[INFO] fetching crate whois-rust 1.2.3...
[INFO] checking whois-rust-1.2.3 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate whois-rust 1.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate whois-rust 1.2.3 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate whois-rust 1.2.3
[INFO] finished tweaking crates.io crate whois-rust 1.2.3
[INFO] tweaked toml for crates.io crate whois-rust 1.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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] d1af0d19b7bf51d80ef83c48162536612352d48ecb63cf5b41b83500a405b2f8
[INFO] running `Command { std: "docker" "start" "-a" "d1af0d19b7bf51d80ef83c48162536612352d48ecb63cf5b41b83500a405b2f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1af0d19b7bf51d80ef83c48162536612352d48ecb63cf5b41b83500a405b2f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1af0d19b7bf51d80ef83c48162536612352d48ecb63cf5b41b83500a405b2f8", kill_on_drop: false }`
[INFO] [stdout] d1af0d19b7bf51d80ef83c48162536612352d48ecb63cf5b41b83500a405b2f8
[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=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" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a97e81847820ea4dff1ca6fbbd97b01de9d1adf52c49b12f2739a4cc1daa776a
[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" "a97e81847820ea4dff1ca6fbbd97b01de9d1adf52c49b12f2739a4cc1daa776a", kill_on_drop: false }`
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling enum-ordinalize v3.1.8
[INFO] [stderr]    Compiling educe v0.4.13
[INFO] [stderr]    Compiling validators-options v0.22.0
[INFO] [stderr]    Compiling validators v0.22.2
[INFO] [stderr]    Compiling validators-derive v0.22.2
[INFO] [stderr]     Checking whois-rust v1.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.11s
[INFO] running `Command { std: "docker" "inspect" "a97e81847820ea4dff1ca6fbbd97b01de9d1adf52c49b12f2739a4cc1daa776a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97e81847820ea4dff1ca6fbbd97b01de9d1adf52c49b12f2739a4cc1daa776a", kill_on_drop: false }`
[INFO] [stdout] a97e81847820ea4dff1ca6fbbd97b01de9d1adf52c49b12f2739a4cc1daa776a