[INFO] cloning repository https://github.com/Jordan-Rowland/rust-card-deck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jordan-Rowland/rust-card-deck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJordan-Rowland%2Frust-card-deck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJordan-Rowland%2Frust-card-deck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01629158e4dd727c2b5550097f1812f2b5e1da67
[INFO] checking Jordan-Rowland/rust-card-deck against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJordan-Rowland%2Frust-card-deck" "/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/Jordan-Rowland/rust-card-deck on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jordan-Rowland/rust-card-deck
[INFO] finished tweaking git repo https://github.com/Jordan-Rowland/rust-card-deck
[INFO] tweaked toml for git repo https://github.com/Jordan-Rowland/rust-card-deck written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Jordan-Rowland/rust-card-deck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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] 1516b0f11f49771ac3c28b55a35a057cf0d0f4b417fcc631b576da382de16625
[INFO] running `Command { std: "docker" "start" "-a" "1516b0f11f49771ac3c28b55a35a057cf0d0f4b417fcc631b576da382de16625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1516b0f11f49771ac3c28b55a35a057cf0d0f4b417fcc631b576da382de16625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1516b0f11f49771ac3c28b55a35a057cf0d0f4b417fcc631b576da382de16625", kill_on_drop: false }`
[INFO] [stdout] 1516b0f11f49771ac3c28b55a35a057cf0d0f4b417fcc631b576da382de16625
[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" "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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 563ba2e4e50b56f748d66a95c969b58b31aa39e5e1878b7d0df93cfe33a75a73
[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" "563ba2e4e50b56f748d66a95c969b58b31aa39e5e1878b7d0df93cfe33a75a73", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking card_deck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "563ba2e4e50b56f748d66a95c969b58b31aa39e5e1878b7d0df93cfe33a75a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "563ba2e4e50b56f748d66a95c969b58b31aa39e5e1878b7d0df93cfe33a75a73", kill_on_drop: false }`
[INFO] [stdout] 563ba2e4e50b56f748d66a95c969b58b31aa39e5e1878b7d0df93cfe33a75a73