[INFO] fetching crate memcached-rs 0.4.2...
[INFO] checking memcached-rs-0.4.2 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate memcached-rs 0.4.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate memcached-rs 0.4.2 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memcached-rs 0.4.2
[INFO] finished tweaking crates.io crate memcached-rs 0.4.2
[INFO] tweaked toml for crates.io crate memcached-rs 0.4.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate memcached-rs 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79af6215b4f13b26f0bf727bfc8a90ab6f05c077f2270b2e5315b0e8889fe7c0
[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" "79af6215b4f13b26f0bf727bfc8a90ab6f05c077f2270b2e5315b0e8889fe7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79af6215b4f13b26f0bf727bfc8a90ab6f05c077f2270b2e5315b0e8889fe7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79af6215b4f13b26f0bf727bfc8a90ab6f05c077f2270b2e5315b0e8889fe7c0", kill_on_drop: false }`
[INFO] [stdout] 79af6215b4f13b26f0bf727bfc8a90ab6f05c077f2270b2e5315b0e8889fe7c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bbc172800e08c20a73123ed79ceccfba30f056522d1e99d43758bb7aab9c6a5
[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" "1bbc172800e08c20a73123ed79ceccfba30f056522d1e99d43758bb7aab9c6a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking ucd-util v0.1.2
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking conhash v0.4.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking memcached-rs v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.06s
[INFO] running `Command { std: "docker" "inspect" "1bbc172800e08c20a73123ed79ceccfba30f056522d1e99d43758bb7aab9c6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bbc172800e08c20a73123ed79ceccfba30f056522d1e99d43758bb7aab9c6a5", kill_on_drop: false }`
[INFO] [stdout] 1bbc172800e08c20a73123ed79ceccfba30f056522d1e99d43758bb7aab9c6a5