[INFO] fetching crate devserver 0.1.4...
[INFO] checking devserver-0.1.4 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate devserver 0.1.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate devserver 0.1.4 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate devserver 0.1.4
[INFO] finished tweaking crates.io crate devserver 0.1.4
[INFO] tweaked toml for crates.io crate devserver 0.1.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate devserver 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 876507f64b5e7b9256528ba6d4b53b11968ee1027b090a5f28b77fef55042f3b
[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" "876507f64b5e7b9256528ba6d4b53b11968ee1027b090a5f28b77fef55042f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "876507f64b5e7b9256528ba6d4b53b11968ee1027b090a5f28b77fef55042f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "876507f64b5e7b9256528ba6d4b53b11968ee1027b090a5f28b77fef55042f3b", kill_on_drop: false }`
[INFO] [stdout] 876507f64b5e7b9256528ba6d4b53b11968ee1027b090a5f28b77fef55042f3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d5aba3bc9a2bc1af7f1f4e79094c214044e545c4314f10e8f07b084761a0c21
[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" "6d5aba3bc9a2bc1af7f1f4e79094c214044e545c4314f10e8f07b084761a0c21", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking inotify v0.7.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking devserver_lib v0.1.4
[INFO] [stderr]     Checking devserver v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.69s
[INFO] running `Command { std: "docker" "inspect" "6d5aba3bc9a2bc1af7f1f4e79094c214044e545c4314f10e8f07b084761a0c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5aba3bc9a2bc1af7f1f4e79094c214044e545c4314f10e8f07b084761a0c21", kill_on_drop: false }`
[INFO] [stdout] 6d5aba3bc9a2bc1af7f1f4e79094c214044e545c4314f10e8f07b084761a0c21