[INFO] fetching crate iref-enum 1.1.0...
[INFO] checking iref-enum-1.1.0 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] extracting crate iref-enum 1.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate iref-enum 1.1.0 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iref-enum 1.1.0
[INFO] finished tweaking crates.io crate iref-enum 1.1.0
[INFO] tweaked toml for crates.io crate iref-enum 1.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate iref-enum 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c93bf7e34360d9cee492a2c19d3fd1218729a7f2b1df3dcd9ccf17e6793b45b7
[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" "c93bf7e34360d9cee492a2c19d3fd1218729a7f2b1df3dcd9ccf17e6793b45b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c93bf7e34360d9cee492a2c19d3fd1218729a7f2b1df3dcd9ccf17e6793b45b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93bf7e34360d9cee492a2c19d3fd1218729a7f2b1df3dcd9ccf17e6793b45b7", kill_on_drop: false }`
[INFO] [stdout] c93bf7e34360d9cee492a2c19d3fd1218729a7f2b1df3dcd9ccf17e6793b45b7
[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" "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b53f7b369d7365bea12dc4eb9850a886475d1bcb0ee7e320a6a61cac5d26813
[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" "1b53f7b369d7365bea12dc4eb9850a886475d1bcb0ee7e320a6a61cac5d26813", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling iref v1.1.5
[INFO] [stderr]    Compiling static-iref v1.0.0
[INFO] [stderr]     Checking quote v1.0.3
[INFO] [stderr]     Checking iref-enum v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.93s
[INFO] running `Command { std: "docker" "inspect" "1b53f7b369d7365bea12dc4eb9850a886475d1bcb0ee7e320a6a61cac5d26813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b53f7b369d7365bea12dc4eb9850a886475d1bcb0ee7e320a6a61cac5d26813", kill_on_drop: false }`
[INFO] [stdout] 1b53f7b369d7365bea12dc4eb9850a886475d1bcb0ee7e320a6a61cac5d26813