[INFO] cloning repository https://github.com/JMS55/cloudflare-2020-systems-engineering-assignment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JMS55/cloudflare-2020-systems-engineering-assignment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJMS55%2Fcloudflare-2020-systems-engineering-assignment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJMS55%2Fcloudflare-2020-systems-engineering-assignment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b766b5a1269ea2f19c1dc93e14ae8733f9a2317
[INFO] checking JMS55/cloudflare-2020-systems-engineering-assignment against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJMS55%2Fcloudflare-2020-systems-engineering-assignment" "/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/JMS55/cloudflare-2020-systems-engineering-assignment on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JMS55/cloudflare-2020-systems-engineering-assignment
[INFO] finished tweaking git repo https://github.com/JMS55/cloudflare-2020-systems-engineering-assignment
[INFO] tweaked toml for git repo https://github.com/JMS55/cloudflare-2020-systems-engineering-assignment written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/JMS55/cloudflare-2020-systems-engineering-assignment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31bdb0b4a77d21072053a1f720e0aebd301dc09813e49b36a29a5c34ebdaf1c8
[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" "31bdb0b4a77d21072053a1f720e0aebd301dc09813e49b36a29a5c34ebdaf1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31bdb0b4a77d21072053a1f720e0aebd301dc09813e49b36a29a5c34ebdaf1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31bdb0b4a77d21072053a1f720e0aebd301dc09813e49b36a29a5c34ebdaf1c8", kill_on_drop: false }`
[INFO] [stdout] 31bdb0b4a77d21072053a1f720e0aebd301dc09813e49b36a29a5c34ebdaf1c8
[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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37328a4748210286574ab2c5ae6ef75bb60a346d01ac22a628e8424f4dc4d18d
[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" "37328a4748210286574ab2c5ae6ef75bb60a346d01ac22a628e8424f4dc4d18d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking cloudflare-2020-systems-engineering-assignment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `Command { std: "docker" "inspect" "37328a4748210286574ab2c5ae6ef75bb60a346d01ac22a628e8424f4dc4d18d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37328a4748210286574ab2c5ae6ef75bb60a346d01ac22a628e8424f4dc4d18d", kill_on_drop: false }`
[INFO] [stdout] 37328a4748210286574ab2c5ae6ef75bb60a346d01ac22a628e8424f4dc4d18d