotel-scheduling-puzzle 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/agourlay/hotel-scheduling-puzzle
[INFO] finished tweaking git repo https://github.com/agourlay/hotel-scheduling-puzzle
[INFO] tweaked toml for git repo https://github.com/agourlay/hotel-scheduling-puzzle written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/agourlay/hotel-scheduling-puzzle 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-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" "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] ba4b6feb883e64fb4043b0991ca92524e530c5aa2aa78c6cdfd7952b6d258a33
[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" "ba4b6feb883e64fb4043b0991ca92524e530c5aa2aa78c6cdfd7952b6d258a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba4b6feb883e64fb4043b0991ca92524e530c5aa2aa78c6cdfd7952b6d258a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4b6feb883e64fb4043b0991ca92524e530c5aa2aa78c6cdfd7952b6d258a33", kill_on_drop: false }`
[INFO] [stdout] ba4b6feb883e64fb4043b0991ca92524e530c5aa2aa78c6cdfd7952b6d258a33
[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" "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] 7a40b91b6d6f8600728220f8cd33ba5c34c7f856ee3ca330ae33463dbf914fe2
[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" "7a40b91b6d6f8600728220f8cd33ba5c34c7f856ee3ca330ae33463dbf914fe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling hotel-scheduling-puzzle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn new(id: usize, start: usize, end: usize) -> Guest {
[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: `new`
[INFO] [stdout]    --> src/main.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn new(bed_id: usize, schedule: Vec<Stay>) -> BedSchedule {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "7a40b91b6d6f8600728220f8cd33ba5c34c7f856ee3ca330ae33463dbf914fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a40b91b6d6f8600728220f8cd33ba5c34c7f856ee3ca330ae33463dbf914fe2", kill_on_drop: false }`
[INFO] [stdout] 7a40b91b6d6f8600728220f8cd33ba5c34c7f856ee3ca330ae33463dbf914fe2
[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" "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] [stdout] cd2bad746c6ababe8ed2375e8e7be690d2a4e448779a8b748f490b6a3fcd13a7
[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" "cd2bad746c6ababe8ed2375e8e7be690d2a4e448779a8b748f490b6a3fcd13a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling hotel-scheduling-puzzle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "cd2bad746c6ababe8ed2375e8e7be690d2a4e448779a8b748f490b6a3fcd13a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2bad746c6ababe8ed2375e8e7be690d2a4e448779a8b748f490b6a3fcd13a7", kill_on_drop: false }`
[INFO] [stdout] cd2bad746c6ababe8ed2375e8e7be690d2a4e448779a8b748f490b6a3fcd13a7
[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" "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] e62718a504bf1bb95c38c54c6b591610cbc611c66043252e02c8b6645ade431d
[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" "e62718a504bf1bb95c38c54c6b591610cbc611c66043252e02c8b6645ade431d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] test tests::maximise_number_of_host_per_bed ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hotel_scheduling_puzzle-ff0812d6fbd7cde3
[INFO] [stdout] test tests::maximises_number_hosts_over_bed_occupation_two_beds ... ok
[INFO] [stdout] test tests::empty_beds_possible ... ok
[INFO] [stdout] test tests::no_guests_no_schedules ... ok
[INFO] [stdout] test tests::overlapping_guests_use_different_beds ... ok
[INFO] [stdout] test tests::schedule_all_guests_in_single_bed_if_no_overlap ... ok
[INFO] [stdout] test tests::maximises_number_hosts_over_bed_occupation_one_bed ... ok
[INFO] [stdout] test tests::maximise_number_of_host_per_bed_bis ... ok
[INFO] [stdout] test tests::all_guests_fit_in_one_bed_without_overlap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e62718a504bf1bb95c38c54c6b591610cbc611c66043252e02c8b6645ade431d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62718a504bf1bb95c38c54c6b591610cbc611c66043252e02c8b6645ade431d", kill_on_drop: false }`
[INFO] [stdout] e62718a504bf1bb95c38c54c6b591610cbc611c66043252e02c8b6645ade431d