[INFO] cloning repository https://github.com/the-mikedavis/buffercraft.kak
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the-mikedavis/buffercraft.kak" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-mikedavis%2Fbuffercraft.kak", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-mikedavis%2Fbuffercraft.kak'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5dfc49636a974a6c186ba4a0a8960c0ec568adfd
[INFO] testing the-mikedavis/buffercraft.kak against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-mikedavis%2Fbuffercraft.kak" "/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/the-mikedavis/buffercraft.kak on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/the-mikedavis/buffercraft.kak
[INFO] finished tweaking git repo https://github.com/the-mikedavis/buffercraft.kak
[INFO] tweaked toml for git repo https://github.com/the-mikedavis/buffercraft.kak written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/the-mikedavis/buffercraft.kak already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eda01ce0c98811371e0d7390bee31369b9a89a02aca3c396bbb3e6a9bfeb7e1e
[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" "eda01ce0c98811371e0d7390bee31369b9a89a02aca3c396bbb3e6a9bfeb7e1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eda01ce0c98811371e0d7390bee31369b9a89a02aca3c396bbb3e6a9bfeb7e1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda01ce0c98811371e0d7390bee31369b9a89a02aca3c396bbb3e6a9bfeb7e1e", kill_on_drop: false }`
[INFO] [stdout] eda01ce0c98811371e0d7390bee31369b9a89a02aca3c396bbb3e6a9bfeb7e1e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 198e41fb1f4d30985109c63a1396f8b6884570b38c441dd20b9a53c912850f06
[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" "198e41fb1f4d30985109c63a1396f8b6884570b38c441dd20b9a53c912850f06", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling bitflags v1.3.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling globwalk v0.8.1
[INFO] [stderr]    Compiling tera v1.12.1
[INFO] [stderr]    Compiling kak-buffercraft v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "198e41fb1f4d30985109c63a1396f8b6884570b38c441dd20b9a53c912850f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "198e41fb1f4d30985109c63a1396f8b6884570b38c441dd20b9a53c912850f06", kill_on_drop: false }`
[INFO] [stdout] 198e41fb1f4d30985109c63a1396f8b6884570b38c441dd20b9a53c912850f06
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bbaed7a20e95d781a992101cceab82d6119d238ea8e6edb9403209c7cf85ae1
[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" "6bbaed7a20e95d781a992101cceab82d6119d238ea8e6edb9403209c7cf85ae1", kill_on_drop: false }`
[INFO] [stderr]    Compiling kak-buffercraft v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "6bbaed7a20e95d781a992101cceab82d6119d238ea8e6edb9403209c7cf85ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bbaed7a20e95d781a992101cceab82d6119d238ea8e6edb9403209c7cf85ae1", kill_on_drop: false }`
[INFO] [stdout] 6bbaed7a20e95d781a992101cceab82d6119d238ea8e6edb9403209c7cf85ae1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] 16eb4fb5d584a98393d1b7cb1f33372d3b917f96075355d07375d6bcfd1f388a
[INFO] running `Command { std: "docker" "start" "-a" "16eb4fb5d584a98393d1b7cb1f33372d3b917f96075355d07375d6bcfd1f388a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kak_buffercraft-6200bfff0dc4a95f)
[INFO] [stdout] running 0 tests
[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" "16eb4fb5d584a98393d1b7cb1f33372d3b917f96075355d07375d6bcfd1f388a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16eb4fb5d584a98393d1b7cb1f33372d3b917f96075355d07375d6bcfd1f388a", kill_on_drop: false }`
[INFO] [stdout] 16eb4fb5d584a98393d1b7cb1f33372d3b917f96075355d07375d6bcfd1f388a