[INFO] cloning repository https://github.com/BooleanCat/mill
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BooleanCat/mill" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fmill", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fmill'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97564eb562a728bc3072a07a4b0658b66d4d1d04
[INFO] testing BooleanCat/mill against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fmill" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BooleanCat/mill on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BooleanCat/mill
[INFO] finished tweaking git repo https://github.com/BooleanCat/mill
[INFO] tweaked toml for git repo https://github.com/BooleanCat/mill written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/BooleanCat/mill already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d689fee9481352c3d5058640d135e19a6510c9057c9e69b2142e68daa20dbbe
[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" "6d689fee9481352c3d5058640d135e19a6510c9057c9e69b2142e68daa20dbbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d689fee9481352c3d5058640d135e19a6510c9057c9e69b2142e68daa20dbbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d689fee9481352c3d5058640d135e19a6510c9057c9e69b2142e68daa20dbbe", kill_on_drop: false }`
[INFO] [stdout] 6d689fee9481352c3d5058640d135e19a6510c9057c9e69b2142e68daa20dbbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45b743383214aa818ae5d26fce7eed279cd2149b8a214477f449f3ffbce034d0
[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" "45b743383214aa818ae5d26fce7eed279cd2149b8a214477f449f3ffbce034d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.65
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling mill_core v0.1.0 (/opt/rustwide/workdir/mill_core)
[INFO] [stderr]    Compiling mill v0.1.0 (/opt/rustwide/workdir/mill)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.97s
[INFO] running `Command { std: "docker" "inspect" "45b743383214aa818ae5d26fce7eed279cd2149b8a214477f449f3ffbce034d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b743383214aa818ae5d26fce7eed279cd2149b8a214477f449f3ffbce034d0", kill_on_drop: false }`
[INFO] [stdout] 45b743383214aa818ae5d26fce7eed279cd2149b8a214477f449f3ffbce034d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8515beb630556dbd945e2463526fb8b4ded79b6b3a77816c6abf6825e4eeeaf5
[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" "8515beb630556dbd945e2463526fb8b4ded79b6b3a77816c6abf6825e4eeeaf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling mill_core v0.1.0 (/opt/rustwide/workdir/mill_core)
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling mill v0.1.0 (/opt/rustwide/workdir/mill)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "8515beb630556dbd945e2463526fb8b4ded79b6b3a77816c6abf6825e4eeeaf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8515beb630556dbd945e2463526fb8b4ded79b6b3a77816c6abf6825e4eeeaf5", kill_on_drop: false }`
[INFO] [stdout] 8515beb630556dbd945e2463526fb8b4ded79b6b3a77816c6abf6825e4eeeaf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7681318396dc0f8a55dbe5d150d30f8118a0c9abe611a0f5879bcd5f5c3d9128
[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" "7681318396dc0f8a55dbe5d150d30f8118a0c9abe611a0f5879bcd5f5c3d9128", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mill-5bbad626a6e1c3b8)
[INFO] [stdout] test config::tests::config_from_file_reads_valus ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mill_core-c360047404c295b9)
[INFO] [stdout] test config::tests::config_load_loads_defaults ... ok
[INFO] [stdout] test config::tests::config_from_file_reads_values_with_defaults ... ok
[INFO] [stdout] test config::tests::config_load_loads_from_home ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test config::mount::tests::deserialize_defaults ... ok
[INFO] [stdout] test config::process::capabilities::tests::deserialize_defaults ... ok
[INFO] [stdout] test config::process::console_size::tests::serialize ... ok
[INFO] [stdout] test config::process::capabilities::tests::serialize ... ok
[INFO] [stdout] test config::process::tests::deserialize ... ok
[INFO] [stdout] test config::process::tests::serialize_defaults ... ok
[INFO] [stdout] test config::mount::tests::serialize ... ok
[INFO] [stdout] test config::mount::tests::serialize_defaults ... ok
[INFO] [stdout] test config::process::rlimit::tests::deserialize ... ok
[INFO] [stdout] test config::process::tests::deserialize_defaults ... ok
[INFO] [stdout] test config::process::tests::serialize ... ok
[INFO] [stdout] test config::root::tests::deserialize ... ok
[INFO] [stdout] test config::process::console_size::tests::deserialize ... ok
[INFO] [stdout] test config::process::capabilities::tests::deserialize ... ok
[INFO] [stdout] test config::tests::serialize ... ok
[INFO] [stdout] test config::root::tests::deserialize_defaults ... ok
[INFO] [stdout] test config::root::tests::serialize ... ok
[INFO] [stdout] test config::process::rlimit::tests::serialize ... ok
[INFO] [stdout] test config::root::tests::serialize_defaults ... ok
[INFO] [stdout] test config::process::capabilities::tests::serialize_defaults ... ok
[INFO] [stderr]    Doc-tests mill_core
[INFO] [stdout] test config::tests::deserialize_defaults ... ok
[INFO] [stdout] test config::mount::tests::deserialize ... ok
[INFO] [stdout] test config::tests::deserialize ... ok
[INFO] [stdout] test config::tests::serialize_defaults ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[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" "7681318396dc0f8a55dbe5d150d30f8118a0c9abe611a0f5879bcd5f5c3d9128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7681318396dc0f8a55dbe5d150d30f8118a0c9abe611a0f5879bcd5f5c3d9128", kill_on_drop: false }`
[INFO] [stdout] 7681318396dc0f8a55dbe5d150d30f8118a0c9abe611a0f5879bcd5f5c3d9128