[INFO] fetching crate orbtk-tree 0.3.1-alpha3...
[INFO] checking orbtk-tree-0.3.1-alpha3 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate orbtk-tree 0.3.1-alpha3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate orbtk-tree 0.3.1-alpha3 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate orbtk-tree 0.3.1-alpha3
[INFO] finished tweaking crates.io crate orbtk-tree 0.3.1-alpha3
[INFO] tweaked toml for crates.io crate orbtk-tree 0.3.1-alpha3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ec2beac1cf7348a81865e4a217873f5126da56d4d7643687d0a2585a3da10ee
[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" "2ec2beac1cf7348a81865e4a217873f5126da56d4d7643687d0a2585a3da10ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ec2beac1cf7348a81865e4a217873f5126da56d4d7643687d0a2585a3da10ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec2beac1cf7348a81865e4a217873f5126da56d4d7643687d0a2585a3da10ee", kill_on_drop: false }`
[INFO] [stdout] 2ec2beac1cf7348a81865e4a217873f5126da56d4d7643687d0a2585a3da10ee
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] 10a2246a3e64d4cdcf0ec44c4235e55499bbade61648a74ce46993d0b787f6c5
[INFO] running `Command { std: "docker" "start" "-a" "10a2246a3e64d4cdcf0ec44c4235e55499bbade61648a74ce46993d0b787f6c5", kill_on_drop: false }`
[INFO] [stderr]     Checking dces v0.3.0
[INFO] [stderr]     Checking orbtk-tree v0.3.1-alpha3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "10a2246a3e64d4cdcf0ec44c4235e55499bbade61648a74ce46993d0b787f6c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a2246a3e64d4cdcf0ec44c4235e55499bbade61648a74ce46993d0b787f6c5", kill_on_drop: false }`
[INFO] [stdout] 10a2246a3e64d4cdcf0ec44c4235e55499bbade61648a74ce46993d0b787f6c5