[INFO] crate hyper-zipkin 0.4.0 is already in cache
[INFO] checking hyper-zipkin-0.4.0 against master#08dfbfb61871a83f720c6e97a3b737076e89fe3e for pr-71796
[INFO] extracting crate hyper-zipkin 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate hyper-zipkin 0.4.0 on toolchain 08dfbfb61871a83f720c6e97a3b737076e89fe3e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hyper-zipkin 0.4.0
[INFO] finished tweaking crates.io crate hyper-zipkin 0.4.0
[INFO] tweaked toml for crates.io crate hyper-zipkin 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 46d4275bba860127e5539654c588c1f8566e25b2ed03d3c815af302f822422de
[INFO] running `"docker" "start" "-a" "46d4275bba860127e5539654c588c1f8566e25b2ed03d3c815af302f822422de"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking data-encoding v2.2.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking thread-local-object v0.1.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking zipkin-types v0.1.0
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking zipkin v0.3.5
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking hyper-zipkin v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.36s
[INFO] running `"docker" "inspect" "46d4275bba860127e5539654c588c1f8566e25b2ed03d3c815af302f822422de"`
[INFO] running `"docker" "rm" "-f" "46d4275bba860127e5539654c588c1f8566e25b2ed03d3c815af302f822422de"`
[INFO] [stdout] 46d4275bba860127e5539654c588c1f8566e25b2ed03d3c815af302f822422de