[INFO] fetching crate gain-lep 0.1.1...
[INFO] checking gain-lep-0.1.1 against beta for pr-78714
[INFO] extracting crate gain-lep 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate gain-lep 0.1.1 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 gain-lep 0.1.1
[INFO] finished tweaking crates.io crate gain-lep 0.1.1
[INFO] tweaked toml for crates.io crate gain-lep 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] edd734c752141345ca15a94261a302644e1865bc6c503d77876f604829268ce4
[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" "edd734c752141345ca15a94261a302644e1865bc6c503d77876f604829268ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edd734c752141345ca15a94261a302644e1865bc6c503d77876f604829268ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edd734c752141345ca15a94261a302644e1865bc6c503d77876f604829268ce4", kill_on_drop: false }`
[INFO] [stdout] edd734c752141345ca15a94261a302644e1865bc6c503d77876f604829268ce4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 8b0d219419f2c3dd773518a63bde34b37c243a9c9475c099ecce693933ae33e9
[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" "8b0d219419f2c3dd773518a63bde34b37c243a9c9475c099ecce693933ae33e9", kill_on_drop: false }`
[INFO] [stderr]     Checking lep v0.4.4
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking gain v0.3.0
[INFO] [stderr]     Checking gain-lep v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "8b0d219419f2c3dd773518a63bde34b37c243a9c9475c099ecce693933ae33e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0d219419f2c3dd773518a63bde34b37c243a9c9475c099ecce693933ae33e9", kill_on_drop: false }`
[INFO] [stdout] 8b0d219419f2c3dd773518a63bde34b37c243a9c9475c099ecce693933ae33e9