[INFO] fetching crate usbw 0.0.1...
[INFO] checking usbw-0.0.1 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate usbw 0.0.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate usbw 0.0.1 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate usbw 0.0.1
[INFO] finished tweaking crates.io crate usbw 0.0.1
[INFO] tweaked toml for crates.io crate usbw 0.0.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded driver_async v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fdbea287d1c23a2ad6ad9ba59018ef34202bb1319784a71d7ed2a8ea2c79d46
[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" "5fdbea287d1c23a2ad6ad9ba59018ef34202bb1319784a71d7ed2a8ea2c79d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fdbea287d1c23a2ad6ad9ba59018ef34202bb1319784a71d7ed2a8ea2c79d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fdbea287d1c23a2ad6ad9ba59018ef34202bb1319784a71d7ed2a8ea2c79d46", kill_on_drop: false }`
[INFO] [stdout] 5fdbea287d1c23a2ad6ad9ba59018ef34202bb1319784a71d7ed2a8ea2c79d46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f26ea3348a82a7bfbefcbeb2c472eb6824e2486e9d48cc18ba66de5b31d20b7
[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" "9f26ea3348a82a7bfbefcbeb2c472eb6824e2486e9d48cc18ba66de5b31d20b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]     Checking driver_async v0.0.2
[INFO] [stderr]    Compiling libusb1-sys v0.3.7
[INFO] [stderr]     Checking rusb v0.5.5
[INFO] [stderr]     Checking usbw v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.04s
[INFO] running `Command { std: "docker" "inspect" "9f26ea3348a82a7bfbefcbeb2c472eb6824e2486e9d48cc18ba66de5b31d20b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f26ea3348a82a7bfbefcbeb2c472eb6824e2486e9d48cc18ba66de5b31d20b7", kill_on_drop: false }`
[INFO] [stdout] 9f26ea3348a82a7bfbefcbeb2c472eb6824e2486e9d48cc18ba66de5b31d20b7