[INFO] cloning repository https://github.com/cbrewster/cryptogram_solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cbrewster/cryptogram_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbrewster%2Fcryptogram_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbrewster%2Fcryptogram_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88bb429c1871729a3eff3b43c4e8493be05d40ae
[INFO] checking cbrewster/cryptogram_solver against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbrewster%2Fcryptogram_solver" "/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/cbrewster/cryptogram_solver on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cbrewster/cryptogram_solver
[INFO] finished tweaking git repo https://github.com/cbrewster/cryptogram_solver
[INFO] tweaked toml for git repo https://github.com/cbrewster/cryptogram_solver written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/cbrewster/cryptogram_solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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] 6bec8a065fad51eae15f60f92809fc69704fbf1199aba75e7e7b9dea9cc99b77
[INFO] running `Command { std: "docker" "start" "-a" "6bec8a065fad51eae15f60f92809fc69704fbf1199aba75e7e7b9dea9cc99b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bec8a065fad51eae15f60f92809fc69704fbf1199aba75e7e7b9dea9cc99b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bec8a065fad51eae15f60f92809fc69704fbf1199aba75e7e7b9dea9cc99b77", kill_on_drop: false }`
[INFO] [stdout] 6bec8a065fad51eae15f60f92809fc69704fbf1199aba75e7e7b9dea9cc99b77
[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" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bc4ffc46172f1d120008ff87e83c4bc43ce60106d955180803a5a6dc05e9fdb
[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" "5bc4ffc46172f1d120008ff87e83c4bc43ce60106d955180803a5a6dc05e9fdb", kill_on_drop: false }`
[INFO] [stderr]     Checking cryptogram_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "5bc4ffc46172f1d120008ff87e83c4bc43ce60106d955180803a5a6dc05e9fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc4ffc46172f1d120008ff87e83c4bc43ce60106d955180803a5a6dc05e9fdb", kill_on_drop: false }`
[INFO] [stdout] 5bc4ffc46172f1d120008ff87e83c4bc43ce60106d955180803a5a6dc05e9fdb