[INFO] fetching crate derive_wrapper 0.1.7...
[INFO] checking derive_wrapper-0.1.7 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate derive_wrapper 0.1.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate derive_wrapper 0.1.7 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate derive_wrapper 0.1.7
[INFO] finished tweaking crates.io crate derive_wrapper 0.1.7
[INFO] tweaked toml for crates.io crate derive_wrapper 0.1.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate derive_wrapper 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6af79a03163913c6063cefb88c5e1d5396a7858812615051b283cc38bf74d5fe
[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" "6af79a03163913c6063cefb88c5e1d5396a7858812615051b283cc38bf74d5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6af79a03163913c6063cefb88c5e1d5396a7858812615051b283cc38bf74d5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af79a03163913c6063cefb88c5e1d5396a7858812615051b283cc38bf74d5fe", kill_on_drop: false }`
[INFO] [stdout] 6af79a03163913c6063cefb88c5e1d5396a7858812615051b283cc38bf74d5fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] aadeadbfd3c74f7e3ff9357c94b6e7bb5cfcb779cbf41d97bbf5a44d4a497f80
[INFO] running `Command { std: "docker" "start" "-a" "aadeadbfd3c74f7e3ff9357c94b6e7bb5cfcb779cbf41d97bbf5a44d4a497f80", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking derive_wrapper v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.73s
[INFO] running `Command { std: "docker" "inspect" "aadeadbfd3c74f7e3ff9357c94b6e7bb5cfcb779cbf41d97bbf5a44d4a497f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aadeadbfd3c74f7e3ff9357c94b6e7bb5cfcb779cbf41d97bbf5a44d4a497f80", kill_on_drop: false }`
[INFO] [stdout] aadeadbfd3c74f7e3ff9357c94b6e7bb5cfcb779cbf41d97bbf5a44d4a497f80