[INFO] cloning repository https://github.com/letsgetrusty/combinators
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/letsgetrusty/combinators" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletsgetrusty%2Fcombinators", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletsgetrusty%2Fcombinators'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 140524caf6db8b4e2d436ad3a226515a27bdeba2
[INFO] testing letsgetrusty/combinators against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletsgetrusty%2Fcombinators" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/letsgetrusty/combinators on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/letsgetrusty/combinators
[INFO] finished tweaking git repo https://github.com/letsgetrusty/combinators
[INFO] tweaked toml for git repo https://github.com/letsgetrusty/combinators written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/letsgetrusty/combinators already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 45b45a4530159e26be29d2b913639f31ebeea6bbc28452b0dc970f846044fdc8
[INFO] running `Command { std: "docker" "start" "-a" "45b45a4530159e26be29d2b913639f31ebeea6bbc28452b0dc970f846044fdc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45b45a4530159e26be29d2b913639f31ebeea6bbc28452b0dc970f846044fdc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b45a4530159e26be29d2b913639f31ebeea6bbc28452b0dc970f846044fdc8", kill_on_drop: false }`
[INFO] [stdout] 45b45a4530159e26be29d2b913639f31ebeea6bbc28452b0dc970f846044fdc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 7c897470a92d3c99ff3264c43b33f7bd0c615290ab06ec374ac39fef8cc0571f
[INFO] running `Command { std: "docker" "start" "-a" "7c897470a92d3c99ff3264c43b33f7bd0c615290ab06ec374ac39fef8cc0571f", kill_on_drop: false }`
[INFO] [stderr]    Compiling combinators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "7c897470a92d3c99ff3264c43b33f7bd0c615290ab06ec374ac39fef8cc0571f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c897470a92d3c99ff3264c43b33f7bd0c615290ab06ec374ac39fef8cc0571f", kill_on_drop: false }`
[INFO] [stdout] 7c897470a92d3c99ff3264c43b33f7bd0c615290ab06ec374ac39fef8cc0571f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] b035ab547eaa1caf0e4650e8d8d7dbafcd92c766471f1e98c44ec858502a6568
[INFO] running `Command { std: "docker" "start" "-a" "b035ab547eaa1caf0e4650e8d8d7dbafcd92c766471f1e98c44ec858502a6568", kill_on_drop: false }`
[INFO] [stderr]    Compiling combinators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/combinators-ff52012fcac0aaff)
[INFO] running `Command { std: "docker" "inspect" "b035ab547eaa1caf0e4650e8d8d7dbafcd92c766471f1e98c44ec858502a6568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b035ab547eaa1caf0e4650e8d8d7dbafcd92c766471f1e98c44ec858502a6568", kill_on_drop: false }`
[INFO] [stdout] b035ab547eaa1caf0e4650e8d8d7dbafcd92c766471f1e98c44ec858502a6568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 6c201b5e94de9da4f4e9d32d9d9a6a4af4d1557be5c34d55cfa66ee6120db5e9
[INFO] running `Command { std: "docker" "start" "-a" "6c201b5e94de9da4f4e9d32d9d9a6a4af4d1557be5c34d55cfa66ee6120db5e9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/combinators-ff52012fcac0aaff)
[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" "6c201b5e94de9da4f4e9d32d9d9a6a4af4d1557be5c34d55cfa66ee6120db5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c201b5e94de9da4f4e9d32d9d9a6a4af4d1557be5c34d55cfa66ee6120db5e9", kill_on_drop: false }`
[INFO] [stdout] 6c201b5e94de9da4f4e9d32d9d9a6a4af4d1557be5c34d55cfa66ee6120db5e9