[INFO] cloning repository https://github.com/frenicth/find_next_sparse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frenicth/find_next_sparse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrenicth%2Ffind_next_sparse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrenicth%2Ffind_next_sparse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5b56e1435b4e64537af674f24c40b103a5a1b7d
[INFO] checking frenicth/find_next_sparse against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrenicth%2Ffind_next_sparse" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frenicth/find_next_sparse on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frenicth/find_next_sparse
[INFO] finished tweaking git repo https://github.com/frenicth/find_next_sparse
[INFO] tweaked toml for git repo https://github.com/frenicth/find_next_sparse written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/frenicth/find_next_sparse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 042594c8fe7e157387ce332c9d3b403f37654965a70c88dd8ea96874cdfb774e
[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" "042594c8fe7e157387ce332c9d3b403f37654965a70c88dd8ea96874cdfb774e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "042594c8fe7e157387ce332c9d3b403f37654965a70c88dd8ea96874cdfb774e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042594c8fe7e157387ce332c9d3b403f37654965a70c88dd8ea96874cdfb774e", kill_on_drop: false }`
[INFO] [stdout] 042594c8fe7e157387ce332c9d3b403f37654965a70c88dd8ea96874cdfb774e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 340a272efd74863063147befc5e7f4ac502afe533fdb8238f5b40c628504194b
[INFO] running `Command { std: "docker" "start" "-a" "340a272efd74863063147befc5e7f4ac502afe533fdb8238f5b40c628504194b", kill_on_drop: false }`
[INFO] [stderr]     Checking sparse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "340a272efd74863063147befc5e7f4ac502afe533fdb8238f5b40c628504194b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "340a272efd74863063147befc5e7f4ac502afe533fdb8238f5b40c628504194b", kill_on_drop: false }`
[INFO] [stdout] 340a272efd74863063147befc5e7f4ac502afe533fdb8238f5b40c628504194b