[INFO] cloning repository https://github.com/KelseyCarlow/twelve_days_of_Christmas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KelseyCarlow/twelve_days_of_Christmas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKelseyCarlow%2Ftwelve_days_of_Christmas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKelseyCarlow%2Ftwelve_days_of_Christmas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8477c7c625f6942a1f5b88d7df227852a841af42
[INFO] testing KelseyCarlow/twelve_days_of_Christmas 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%2FKelseyCarlow%2Ftwelve_days_of_Christmas" "/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/KelseyCarlow/twelve_days_of_Christmas 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/KelseyCarlow/twelve_days_of_Christmas
[INFO] finished tweaking git repo https://github.com/KelseyCarlow/twelve_days_of_Christmas
[INFO] tweaked toml for git repo https://github.com/KelseyCarlow/twelve_days_of_Christmas written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/KelseyCarlow/twelve_days_of_Christmas 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] 7de62fdca59477165701eaeff9c10a32e6a2e56a5047c8680b8643f96f573587
[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" "7de62fdca59477165701eaeff9c10a32e6a2e56a5047c8680b8643f96f573587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7de62fdca59477165701eaeff9c10a32e6a2e56a5047c8680b8643f96f573587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7de62fdca59477165701eaeff9c10a32e6a2e56a5047c8680b8643f96f573587", kill_on_drop: false }`
[INFO] [stdout] 7de62fdca59477165701eaeff9c10a32e6a2e56a5047c8680b8643f96f573587
[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] a5d3b6833c270895a79830ee31ed6bb590d339f477abac80b1d2ce4d2eaaac8b
[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" "a5d3b6833c270895a79830ee31ed6bb590d339f477abac80b1d2ce4d2eaaac8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling twelve_days_of_christmas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.03s
[INFO] running `Command { std: "docker" "inspect" "a5d3b6833c270895a79830ee31ed6bb590d339f477abac80b1d2ce4d2eaaac8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d3b6833c270895a79830ee31ed6bb590d339f477abac80b1d2ce4d2eaaac8b", kill_on_drop: false }`
[INFO] [stdout] a5d3b6833c270895a79830ee31ed6bb590d339f477abac80b1d2ce4d2eaaac8b
[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] 19ad1642a91ae6a09a22276e5c51f76d86d3fc01932fc6cd777703cd4c8480dc
[INFO] running `Command { std: "docker" "start" "-a" "19ad1642a91ae6a09a22276e5c51f76d86d3fc01932fc6cd777703cd4c8480dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling twelve_days_of_christmas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "19ad1642a91ae6a09a22276e5c51f76d86d3fc01932fc6cd777703cd4c8480dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19ad1642a91ae6a09a22276e5c51f76d86d3fc01932fc6cd777703cd4c8480dc", kill_on_drop: false }`
[INFO] [stdout] 19ad1642a91ae6a09a22276e5c51f76d86d3fc01932fc6cd777703cd4c8480dc
[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] 7d99ece985ef615470eed0e6a5f7522ecb43c80391dbd4f06f304fa66a1fd1fd
[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" "7d99ece985ef615470eed0e6a5f7522ecb43c80391dbd4f06f304fa66a1fd1fd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/twelve_days_of_christmas-d8aad727d58977fc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d99ece985ef615470eed0e6a5f7522ecb43c80391dbd4f06f304fa66a1fd1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d99ece985ef615470eed0e6a5f7522ecb43c80391dbd4f06f304fa66a1fd1fd", kill_on_drop: false }`
[INFO] [stdout] 7d99ece985ef615470eed0e6a5f7522ecb43c80391dbd4f06f304fa66a1fd1fd