[INFO] fetching crate derive_state_machine_future 0.2.0...
[INFO] checking derive_state_machine_future-0.2.0 against try#1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73 for pr-78461
[INFO] extracting crate derive_state_machine_future 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate derive_state_machine_future 0.2.0 on toolchain 1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate derive_state_machine_future 0.2.0
[INFO] finished tweaking crates.io crate derive_state_machine_future 0.2.0
[INFO] tweaked toml for crates.io crate derive_state_machine_future 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "metadata" "--no-deps" "--format-version=1", 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] ecb9403e4e4aa3c1d048d1dfa6cd48dbcb7bf0d5ad91929668dd7e49bf8a75de
[INFO] running `Command { std: "docker" "start" "-a" "ecb9403e4e4aa3c1d048d1dfa6cd48dbcb7bf0d5ad91929668dd7e49bf8a75de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecb9403e4e4aa3c1d048d1dfa6cd48dbcb7bf0d5ad91929668dd7e49bf8a75de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb9403e4e4aa3c1d048d1dfa6cd48dbcb7bf0d5ad91929668dd7e49bf8a75de", kill_on_drop: false }`
[INFO] [stdout] ecb9403e4e4aa3c1d048d1dfa6cd48dbcb7bf0d5ad91929668dd7e49bf8a75de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "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] e057ca6bca7ef31c0e539ce29f6b39447e9688b4d2665861da94a44f4dddd5a8
[INFO] running `Command { std: "docker" "start" "-a" "e057ca6bca7ef31c0e539ce29f6b39447e9688b4d2665861da94a44f4dddd5a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking darling_core v0.8.6
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]     Checking darling v0.8.6
[INFO] [stderr]     Checking derive_state_machine_future v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.44s
[INFO] running `Command { std: "docker" "inspect" "e057ca6bca7ef31c0e539ce29f6b39447e9688b4d2665861da94a44f4dddd5a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e057ca6bca7ef31c0e539ce29f6b39447e9688b4d2665861da94a44f4dddd5a8", kill_on_drop: false }`
[INFO] [stdout] e057ca6bca7ef31c0e539ce29f6b39447e9688b4d2665861da94a44f4dddd5a8