[INFO] cloning repository https://github.com/himanoa-sandbox/pulldown_cmark_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/himanoa-sandbox/pulldown_cmark_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhimanoa-sandbox%2Fpulldown_cmark_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhimanoa-sandbox%2Fpulldown_cmark_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f726a5136937e19a1ca0fd7b56e0f0fba4519d8
[INFO] checking himanoa-sandbox/pulldown_cmark_playground against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhimanoa-sandbox%2Fpulldown_cmark_playground" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/himanoa-sandbox/pulldown_cmark_playground on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/himanoa-sandbox/pulldown_cmark_playground
[INFO] finished tweaking git repo https://github.com/himanoa-sandbox/pulldown_cmark_playground
[INFO] tweaked toml for git repo https://github.com/himanoa-sandbox/pulldown_cmark_playground written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/himanoa-sandbox/pulldown_cmark_playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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] 2e36ec8f4f73c4ffb82e4cd8dc4fea1f07e31cb0c26bc7a14f93489889a5e060
[INFO] running `Command { std: "docker" "start" "-a" "2e36ec8f4f73c4ffb82e4cd8dc4fea1f07e31cb0c26bc7a14f93489889a5e060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e36ec8f4f73c4ffb82e4cd8dc4fea1f07e31cb0c26bc7a14f93489889a5e060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e36ec8f4f73c4ffb82e4cd8dc4fea1f07e31cb0c26bc7a14f93489889a5e060", kill_on_drop: false }`
[INFO] [stdout] 2e36ec8f4f73c4ffb82e4cd8dc4fea1f07e31cb0c26bc7a14f93489889a5e060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29c33a2d0b5aefef6f4a98b6298a4284551b5f0ed0acb1bcd7c5d3446846620e
[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" "29c33a2d0b5aefef6f4a98b6298a4284551b5f0ed0acb1bcd7c5d3446846620e", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking pulldown_cmark_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "29c33a2d0b5aefef6f4a98b6298a4284551b5f0ed0acb1bcd7c5d3446846620e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c33a2d0b5aefef6f4a98b6298a4284551b5f0ed0acb1bcd7c5d3446846620e", kill_on_drop: false }`
[INFO] [stdout] 29c33a2d0b5aefef6f4a98b6298a4284551b5f0ed0acb1bcd7c5d3446846620e