[INFO] fetching crate unmp-link-udp 0.3.3...
[INFO] checking unmp-link-udp-0.3.3 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate unmp-link-udp 0.3.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate unmp-link-udp 0.3.3 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unmp-link-udp 0.3.3
[INFO] finished tweaking crates.io crate unmp-link-udp 0.3.3
[INFO] tweaked toml for crates.io crate unmp-link-udp 0.3.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c8fc8c3f2d841979944754e2cbbbd9cc713cbf1222d435b58e7dd219812b28e
[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" "5c8fc8c3f2d841979944754e2cbbbd9cc713cbf1222d435b58e7dd219812b28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c8fc8c3f2d841979944754e2cbbbd9cc713cbf1222d435b58e7dd219812b28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8fc8c3f2d841979944754e2cbbbd9cc713cbf1222d435b58e7dd219812b28e", kill_on_drop: false }`
[INFO] [stdout] 5c8fc8c3f2d841979944754e2cbbbd9cc713cbf1222d435b58e7dd219812b28e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d432f6e71d9ef1f517504afb90e3ea4e2ae995d19a8e9fb2435211b06a3f758d
[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" "d432f6e71d9ef1f517504afb90e3ea4e2ae995d19a8e9fb2435211b06a3f758d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking fixed-queue v0.3.9
[INFO] [stderr]     Checking unmp-id v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking futures-intrusive v0.4.0
[INFO] [stderr]     Checking spin v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking task-stream v0.3.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking unmp v0.4.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking unmp-link-udp v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `Command { std: "docker" "inspect" "d432f6e71d9ef1f517504afb90e3ea4e2ae995d19a8e9fb2435211b06a3f758d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d432f6e71d9ef1f517504afb90e3ea4e2ae995d19a8e9fb2435211b06a3f758d", kill_on_drop: false }`
[INFO] [stdout] d432f6e71d9ef1f517504afb90e3ea4e2ae995d19a8e9fb2435211b06a3f758d