[INFO] fetching crate overIDE 999999999.999999999.999999999...
[INFO] checking overIDE-999999999.999999999.999999999 against beta for pr-78714
[INFO] extracting crate overIDE 999999999.999999999.999999999 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate overIDE 999999999.999999999.999999999 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate overIDE 999999999.999999999.999999999
[INFO] finished tweaking crates.io crate overIDE 999999999.999999999.999999999
[INFO] tweaked toml for crates.io crate overIDE 999999999.999999999.999999999 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate overIDE 999999999.999999999.999999999 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90f9a758f164d2690783b1f094ac95212eb5b4d3d1034ca12122c1cf1e9341ea
[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" "90f9a758f164d2690783b1f094ac95212eb5b4d3d1034ca12122c1cf1e9341ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90f9a758f164d2690783b1f094ac95212eb5b4d3d1034ca12122c1cf1e9341ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90f9a758f164d2690783b1f094ac95212eb5b4d3d1034ca12122c1cf1e9341ea", kill_on_drop: false }`
[INFO] [stdout] 90f9a758f164d2690783b1f094ac95212eb5b4d3d1034ca12122c1cf1e9341ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9da3de4f35090ec09197251cfbce0743d17021a9d57c258edf7f90fc02ae832
[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" "f9da3de4f35090ec09197251cfbce0743d17021a9d57c258edf7f90fc02ae832", kill_on_drop: false }`
[INFO] [stderr]     Checking overIDE v999999999.999999999.999999999 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `overIDE` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `over_ide`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `overIDE` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `over_ide`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f9da3de4f35090ec09197251cfbce0743d17021a9d57c258edf7f90fc02ae832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9da3de4f35090ec09197251cfbce0743d17021a9d57c258edf7f90fc02ae832", kill_on_drop: false }`
[INFO] [stdout] f9da3de4f35090ec09197251cfbce0743d17021a9d57c258edf7f90fc02ae832