[INFO] crate smol-potat-derive 0.1.0 is already in cache
[INFO] checking smol-potat-derive-0.1.0 against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627
[INFO] extracting crate smol-potat-derive 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate smol-potat-derive 0.1.0 on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smol-potat-derive 0.1.0
[INFO] finished tweaking crates.io crate smol-potat-derive 0.1.0
[INFO] tweaked toml for crates.io crate smol-potat-derive 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fac043d859a2ef3706c7bbaef2f8014ee5b1afeb315b4f88a12391cf8f650b7b
[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" "fac043d859a2ef3706c7bbaef2f8014ee5b1afeb315b4f88a12391cf8f650b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fac043d859a2ef3706c7bbaef2f8014ee5b1afeb315b4f88a12391cf8f650b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac043d859a2ef3706c7bbaef2f8014ee5b1afeb315b4f88a12391cf8f650b7b", kill_on_drop: false }`
[INFO] [stdout] fac043d859a2ef3706c7bbaef2f8014ee5b1afeb315b4f88a12391cf8f650b7b
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "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] 0c4bf1469ebfb3dde985becfbcf94ba64cd0ebe0a6bd242cd6b2da9d5b0aeb9e
[INFO] running `Command { std: "docker" "start" "-a" "0c4bf1469ebfb3dde985becfbcf94ba64cd0ebe0a6bd242cd6b2da9d5b0aeb9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.36
[INFO] [stderr]     Checking smol-potat-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.26s
[INFO] running `Command { std: "docker" "inspect" "0c4bf1469ebfb3dde985becfbcf94ba64cd0ebe0a6bd242cd6b2da9d5b0aeb9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4bf1469ebfb3dde985becfbcf94ba64cd0ebe0a6bd242cd6b2da9d5b0aeb9e", kill_on_drop: false }`
[INFO] [stdout] 0c4bf1469ebfb3dde985becfbcf94ba64cd0ebe0a6bd242cd6b2da9d5b0aeb9e