[INFO] fetching crate storage-rs 0.1.0...
[INFO] checking storage-rs-0.1.0 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate storage-rs 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate storage-rs 0.1.0 on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate storage-rs 0.1.0
[INFO] finished tweaking crates.io crate storage-rs 0.1.0
[INFO] tweaked toml for crates.io crate storage-rs 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate storage-rs 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8d6e095ab171d9c3a242501a943fd88e50851ddfe07008499eed8a2c2601ff8
[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" "f8d6e095ab171d9c3a242501a943fd88e50851ddfe07008499eed8a2c2601ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8d6e095ab171d9c3a242501a943fd88e50851ddfe07008499eed8a2c2601ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d6e095ab171d9c3a242501a943fd88e50851ddfe07008499eed8a2c2601ff8", kill_on_drop: false }`
[INFO] [stdout] f8d6e095ab171d9c3a242501a943fd88e50851ddfe07008499eed8a2c2601ff8
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--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] 0d58ad806253416162098733c6dd4f3278c05c7a710eabe4a4d26672e1525efd
[INFO] running `Command { std: "docker" "start" "-a" "0d58ad806253416162098733c6dd4f3278c05c7a710eabe4a4d26672e1525efd", kill_on_drop: false }`
[INFO] [stderr]     Checking storage-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "0d58ad806253416162098733c6dd4f3278c05c7a710eabe4a4d26672e1525efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d58ad806253416162098733c6dd4f3278c05c7a710eabe4a4d26672e1525efd", kill_on_drop: false }`
[INFO] [stdout] 0d58ad806253416162098733c6dd4f3278c05c7a710eabe4a4d26672e1525efd