[INFO] cloning repository https://github.com/dpapin1118/simple-backup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dpapin1118/simple-backup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpapin1118%2Fsimple-backup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpapin1118%2Fsimple-backup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6210d2a62ac97a0bdfee1bfe7ec75a64a72b7fca
[INFO] testing dpapin1118/simple-backup against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpapin1118%2Fsimple-backup" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dpapin1118/simple-backup on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dpapin1118/simple-backup
[INFO] finished tweaking git repo https://github.com/dpapin1118/simple-backup
[INFO] tweaked toml for git repo https://github.com/dpapin1118/simple-backup written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/dpapin1118/simple-backup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subprocess v0.2.4
[INFO] [stderr]   Downloaded serde_yaml v0.8.11
[INFO] [stderr]   Downloaded unindent v0.1.5
[INFO] [stderr]   Downloaded obfstr v0.1.1
[INFO] [stderr]   Downloaded obfstr-impl v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88210b35b99bca6beb772151f6f545f85dd0349f66bebe4ece5f93d04a66140f
[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" "88210b35b99bca6beb772151f6f545f85dd0349f66bebe4ece5f93d04a66140f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88210b35b99bca6beb772151f6f545f85dd0349f66bebe4ece5f93d04a66140f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88210b35b99bca6beb772151f6f545f85dd0349f66bebe4ece5f93d04a66140f", kill_on_drop: false }`
[INFO] [stdout] 88210b35b99bca6beb772151f6f545f85dd0349f66bebe4ece5f93d04a66140f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--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] e4fcd677255e294cfa97b568855316eb1d6db481e15223fac20a965d173ae646
[INFO] running `Command { std: "docker" "start" "-a" "e4fcd677255e294cfa97b568855316eb1d6db481e15223fac20a965d173ae646", kill_on_drop: false }`
[INFO] [stderr]    Compiling obfstr v0.1.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling subprocess v0.2.4
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr] error: Cannot set `RUSTC_BOOTSTRAP=1` from build script of `obfstr v0.1.1`.
[INFO] [stderr] note: Crates cannot set `RUSTC_BOOTSTRAP` themselves, as doing so would subvert the stability guarantees of Rust for your project.
[INFO] [stderr] help: If you're sure you want to do this in your project, set the environment variable `RUSTC_BOOTSTRAP=obfstr` before running cargo instead.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e4fcd677255e294cfa97b568855316eb1d6db481e15223fac20a965d173ae646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fcd677255e294cfa97b568855316eb1d6db481e15223fac20a965d173ae646", kill_on_drop: false }`
[INFO] [stdout] e4fcd677255e294cfa97b568855316eb1d6db481e15223fac20a965d173ae646