[INFO] fetching crate c2bpp 1.0.3...
[INFO] checking c2bpp-1.0.3 against 1.55.0 for beta-1.56-3
[INFO] extracting crate c2bpp 1.0.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate c2bpp 1.0.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c2bpp 1.0.3
[INFO] finished tweaking crates.io crate c2bpp 1.0.3
[INFO] tweaked toml for crates.io crate c2bpp 1.0.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate c2bpp 1.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "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] 7bbdc0fcd080cbe8f17b195f309c4338478bdafb55c71dde34a9132ec814c5ca
[INFO] running `Command { std: "docker" "start" "-a" "7bbdc0fcd080cbe8f17b195f309c4338478bdafb55c71dde34a9132ec814c5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bbdc0fcd080cbe8f17b195f309c4338478bdafb55c71dde34a9132ec814c5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bbdc0fcd080cbe8f17b195f309c4338478bdafb55c71dde34a9132ec814c5ca", kill_on_drop: false }`
[INFO] [stdout] 7bbdc0fcd080cbe8f17b195f309c4338478bdafb55c71dde34a9132ec814c5ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2029c9dccebcba3f08755fc8ac54f7e5c06491bc5dbefe08ad316b15fb8b8823
[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" "2029c9dccebcba3f08755fc8ac54f7e5c06491bc5dbefe08ad316b15fb8b8823", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking c2bpp v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.41s
[INFO] running `Command { std: "docker" "inspect" "2029c9dccebcba3f08755fc8ac54f7e5c06491bc5dbefe08ad316b15fb8b8823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2029c9dccebcba3f08755fc8ac54f7e5c06491bc5dbefe08ad316b15fb8b8823", kill_on_drop: false }`
[INFO] [stdout] 2029c9dccebcba3f08755fc8ac54f7e5c06491bc5dbefe08ad316b15fb8b8823
