[INFO] cloning repository https://github.com/kadude/prime_number_finder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kadude/prime_number_finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkadude%2Fprime_number_finder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkadude%2Fprime_number_finder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 402a6418ab4ad7c0377a58c2226571a23fdfd53a
[INFO] testing kadude/prime_number_finder against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkadude%2Fprime_number_finder" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kadude/prime_number_finder on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kadude/prime_number_finder
[INFO] finished tweaking git repo https://github.com/kadude/prime_number_finder
[INFO] tweaked toml for git repo https://github.com/kadude/prime_number_finder written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kadude/prime_number_finder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] e184f9938ceac97a241c032d3f20fae1d23cb14c6e0ea4b62b2f8e76b5cfe89c
[INFO] running `Command { std: "docker" "start" "-a" "e184f9938ceac97a241c032d3f20fae1d23cb14c6e0ea4b62b2f8e76b5cfe89c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e184f9938ceac97a241c032d3f20fae1d23cb14c6e0ea4b62b2f8e76b5cfe89c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e184f9938ceac97a241c032d3f20fae1d23cb14c6e0ea4b62b2f8e76b5cfe89c", kill_on_drop: false }`
[INFO] [stdout] e184f9938ceac97a241c032d3f20fae1d23cb14c6e0ea4b62b2f8e76b5cfe89c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7c91268ac7c45c2b9ec16c9e719e89ef1b8003a00378a0bd238c3532b311fd2
[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" "b7c91268ac7c45c2b9ec16c9e719e89ef1b8003a00378a0bd238c3532b311fd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime_number_finder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "b7c91268ac7c45c2b9ec16c9e719e89ef1b8003a00378a0bd238c3532b311fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c91268ac7c45c2b9ec16c9e719e89ef1b8003a00378a0bd238c3532b311fd2", kill_on_drop: false }`
[INFO] [stdout] b7c91268ac7c45c2b9ec16c9e719e89ef1b8003a00378a0bd238c3532b311fd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] 90adca02f95213ebfb78e51c05f138a586cb5749134a451613b29456f709a6d8
[INFO] running `Command { std: "docker" "start" "-a" "90adca02f95213ebfb78e51c05f138a586cb5749134a451613b29456f709a6d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime_number_finder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "90adca02f95213ebfb78e51c05f138a586cb5749134a451613b29456f709a6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90adca02f95213ebfb78e51c05f138a586cb5749134a451613b29456f709a6d8", kill_on_drop: false }`
[INFO] [stdout] 90adca02f95213ebfb78e51c05f138a586cb5749134a451613b29456f709a6d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] efda1bc6f55bf08b847aaee2776b814049b7b6443a52131dc93e5cc30f8c8f0a
[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" "efda1bc6f55bf08b847aaee2776b814049b7b6443a52131dc93e5cc30f8c8f0a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prime_number_finder-8a3b09c3941d6e06
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "efda1bc6f55bf08b847aaee2776b814049b7b6443a52131dc93e5cc30f8c8f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efda1bc6f55bf08b847aaee2776b814049b7b6443a52131dc93e5cc30f8c8f0a", kill_on_drop: false }`
[INFO] [stdout] efda1bc6f55bf08b847aaee2776b814049b7b6443a52131dc93e5cc30f8c8f0a