[INFO] cloning repository https://github.com/arthurmilliken/rustlab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arthurmilliken/rustlab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurmilliken%2Frustlab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurmilliken%2Frustlab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f57ce7f994186eef9f331f15d276c205842254da
[INFO] checking arthurmilliken/rustlab against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurmilliken%2Frustlab" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arthurmilliken/rustlab on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arthurmilliken/rustlab
[INFO] finished tweaking git repo https://github.com/arthurmilliken/rustlab
[INFO] tweaked toml for git repo https://github.com/arthurmilliken/rustlab written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/arthurmilliken/rustlab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a7a2437d2dcfce3c89fef0d402f62ac5dabc561388e9269e0c063bfd052bffe
[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" "4a7a2437d2dcfce3c89fef0d402f62ac5dabc561388e9269e0c063bfd052bffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a7a2437d2dcfce3c89fef0d402f62ac5dabc561388e9269e0c063bfd052bffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7a2437d2dcfce3c89fef0d402f62ac5dabc561388e9269e0c063bfd052bffe", kill_on_drop: false }`
[INFO] [stdout] 4a7a2437d2dcfce3c89fef0d402f62ac5dabc561388e9269e0c063bfd052bffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 2772ba05ab4f8c22b1e0930e2778d746c6847634ccb4c1519351309986b91aa4
[INFO] running `Command { std: "docker" "start" "-a" "2772ba05ab4f8c22b1e0930e2778d746c6847634ccb4c1519351309986b91aa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking csv-core v0.1.3
[INFO] [stderr]     Checking csv v1.0.0-beta.5
[INFO] [stderr]    Compiling sqlite3-src v0.2.9
[INFO] [stderr]     Checking sqlite3-sys v0.12.0
[INFO] [stderr]     Checking sqlite v0.23.9
[INFO] [stderr]     Checking rustlab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.27s
[INFO] running `Command { std: "docker" "inspect" "2772ba05ab4f8c22b1e0930e2778d746c6847634ccb4c1519351309986b91aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2772ba05ab4f8c22b1e0930e2778d746c6847634ccb4c1519351309986b91aa4", kill_on_drop: false }`
[INFO] [stdout] 2772ba05ab4f8c22b1e0930e2778d746c6847634ccb4c1519351309986b91aa4