[INFO] fetching crate udp-stream 0.0.0-alpha.3...
[INFO] checking udp-stream-0.0.0-alpha.3 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate udp-stream 0.0.0-alpha.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate udp-stream 0.0.0-alpha.3 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate udp-stream 0.0.0-alpha.3
[INFO] finished tweaking crates.io crate udp-stream 0.0.0-alpha.3
[INFO] tweaked toml for crates.io crate udp-stream 0.0.0-alpha.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate udp-stream 0.0.0-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-openssl v0.4.0
[INFO] [stderr]   Downloaded tokio v0.2.2
[INFO] [stderr]   Downloaded syn v1.0.9
[INFO] [stderr]   Downloaded bytes v0.5.2
[INFO] [stderr]   Downloaded tokio-macros v0.2.0
[INFO] [stderr]   Downloaded openssl-src v111.6.0+1.1.1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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] d649567a381c4e76a154dce462daac0547121ea4cbcdbac14a7d37e2f33ed463
[INFO] running `Command { std: "docker" "start" "-a" "d649567a381c4e76a154dce462daac0547121ea4cbcdbac14a7d37e2f33ed463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d649567a381c4e76a154dce462daac0547121ea4cbcdbac14a7d37e2f33ed463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d649567a381c4e76a154dce462daac0547121ea4cbcdbac14a7d37e2f33ed463", kill_on_drop: false }`
[INFO] [stdout] d649567a381c4e76a154dce462daac0547121ea4cbcdbac14a7d37e2f33ed463
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50418ef8c45d5b20e27e86ddc6e96d19e8df8088aa069366f13e0fbea6a4e69e
[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" "50418ef8c45d5b20e27e86ddc6e96d19e8df8088aa069366f13e0fbea6a4e69e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.9
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]     Checking bytes v0.5.2
[INFO] [stderr]    Compiling openssl-src v111.6.0+1.1.1d
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]     Checking tokio v0.2.2
[INFO] [stderr]     Checking udp-stream v0.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-openssl v0.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "50418ef8c45d5b20e27e86ddc6e96d19e8df8088aa069366f13e0fbea6a4e69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50418ef8c45d5b20e27e86ddc6e96d19e8df8088aa069366f13e0fbea6a4e69e", kill_on_drop: false }`
[INFO] [stdout] 50418ef8c45d5b20e27e86ddc6e96d19e8df8088aa069366f13e0fbea6a4e69e