[INFO] fetching crate nut-client 0.0.4...
[INFO] checking nut-client-0.0.4 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate nut-client 0.0.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nut-client 0.0.4 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nut-client 0.0.4
[INFO] finished tweaking crates.io crate nut-client 0.0.4
[INFO] tweaked toml for crates.io crate nut-client 0.0.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate nut-client 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf21b37d02c4c6daa7c9f5d422c1b905c0db28b4c3784b74f0a1146fc3e4f841
[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" "cf21b37d02c4c6daa7c9f5d422c1b905c0db28b4c3784b74f0a1146fc3e4f841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf21b37d02c4c6daa7c9f5d422c1b905c0db28b4c3784b74f0a1146fc3e4f841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf21b37d02c4c6daa7c9f5d422c1b905c0db28b4c3784b74f0a1146fc3e4f841", kill_on_drop: false }`
[INFO] [stdout] cf21b37d02c4c6daa7c9f5d422c1b905c0db28b4c3784b74f0a1146fc3e4f841
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca35ed84b52659889a4d3e5cf7c2f4ea44d3ed10b61adb1af7fbb71c7fd8a0b1
[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" "ca35ed84b52659889a4d3e5cf7c2f4ea44d3ed10b61adb1af7fbb71c7fd8a0b1", kill_on_drop: false }`
[INFO] [stderr]     Checking nut-client v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "ca35ed84b52659889a4d3e5cf7c2f4ea44d3ed10b61adb1af7fbb71c7fd8a0b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca35ed84b52659889a4d3e5cf7c2f4ea44d3ed10b61adb1af7fbb71c7fd8a0b1", kill_on_drop: false }`
[INFO] [stdout] ca35ed84b52659889a4d3e5cf7c2f4ea44d3ed10b61adb1af7fbb71c7fd8a0b1