[INFO] cloning repository https://github.com/karidamaszke/SortingAlgorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karidamaszke/SortingAlgorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaridamaszke%2FSortingAlgorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaridamaszke%2FSortingAlgorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3786a5fb4dc1bdf49c57d58e6ec6c25d6a8542ae
[INFO] checking karidamaszke/SortingAlgorithms against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaridamaszke%2FSortingAlgorithms" "/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/karidamaszke/SortingAlgorithms on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/karidamaszke/SortingAlgorithms
[INFO] finished tweaking git repo https://github.com/karidamaszke/SortingAlgorithms
[INFO] tweaked toml for git repo https://github.com/karidamaszke/SortingAlgorithms written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/karidamaszke/SortingAlgorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 850b5e779d3960683a08b2f3e0a57cb6582696060579f3ca565a02a33c2f784c
[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" "850b5e779d3960683a08b2f3e0a57cb6582696060579f3ca565a02a33c2f784c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "850b5e779d3960683a08b2f3e0a57cb6582696060579f3ca565a02a33c2f784c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "850b5e779d3960683a08b2f3e0a57cb6582696060579f3ca565a02a33c2f784c", kill_on_drop: false }`
[INFO] [stdout] 850b5e779d3960683a08b2f3e0a57cb6582696060579f3ca565a02a33c2f784c
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c3d11b38a8c1ec69a69c57098402bd64c5c305ce6a8d60fe1c23221ccf0b72d
[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" "2c3d11b38a8c1ec69a69c57098402bd64c5c305ce6a8d60fe1c23221ccf0b72d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "2c3d11b38a8c1ec69a69c57098402bd64c5c305ce6a8d60fe1c23221ccf0b72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3d11b38a8c1ec69a69c57098402bd64c5c305ce6a8d60fe1c23221ccf0b72d", kill_on_drop: false }`
[INFO] [stdout] 2c3d11b38a8c1ec69a69c57098402bd64c5c305ce6a8d60fe1c23221ccf0b72d