[INFO] fetching crate caret 0.0.0...
[INFO] building caret-0.0.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate caret 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate caret 0.0.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caret 0.0.0
[INFO] finished tweaking crates.io crate caret 0.0.0
[INFO] tweaked toml for crates.io crate caret 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a90398cc5e5dcea6a74ece1ad4be9ecc5e62728789542ffbf49e6f902c87c9e
[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" "6a90398cc5e5dcea6a74ece1ad4be9ecc5e62728789542ffbf49e6f902c87c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a90398cc5e5dcea6a74ece1ad4be9ecc5e62728789542ffbf49e6f902c87c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a90398cc5e5dcea6a74ece1ad4be9ecc5e62728789542ffbf49e6f902c87c9e", kill_on_drop: false }`
[INFO] [stdout] 6a90398cc5e5dcea6a74ece1ad4be9ecc5e62728789542ffbf49e6f902c87c9e
[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 -Zprofile-closures" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7615cc83b0ba282cdd9cbe8d780d2d8be5aedf610e3478292b087127902866e0
[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" "7615cc83b0ba282cdd9cbe8d780d2d8be5aedf610e3478292b087127902866e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling caret v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "7615cc83b0ba282cdd9cbe8d780d2d8be5aedf610e3478292b087127902866e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7615cc83b0ba282cdd9cbe8d780d2d8be5aedf610e3478292b087127902866e0", kill_on_drop: false }`
[INFO] [stdout] 7615cc83b0ba282cdd9cbe8d780d2d8be5aedf610e3478292b087127902866e0
[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 -Zprofile-closures" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10f848dc3541165da08a6aaf76ce15c1634b91493cfc852d8eeb399e4051d829
[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" "10f848dc3541165da08a6aaf76ce15c1634b91493cfc852d8eeb399e4051d829", kill_on_drop: false }`
[INFO] [stderr]    Compiling caret v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] SG_CR_Eslkdjf: example_int, (459a90d0e842b691, 8dc44bf3eae1edc8), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: example_int, (b59bf53a202678ea, afd805c4ec4b0646), 0, 0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "10f848dc3541165da08a6aaf76ce15c1634b91493cfc852d8eeb399e4051d829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f848dc3541165da08a6aaf76ce15c1634b91493cfc852d8eeb399e4051d829", kill_on_drop: false }`
[INFO] [stdout] 10f848dc3541165da08a6aaf76ce15c1634b91493cfc852d8eeb399e4051d829