[INFO] cloning repository https://github.com/HEnquist/rust-threadtesting
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HEnquist/rust-threadtesting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHEnquist%2Frust-threadtesting", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHEnquist%2Frust-threadtesting'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ef5c1b1c6d14c48fa38955a2c01bc106edeb1ea
[INFO] documenting HEnquist/rust-threadtesting against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHEnquist%2Frust-threadtesting" "/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/HEnquist/rust-threadtesting on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HEnquist/rust-threadtesting
[INFO] finished tweaking git repo https://github.com/HEnquist/rust-threadtesting
[INFO] tweaked toml for git repo https://github.com/HEnquist/rust-threadtesting written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/HEnquist/rust-threadtesting already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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" "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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 383f8f757640f3bdc2489ef380fc0228f7d6f59679442f5381a139b9b81d1d4b
[INFO] running `Command { std: "docker" "start" "-a" "383f8f757640f3bdc2489ef380fc0228f7d6f59679442f5381a139b9b81d1d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "383f8f757640f3bdc2489ef380fc0228f7d6f59679442f5381a139b9b81d1d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383f8f757640f3bdc2489ef380fc0228f7d6f59679442f5381a139b9b81d1d4b", kill_on_drop: false }`
[INFO] [stdout] 383f8f757640f3bdc2489ef380fc0228f7d6f59679442f5381a139b9b81d1d4b
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] f5c6f24b31e9289ceb3e823e61ed879a141aec8bc8abef1b6ee97ee14fa025e6
[INFO] running `Command { std: "docker" "start" "-a" "f5c6f24b31e9289ceb3e823e61ed879a141aec8bc8abef1b6ee97ee14fa025e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]  Documenting stopthread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `Command { std: "docker" "inspect" "f5c6f24b31e9289ceb3e823e61ed879a141aec8bc8abef1b6ee97ee14fa025e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c6f24b31e9289ceb3e823e61ed879a141aec8bc8abef1b6ee97ee14fa025e6", kill_on_drop: false }`
[INFO] [stdout] f5c6f24b31e9289ceb3e823e61ed879a141aec8bc8abef1b6ee97ee14fa025e6