[INFO] fetching crate rvstruct 0.2.3...
[INFO] checking rvstruct-0.2.3 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate rvstruct 0.2.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rvstruct 0.2.3 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rvstruct 0.2.3
[INFO] finished tweaking crates.io crate rvstruct 0.2.3
[INFO] tweaked toml for crates.io crate rvstruct 0.2.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rvs_derive v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 15d42f4840b51af6475eb97fac91391685e54c3c8b084a929409a86e56fd3364
[INFO] running `Command { std: "docker" "start" "-a" "15d42f4840b51af6475eb97fac91391685e54c3c8b084a929409a86e56fd3364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15d42f4840b51af6475eb97fac91391685e54c3c8b084a929409a86e56fd3364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d42f4840b51af6475eb97fac91391685e54c3c8b084a929409a86e56fd3364", kill_on_drop: false }`
[INFO] [stdout] 15d42f4840b51af6475eb97fac91391685e54c3c8b084a929409a86e56fd3364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e986c62e3608ad620cfc4886bd4281c9d7461640daaf5f66d5a2ab9de327531
[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" "4e986c62e3608ad620cfc4886bd4281c9d7461640daaf5f66d5a2ab9de327531", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling rvs_derive v0.2.3
[INFO] [stderr]     Checking rvstruct v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.39s
[INFO] running `Command { std: "docker" "inspect" "4e986c62e3608ad620cfc4886bd4281c9d7461640daaf5f66d5a2ab9de327531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e986c62e3608ad620cfc4886bd4281c9d7461640daaf5f66d5a2ab9de327531", kill_on_drop: false }`
[INFO] [stdout] 4e986c62e3608ad620cfc4886bd4281c9d7461640daaf5f66d5a2ab9de327531