[INFO] fetching crate tcpserver 0.3.10...
[INFO] checking tcpserver-0.3.10 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate tcpserver 0.3.10 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tcpserver 0.3.10 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tcpserver 0.3.10
[INFO] finished tweaking crates.io crate tcpserver 0.3.10
[INFO] tweaked toml for crates.io crate tcpserver 0.3.10 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eec4b5478f31d7b679e9cbe3a20ad4f96f954a9c25eccad4e81b061877cddec
[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" "1eec4b5478f31d7b679e9cbe3a20ad4f96f954a9c25eccad4e81b061877cddec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eec4b5478f31d7b679e9cbe3a20ad4f96f954a9c25eccad4e81b061877cddec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eec4b5478f31d7b679e9cbe3a20ad4f96f954a9c25eccad4e81b061877cddec", kill_on_drop: false }`
[INFO] [stdout] 1eec4b5478f31d7b679e9cbe3a20ad4f96f954a9c25eccad4e81b061877cddec
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aaeb443fef80bd9a4058cd0f8a9d987369286a1a94025e18ecc352d756731058
[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" "aaeb443fef80bd9a4058cd0f8a9d987369286a1a94025e18ecc352d756731058", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking futures-micro v0.3.1
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking memchr v2.3.4
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking async-oneshot v0.4.2
[INFO] [stderr]     Checking data-rw v0.2.4
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling aqueue_trait v0.1.0
[INFO] [stderr]     Checking aqueue v0.3.4
[INFO] [stderr]     Checking tcpserver v0.3.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.71s
[INFO] running `Command { std: "docker" "inspect" "aaeb443fef80bd9a4058cd0f8a9d987369286a1a94025e18ecc352d756731058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaeb443fef80bd9a4058cd0f8a9d987369286a1a94025e18ecc352d756731058", kill_on_drop: false }`
[INFO] [stdout] aaeb443fef80bd9a4058cd0f8a9d987369286a1a94025e18ecc352d756731058