[INFO] fetching crate traffic_router 0.1.6...
[INFO] checking traffic_router-0.1.6 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate traffic_router 0.1.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate traffic_router 0.1.6 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate traffic_router 0.1.6
[INFO] finished tweaking crates.io crate traffic_router 0.1.6
[INFO] tweaked toml for crates.io crate traffic_router 0.1.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate traffic_router 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 448e99e3f3510358a9de64a8ac639435a526b955412aa534e67e10aaaa05f7f1
[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" "448e99e3f3510358a9de64a8ac639435a526b955412aa534e67e10aaaa05f7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "448e99e3f3510358a9de64a8ac639435a526b955412aa534e67e10aaaa05f7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448e99e3f3510358a9de64a8ac639435a526b955412aa534e67e10aaaa05f7f1", kill_on_drop: false }`
[INFO] [stdout] 448e99e3f3510358a9de64a8ac639435a526b955412aa534e67e10aaaa05f7f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8ea47589b1738ff15cf08903e78b9c7c51a1bd4f2ec7684b5bf869fad0f1cfa
[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" "c8ea47589b1738ff15cf08903e78b9c7c51a1bd4f2ec7684b5bf869fad0f1cfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking hyper-reverse-proxy v0.4.0
[INFO] [stderr]     Checking traffic_router v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.22s
[INFO] running `Command { std: "docker" "inspect" "c8ea47589b1738ff15cf08903e78b9c7c51a1bd4f2ec7684b5bf869fad0f1cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ea47589b1738ff15cf08903e78b9c7c51a1bd4f2ec7684b5bf869fad0f1cfa", kill_on_drop: false }`
[INFO] [stdout] c8ea47589b1738ff15cf08903e78b9c7c51a1bd4f2ec7684b5bf869fad0f1cfa