[INFO] fetching crate ff-uint_derive 0.1.4...
[INFO] checking ff-uint_derive-0.1.4 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate ff-uint_derive 0.1.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ff-uint_derive 0.1.4 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ff-uint_derive 0.1.4
[INFO] finished tweaking crates.io crate ff-uint_derive 0.1.4
[INFO] tweaked toml for crates.io crate ff-uint_derive 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] 678b3a20a1e4ae1f409edfd6b810330a5d51e5a4d13e45c0d2d45ff57aae67dd
[INFO] running `Command { std: "docker" "start" "-a" "678b3a20a1e4ae1f409edfd6b810330a5d51e5a4d13e45c0d2d45ff57aae67dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "678b3a20a1e4ae1f409edfd6b810330a5d51e5a4d13e45c0d2d45ff57aae67dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678b3a20a1e4ae1f409edfd6b810330a5d51e5a4d13e45c0d2d45ff57aae67dd", kill_on_drop: false }`
[INFO] [stdout] 678b3a20a1e4ae1f409edfd6b810330a5d51e5a4d13e45c0d2d45ff57aae67dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52b87bd54d7af5bad9d797982d78105f173f7df6f07435a80bd53bfe3da1ceb6
[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" "52b87bd54d7af5bad9d797982d78105f173f7df6f07435a80bd53bfe3da1ceb6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]     Checking ff-uint_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.72s
[INFO] running `Command { std: "docker" "inspect" "52b87bd54d7af5bad9d797982d78105f173f7df6f07435a80bd53bfe3da1ceb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b87bd54d7af5bad9d797982d78105f173f7df6f07435a80bd53bfe3da1ceb6", kill_on_drop: false }`
[INFO] [stdout] 52b87bd54d7af5bad9d797982d78105f173f7df6f07435a80bd53bfe3da1ceb6