[INFO] cloning repository https://github.com/jayjamesjay/prime-number
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jayjamesjay/prime-number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayjamesjay%2Fprime-number", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayjamesjay%2Fprime-number'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 417e67dc12bbfb8fc753624bdef7307fdb133b01
[INFO] checking jayjamesjay/prime-number against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayjamesjay%2Fprime-number" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jayjamesjay/prime-number on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jayjamesjay/prime-number
[INFO] finished tweaking git repo https://github.com/jayjamesjay/prime-number
[INFO] tweaked toml for git repo https://github.com/jayjamesjay/prime-number written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jayjamesjay/prime-number already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68ba2c4a7e25fd81a9d06dfe5c9753801275cff924a827a144971e50014b1f5e
[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" "68ba2c4a7e25fd81a9d06dfe5c9753801275cff924a827a144971e50014b1f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68ba2c4a7e25fd81a9d06dfe5c9753801275cff924a827a144971e50014b1f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ba2c4a7e25fd81a9d06dfe5c9753801275cff924a827a144971e50014b1f5e", kill_on_drop: false }`
[INFO] [stdout] 68ba2c4a7e25fd81a9d06dfe5c9753801275cff924a827a144971e50014b1f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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] 0040b0d7ff4dd9a5cd236e607999914854eea720d8bdef22b0afc6afe51e3dd2
[INFO] running `Command { std: "docker" "start" "-a" "0040b0d7ff4dd9a5cd236e607999914854eea720d8bdef22b0afc6afe51e3dd2", kill_on_drop: false }`
[INFO] [stderr]     Checking prime_number v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "0040b0d7ff4dd9a5cd236e607999914854eea720d8bdef22b0afc6afe51e3dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0040b0d7ff4dd9a5cd236e607999914854eea720d8bdef22b0afc6afe51e3dd2", kill_on_drop: false }`
[INFO] [stdout] 0040b0d7ff4dd9a5cd236e607999914854eea720d8bdef22b0afc6afe51e3dd2