[INFO] cloning repository https://github.com/jeftenunes/rustlings-resolutions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeftenunes/rustlings-resolutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeftenunes%2Frustlings-resolutions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeftenunes%2Frustlings-resolutions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03a211c264e65904cfcd7c1350109db66006fe33
[INFO] checking jeftenunes/rustlings-resolutions against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeftenunes%2Frustlings-resolutions" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeftenunes/rustlings-resolutions on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jeftenunes/rustlings-resolutions
[INFO] finished tweaking git repo https://github.com/jeftenunes/rustlings-resolutions
[INFO] tweaked toml for git repo https://github.com/jeftenunes/rustlings-resolutions written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/jeftenunes/rustlings-resolutions already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae7d2c04689ff1fd5683525a612c9d8f157009382f9e6b563e420b02c3f4dfb0
[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" "ae7d2c04689ff1fd5683525a612c9d8f157009382f9e6b563e420b02c3f4dfb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae7d2c04689ff1fd5683525a612c9d8f157009382f9e6b563e420b02c3f4dfb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae7d2c04689ff1fd5683525a612c9d8f157009382f9e6b563e420b02c3f4dfb0", kill_on_drop: false }`
[INFO] [stdout] ae7d2c04689ff1fd5683525a612c9d8f157009382f9e6b563e420b02c3f4dfb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5df9a0ea7d943531e49a529b052e04b5b7d236a6f5f9bf83f664280e9053b475
[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" "5df9a0ea7d943531e49a529b052e04b5b7d236a6f5f9bf83f664280e9053b475", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "5df9a0ea7d943531e49a529b052e04b5b7d236a6f5f9bf83f664280e9053b475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df9a0ea7d943531e49a529b052e04b5b7d236a6f5f9bf83f664280e9053b475", kill_on_drop: false }`
[INFO] [stdout] 5df9a0ea7d943531e49a529b052e04b5b7d236a6f5f9bf83f664280e9053b475