[INFO] fetching crate pdu 1.0.1...
[INFO] checking pdu-1.0.1 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate pdu 1.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pdu 1.0.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pdu 1.0.1
[INFO] finished tweaking crates.io crate pdu 1.0.1
[INFO] tweaked toml for crates.io crate pdu 1.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d486a8426ac580d0f837cb9145bdff41b827b238d798a24b7048a3ed750d53d0
[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" "d486a8426ac580d0f837cb9145bdff41b827b238d798a24b7048a3ed750d53d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d486a8426ac580d0f837cb9145bdff41b827b238d798a24b7048a3ed750d53d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d486a8426ac580d0f837cb9145bdff41b827b238d798a24b7048a3ed750d53d0", kill_on_drop: false }`
[INFO] [stdout] d486a8426ac580d0f837cb9145bdff41b827b238d798a24b7048a3ed750d53d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a226172aed06a0e0c46a29af145142a5aa8d01cb0e0db085efdb7a616a5e1a85
[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" "a226172aed06a0e0c46a29af145142a5aa8d01cb0e0db085efdb7a616a5e1a85", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]     Checking xmlparser v0.13.2
[INFO] [stderr]     Checking pdu v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     (((accum >> 16) as u16) + (accum as u16))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking roxmltree v0.9.1
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     (((accum >> 16) as u16) + (accum as u16))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "a226172aed06a0e0c46a29af145142a5aa8d01cb0e0db085efdb7a616a5e1a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a226172aed06a0e0c46a29af145142a5aa8d01cb0e0db085efdb7a616a5e1a85", kill_on_drop: false }`
[INFO] [stdout] a226172aed06a0e0c46a29af145142a5aa8d01cb0e0db085efdb7a616a5e1a85
