[INFO] fetching crate futures-core-preview 0.3.0-alpha.19...
[INFO] checking futures-core-preview-0.3.0-alpha.19 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate futures-core-preview 0.3.0-alpha.19 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate futures-core-preview 0.3.0-alpha.19 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-core-preview 0.3.0-alpha.19
[INFO] finished tweaking crates.io crate futures-core-preview 0.3.0-alpha.19
[INFO] tweaked toml for crates.io crate futures-core-preview 0.3.0-alpha.19 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdd135ad97bc23d800a7578bf4feeac4dc49e11d2c1e458bbfcd1f56a3b58431
[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" "fdd135ad97bc23d800a7578bf4feeac4dc49e11d2c1e458bbfcd1f56a3b58431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdd135ad97bc23d800a7578bf4feeac4dc49e11d2c1e458bbfcd1f56a3b58431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd135ad97bc23d800a7578bf4feeac4dc49e11d2c1e458bbfcd1f56a3b58431", kill_on_drop: false }`
[INFO] [stdout] fdd135ad97bc23d800a7578bf4feeac4dc49e11d2c1e458bbfcd1f56a3b58431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8d4e7efd7b10d23549a1c3d9d5afcbe3ae3ab1398bfbc3f2db3896f1310d13c
[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" "e8d4e7efd7b10d23549a1c3d9d5afcbe3ae3ab1398bfbc3f2db3896f1310d13c", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "e8d4e7efd7b10d23549a1c3d9d5afcbe3ae3ab1398bfbc3f2db3896f1310d13c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8d4e7efd7b10d23549a1c3d9d5afcbe3ae3ab1398bfbc3f2db3896f1310d13c", kill_on_drop: false }`
[INFO] [stdout] e8d4e7efd7b10d23549a1c3d9d5afcbe3ae3ab1398bfbc3f2db3896f1310d13c
