[INFO] cloning repository https://github.com/knoby/heat_control
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knoby/heat_control" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknoby%2Fheat_control", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknoby%2Fheat_control'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7753ab8eb04f7d37c8ac8446101f2a446f9b7117
[INFO] checking knoby/heat_control against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknoby%2Fheat_control" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/knoby/heat_control on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/knoby/heat_control
[INFO] finished tweaking git repo https://github.com/knoby/heat_control
[INFO] tweaked toml for git repo https://github.com/knoby/heat_control written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/knoby/heat_control already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc-any v2.3.5
[INFO] [stderr]   Downloaded avr-std-stub v1.0.2
[INFO] [stderr]   Downloaded avr-device-macros v0.2.2
[INFO] [stderr]   Downloaded avr-device v0.2.2
[INFO] [stderr]   Downloaded hd44780-driver v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] b969bf0a04f4a323b762c3d8a3b84e76dbca878b9bb8861ce1796a607ce8dd4b
[INFO] running `Command { std: "docker" "start" "-a" "b969bf0a04f4a323b762c3d8a3b84e76dbca878b9bb8861ce1796a607ce8dd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b969bf0a04f4a323b762c3d8a3b84e76dbca878b9bb8861ce1796a607ce8dd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b969bf0a04f4a323b762c3d8a3b84e76dbca878b9bb8861ce1796a607ce8dd4b", kill_on_drop: false }`
[INFO] [stdout] b969bf0a04f4a323b762c3d8a3b84e76dbca878b9bb8861ce1796a607ce8dd4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] 1c495b6cb3ab0fbd671093c3168e250a9096d1593e72800a33d8a8b453aaaae9
[INFO] running `Command { std: "docker" "start" "-a" "1c495b6cb3ab0fbd671093c3168e250a9096d1593e72800a33d8a8b453aaaae9", kill_on_drop: false }`
[INFO] [stderr] error: "/opt/rustwide/rustup-home/toolchains/55b3f428b4fac6790b1e8492e0b91ff2d80aec7c/lib/rustlib/src/rust/Cargo.lock" does not exist, unable to build with the standard library, try:
[INFO] [stderr]         rustup component add rust-src
[INFO] running `Command { std: "docker" "inspect" "1c495b6cb3ab0fbd671093c3168e250a9096d1593e72800a33d8a8b453aaaae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c495b6cb3ab0fbd671093c3168e250a9096d1593e72800a33d8a8b453aaaae9", kill_on_drop: false }`
[INFO] [stdout] 1c495b6cb3ab0fbd671093c3168e250a9096d1593e72800a33d8a8b453aaaae9