[INFO] fetching crate snowchains_proc_macros 0.2.1...
[INFO] checking snowchains_proc_macros-0.2.1 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate snowchains_proc_macros 0.2.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate snowchains_proc_macros 0.2.1 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snowchains_proc_macros 0.2.1
[INFO] finished tweaking crates.io crate snowchains_proc_macros 0.2.1
[INFO] tweaked toml for crates.io crate snowchains_proc_macros 0.2.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded if_chain v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 227e7de1b12d625c53a2f6ce97b8f1e0c41d4f2a066c0f3a797739cbfb7e014b
[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" "227e7de1b12d625c53a2f6ce97b8f1e0c41d4f2a066c0f3a797739cbfb7e014b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "227e7de1b12d625c53a2f6ce97b8f1e0c41d4f2a066c0f3a797739cbfb7e014b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227e7de1b12d625c53a2f6ce97b8f1e0c41d4f2a066c0f3a797739cbfb7e014b", kill_on_drop: false }`
[INFO] [stdout] 227e7de1b12d625c53a2f6ce97b8f1e0c41d4f2a066c0f3a797739cbfb7e014b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a23d6187bdfb4783133d2ea98ab59e853116988e0c8b5727bf40534f4afea57
[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" "7a23d6187bdfb4783133d2ea98ab59e853116988e0c8b5727bf40534f4afea57", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking heck v0.3.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking snowchains_proc_macros v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.60s
[INFO] running `Command { std: "docker" "inspect" "7a23d6187bdfb4783133d2ea98ab59e853116988e0c8b5727bf40534f4afea57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a23d6187bdfb4783133d2ea98ab59e853116988e0c8b5727bf40534f4afea57", kill_on_drop: false }`
[INFO] [stdout] 7a23d6187bdfb4783133d2ea98ab59e853116988e0c8b5727bf40534f4afea57