[INFO] fetching crate lindenmayer-system 0.3.1...
[INFO] checking lindenmayer-system-0.3.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate lindenmayer-system 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate lindenmayer-system 0.3.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lindenmayer-system 0.3.1
[INFO] finished tweaking crates.io crate lindenmayer-system 0.3.1
[INFO] tweaked toml for crates.io crate lindenmayer-system 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fadeb302b0896c5328eb216e7bd1c66cd032f31d98e14915e54413a7ee1300de
[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" "fadeb302b0896c5328eb216e7bd1c66cd032f31d98e14915e54413a7ee1300de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fadeb302b0896c5328eb216e7bd1c66cd032f31d98e14915e54413a7ee1300de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fadeb302b0896c5328eb216e7bd1c66cd032f31d98e14915e54413a7ee1300de", kill_on_drop: false }`
[INFO] [stdout] fadeb302b0896c5328eb216e7bd1c66cd032f31d98e14915e54413a7ee1300de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 785994cf11bd201fe2bf27635fd7a787f4bde39fe7ddbfc1f17fcdbcc18b3150
[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" "785994cf11bd201fe2bf27635fd7a787f4bde39fe7ddbfc1f17fcdbcc18b3150", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking asexp v0.3.2
[INFO] [stderr]     Checking turtle-graphics v0.1.2
[INFO] [stderr]     Checking expression v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking lindenmayer-system v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking expression-num v0.2.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.31s
[INFO] running `Command { std: "docker" "inspect" "785994cf11bd201fe2bf27635fd7a787f4bde39fe7ddbfc1f17fcdbcc18b3150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "785994cf11bd201fe2bf27635fd7a787f4bde39fe7ddbfc1f17fcdbcc18b3150", kill_on_drop: false }`
[INFO] [stdout] 785994cf11bd201fe2bf27635fd7a787f4bde39fe7ddbfc1f17fcdbcc18b3150