[INFO] fetching crate tiro 0.2.1...
[INFO] testing tiro-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tiro 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tiro 0.2.1 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 crates.io crate tiro 0.2.1
[INFO] finished tweaking crates.io crate tiro 0.2.1
[INFO] tweaked toml for crates.io crate tiro 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tiro 0.2.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d974d0b0b2e293b24f477f764b91f532bbe0fad5ed4ab4076fc4251a423e278b
[INFO] running `Command { std: "docker" "start" "-a" "d974d0b0b2e293b24f477f764b91f532bbe0fad5ed4ab4076fc4251a423e278b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d974d0b0b2e293b24f477f764b91f532bbe0fad5ed4ab4076fc4251a423e278b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d974d0b0b2e293b24f477f764b91f532bbe0fad5ed4ab4076fc4251a423e278b", kill_on_drop: false }`
[INFO] [stdout] d974d0b0b2e293b24f477f764b91f532bbe0fad5ed4ab4076fc4251a423e278b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8ac220aca1d69b8de1460e8bb371e781213f6fab5d5362c7e5d31de5561908fd
[INFO] running `Command { std: "docker" "start" "-a" "8ac220aca1d69b8de1460e8bb371e781213f6fab5d5362c7e5d31de5561908fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dbus v0.6.5
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.22+1.1.0
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling vergen v3.2.0
[INFO] [stderr]    Compiling notify-rust v3.6.3
[INFO] [stderr]    Compiling tiro v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling git2 v0.13.21
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.51s
[INFO] running `Command { std: "docker" "inspect" "8ac220aca1d69b8de1460e8bb371e781213f6fab5d5362c7e5d31de5561908fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac220aca1d69b8de1460e8bb371e781213f6fab5d5362c7e5d31de5561908fd", kill_on_drop: false }`
[INFO] [stdout] 8ac220aca1d69b8de1460e8bb371e781213f6fab5d5362c7e5d31de5561908fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f5080389a189a437c6f7fbbcfe89346da2efaf6b075b0730a02fd87a73e02356
[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" "f5080389a189a437c6f7fbbcfe89346da2efaf6b075b0730a02fd87a73e02356", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiro v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "f5080389a189a437c6f7fbbcfe89346da2efaf6b075b0730a02fd87a73e02356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5080389a189a437c6f7fbbcfe89346da2efaf6b075b0730a02fd87a73e02356", kill_on_drop: false }`
[INFO] [stdout] f5080389a189a437c6f7fbbcfe89346da2efaf6b075b0730a02fd87a73e02356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 80c69c8c2938f85842cb91655def4eb0494fafe8ccee4a9c87b6a55ca9cbd310
[INFO] running `Command { std: "docker" "start" "-a" "80c69c8c2938f85842cb91655def4eb0494fafe8ccee4a9c87b6a55ca9cbd310", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tiro-58bbb30ad56bacc1)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test config::tests::parse_as_path_buf ... ok
[INFO] [stdout] test merge::tests::are_compatible_1 ... ok
[INFO] [stdout] test merge::tests::are_compatible_2 ... ok
[INFO] [stdout] test config::tests::test_2 ... ok
[INFO] [stdout] test parse::tests::parsing_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80c69c8c2938f85842cb91655def4eb0494fafe8ccee4a9c87b6a55ca9cbd310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c69c8c2938f85842cb91655def4eb0494fafe8ccee4a9c87b6a55ca9cbd310", kill_on_drop: false }`
[INFO] [stdout] 80c69c8c2938f85842cb91655def4eb0494fafe8ccee4a9c87b6a55ca9cbd310