[INFO] cloning repository https://github.com/arturh85/rlua-async-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arturh85/rlua-async-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farturh85%2Frlua-async-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farturh85%2Frlua-async-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0aeaa0576683a516eba1c417954c314bae732fb9
[INFO] checking arturh85/rlua-async-example against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farturh85%2Frlua-async-example" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arturh85/rlua-async-example on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arturh85/rlua-async-example
[INFO] finished tweaking git repo https://github.com/arturh85/rlua-async-example
[INFO] tweaked toml for git repo https://github.com/arturh85/rlua-async-example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/arturh85/rlua-async-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "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] 6cb6d8c868e24dd7e0751579eb0e88b1dc3bd1decc8dcd1201a1f34da4a99d03
[INFO] running `Command { std: "docker" "start" "-a" "6cb6d8c868e24dd7e0751579eb0e88b1dc3bd1decc8dcd1201a1f34da4a99d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cb6d8c868e24dd7e0751579eb0e88b1dc3bd1decc8dcd1201a1f34da4a99d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb6d8c868e24dd7e0751579eb0e88b1dc3bd1decc8dcd1201a1f34da4a99d03", kill_on_drop: false }`
[INFO] [stdout] 6cb6d8c868e24dd7e0751579eb0e88b1dc3bd1decc8dcd1201a1f34da4a99d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] ce9bd7f7c9aa335dc1f60991b2e78abb7555eb2961c253f3cd62867203377ba1
[INFO] running `Command { std: "docker" "start" "-a" "ce9bd7f7c9aa335dc1f60991b2e78abb7555eb2961c253f3cd62867203377ba1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rlua v0.17.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking rlua-async v0.4.0
[INFO] [stderr]     Checking rlua-async-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.10s
[INFO] running `Command { std: "docker" "inspect" "ce9bd7f7c9aa335dc1f60991b2e78abb7555eb2961c253f3cd62867203377ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9bd7f7c9aa335dc1f60991b2e78abb7555eb2961c253f3cd62867203377ba1", kill_on_drop: false }`
[INFO] [stdout] ce9bd7f7c9aa335dc1f60991b2e78abb7555eb2961c253f3cd62867203377ba1