[INFO] fetching crate btfs 0.0.4...
[INFO] testing btfs-0.0.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate btfs 0.0.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate btfs 0.0.4 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 crates.io crate btfs 0.0.4
[INFO] finished tweaking crates.io crate btfs 0.0.4
[INFO] tweaked toml for crates.io crate btfs 0.0.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate btfs 0.0.4 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-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a40c8e98f0ded8939210bc94b5b169bf2c63e8c05b59a9f3256b80812cf31bc
[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" "9a40c8e98f0ded8939210bc94b5b169bf2c63e8c05b59a9f3256b80812cf31bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a40c8e98f0ded8939210bc94b5b169bf2c63e8c05b59a9f3256b80812cf31bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a40c8e98f0ded8939210bc94b5b169bf2c63e8c05b59a9f3256b80812cf31bc", kill_on_drop: false }`
[INFO] [stdout] 9a40c8e98f0ded8939210bc94b5b169bf2c63e8c05b59a9f3256b80812cf31bc
[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: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] 8e418e5010d26b7234065f6e50f92b79a2d3392ed369cf5cc4fc10dfee0161ea
[INFO] running `Command { std: "docker" "start" "-a" "8e418e5010d26b7234065f6e50f92b79a2d3392ed369cf5cc4fc10dfee0161ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]    Compiling btfs v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.14s
[INFO] running `Command { std: "docker" "inspect" "8e418e5010d26b7234065f6e50f92b79a2d3392ed369cf5cc4fc10dfee0161ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e418e5010d26b7234065f6e50f92b79a2d3392ed369cf5cc4fc10dfee0161ea", kill_on_drop: false }`
[INFO] [stdout] 8e418e5010d26b7234065f6e50f92b79a2d3392ed369cf5cc4fc10dfee0161ea
[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: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] 87565bd9d15f7014daf09113c928d59c0806949818f4366006440b0499d0ae2a
[INFO] running `Command { std: "docker" "start" "-a" "87565bd9d15f7014daf09113c928d59c0806949818f4366006440b0499d0ae2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling btfs v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.92s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/btfs-d807b5eb6cd1598e)
[INFO] [stderr]   Executable unittests src/bin/fuse.rs (/opt/rustwide/target/debug/deps/fuse-2e889fa5bdf85d23)
[INFO] running `Command { std: "docker" "inspect" "87565bd9d15f7014daf09113c928d59c0806949818f4366006440b0499d0ae2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87565bd9d15f7014daf09113c928d59c0806949818f4366006440b0499d0ae2a", kill_on_drop: false }`
[INFO] [stdout] 87565bd9d15f7014daf09113c928d59c0806949818f4366006440b0499d0ae2a
[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: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] 05716cfeb2b3b7d43597147eb4148aa399f9b0d35374e96f1cb3e36eec9cb2c6
[INFO] running `Command { std: "docker" "start" "-a" "05716cfeb2b3b7d43597147eb4148aa399f9b0d35374e96f1cb3e36eec9cb2c6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/btfs-d807b5eb6cd1598e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::memfs_update ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/fuse.rs (/opt/rustwide/target/debug/deps/fuse-2e889fa5bdf85d23)
[INFO] [stderr]    Doc-tests btfs
[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] [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" "05716cfeb2b3b7d43597147eb4148aa399f9b0d35374e96f1cb3e36eec9cb2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05716cfeb2b3b7d43597147eb4148aa399f9b0d35374e96f1cb3e36eec9cb2c6", kill_on_drop: false }`
[INFO] [stdout] 05716cfeb2b3b7d43597147eb4148aa399f9b0d35374e96f1cb3e36eec9cb2c6