[INFO] fetching crate advantage_derive 0.0.0...
[INFO] testing advantage_derive-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate advantage_derive 0.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate advantage_derive 0.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate advantage_derive 0.0.0
[INFO] finished tweaking crates.io crate advantage_derive 0.0.0
[INFO] tweaked toml for crates.io crate advantage_derive 0.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate advantage_derive 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 57fc12a0a25d35f05d2e4bdf2bf13f76be61beda386c0493d00cde6a00426f64
[INFO] running `Command { std: "docker" "start" "-a" "57fc12a0a25d35f05d2e4bdf2bf13f76be61beda386c0493d00cde6a00426f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57fc12a0a25d35f05d2e4bdf2bf13f76be61beda386c0493d00cde6a00426f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57fc12a0a25d35f05d2e4bdf2bf13f76be61beda386c0493d00cde6a00426f64", kill_on_drop: false }`
[INFO] [stdout] 57fc12a0a25d35f05d2e4bdf2bf13f76be61beda386c0493d00cde6a00426f64
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 3053eeef7424cf3361c46da617fd788f7f6d64ddd4b2a7603290fd1b26b4a97a
[INFO] running `Command { std: "docker" "start" "-a" "3053eeef7424cf3361c46da617fd788f7f6d64ddd4b2a7603290fd1b26b4a97a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advantage_derive v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "3053eeef7424cf3361c46da617fd788f7f6d64ddd4b2a7603290fd1b26b4a97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3053eeef7424cf3361c46da617fd788f7f6d64ddd4b2a7603290fd1b26b4a97a", kill_on_drop: false }`
[INFO] [stdout] 3053eeef7424cf3361c46da617fd788f7f6d64ddd4b2a7603290fd1b26b4a97a
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 36223b8e9a1f90a8f247066b1b1391176951234f1eb73e3dbe235506c047fde3
[INFO] running `Command { std: "docker" "start" "-a" "36223b8e9a1f90a8f247066b1b1391176951234f1eb73e3dbe235506c047fde3", kill_on_drop: false }`
[INFO] [stderr]    Compiling advantage_derive v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "36223b8e9a1f90a8f247066b1b1391176951234f1eb73e3dbe235506c047fde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36223b8e9a1f90a8f247066b1b1391176951234f1eb73e3dbe235506c047fde3", kill_on_drop: false }`
[INFO] [stdout] 36223b8e9a1f90a8f247066b1b1391176951234f1eb73e3dbe235506c047fde3
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] ae46edc73400e67a72ddf74d2903ae636669f2a2aaef97fb0f4d993d5c08356e
[INFO] running `Command { std: "docker" "start" "-a" "ae46edc73400e67a72ddf74d2903ae636669f2a2aaef97fb0f4d993d5c08356e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advantage_derive-da85a348afe308d0
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae46edc73400e67a72ddf74d2903ae636669f2a2aaef97fb0f4d993d5c08356e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae46edc73400e67a72ddf74d2903ae636669f2a2aaef97fb0f4d993d5c08356e", kill_on_drop: false }`
[INFO] [stdout] ae46edc73400e67a72ddf74d2903ae636669f2a2aaef97fb0f4d993d5c08356e