[INFO] updating cached repository https://github.com/kwilson33/rustGuessingGame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49996c12b1f54d5d4cddb9ee81a7ec653eeac376
[INFO] checking kwilson33/rustGuessingGame against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwilson33%2FrustGuessingGame" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kwilson33/rustGuessingGame on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kwilson33/rustGuessingGame
[INFO] finished tweaking git repo https://github.com/kwilson33/rustGuessingGame
[INFO] tweaked toml for git repo https://github.com/kwilson33/rustGuessingGame written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/kwilson33/rustGuessingGame already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 745f4af16bdad7a5e9bc6084fc8d5bcf0b711d2a282a9064a682140cff21cadb
[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" "745f4af16bdad7a5e9bc6084fc8d5bcf0b711d2a282a9064a682140cff21cadb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "745f4af16bdad7a5e9bc6084fc8d5bcf0b711d2a282a9064a682140cff21cadb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "745f4af16bdad7a5e9bc6084fc8d5bcf0b711d2a282a9064a682140cff21cadb", kill_on_drop: false }`
[INFO] [stdout] 745f4af16bdad7a5e9bc6084fc8d5bcf0b711d2a282a9064a682140cff21cadb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6122c71a9aa5c94799e3bb198aeb8a49621e5f1527e4141e5addb2e53c2b7b4
[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" "b6122c71a9aa5c94799e3bb198aeb8a49621e5f1527e4141e5addb2e53c2b7b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling rand_chacha v0.2.0 (https://github.com/rust-lang-nursery/rand#5610bdae)
[INFO] [stderr]    Compiling rand v0.7.0-pre.1 (https://github.com/rust-lang-nursery/rand#5610bdae)
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.0 (https://github.com/rust-lang-nursery/rand#5610bdae)
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "b6122c71a9aa5c94799e3bb198aeb8a49621e5f1527e4141e5addb2e53c2b7b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6122c71a9aa5c94799e3bb198aeb8a49621e5f1527e4141e5addb2e53c2b7b4", kill_on_drop: false }`
[INFO] [stdout] b6122c71a9aa5c94799e3bb198aeb8a49621e5f1527e4141e5addb2e53c2b7b4