[INFO] fetching crate log4rs-syslog-net 0.1.0...
[INFO] checking log4rs-syslog-net-0.1.0 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate log4rs-syslog-net 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate log4rs-syslog-net 0.1.0 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate log4rs-syslog-net 0.1.0
[INFO] finished tweaking crates.io crate log4rs-syslog-net 0.1.0
[INFO] tweaked toml for crates.io crate log4rs-syslog-net 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded thread-id v3.3.0
[INFO] [stderr]   Downloaded arc-swap v0.4.8
[INFO] [stderr]   Downloaded log4rs v0.13.0
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03738595ee8b783b21e25f299ae2004e3aaee91d43355e37d65c0bbd3d3fb260
[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" "03738595ee8b783b21e25f299ae2004e3aaee91d43355e37d65c0bbd3d3fb260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03738595ee8b783b21e25f299ae2004e3aaee91d43355e37d65c0bbd3d3fb260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03738595ee8b783b21e25f299ae2004e3aaee91d43355e37d65c0bbd3d3fb260", kill_on_drop: false }`
[INFO] [stdout] 03738595ee8b783b21e25f299ae2004e3aaee91d43355e37d65c0bbd3d3fb260
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91aa1bbb93e5f08093e72d27f687ef2187344f1d09cc4c9b1468301b0193215f
[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" "91aa1bbb93e5f08093e72d27f687ef2187344f1d09cc4c9b1468301b0193215f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking log4rs v0.13.0
[INFO] [stderr]     Checking log4rs-syslog-net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "91aa1bbb93e5f08093e72d27f687ef2187344f1d09cc4c9b1468301b0193215f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91aa1bbb93e5f08093e72d27f687ef2187344f1d09cc4c9b1468301b0193215f", kill_on_drop: false }`
[INFO] [stdout] 91aa1bbb93e5f08093e72d27f687ef2187344f1d09cc4c9b1468301b0193215f