[INFO] fetching crate netxserver 0.2.4...
[INFO] checking netxserver-0.2.4 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate netxserver 0.2.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate netxserver 0.2.4 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netxserver 0.2.4
[INFO] finished tweaking crates.io crate netxserver 0.2.4
[INFO] tweaked toml for crates.io crate netxserver 0.2.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate netxserver 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v1.4.0
[INFO] [stderr]   Downloaded rmp v0.8.10
[INFO] [stderr]   Downloaded data-rw v0.3.0
[INFO] [stderr]   Downloaded rmp-serde v0.15.4
[INFO] [stderr]   Downloaded async-oneshot v0.4.2
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.21
[INFO] [stderr]   Downloaded async-oneshot v0.5.0
[INFO] [stderr]   Downloaded aqueue_trait v0.1.0
[INFO] [stderr]   Downloaded bytes v0.6.0
[INFO] [stderr]   Downloaded proc_macro_roids v0.7.0
[INFO] [stderr]   Downloaded futures-micro v0.3.1
[INFO] [stderr]   Downloaded netxbuilder v0.2.0
[INFO] [stderr]   Downloaded data-rw v0.2.4
[INFO] [stderr]   Downloaded futures-micro v0.5.0
[INFO] [stderr]   Downloaded aqueue v0.4.0
[INFO] [stderr]   Downloaded tcpserver v0.4.1
[INFO] [stderr]   Downloaded mimalloc v0.1.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe04ea21c8b842542610819c8f5d625353146adc37404b156e293225ff630ae5
[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" "fe04ea21c8b842542610819c8f5d625353146adc37404b156e293225ff630ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe04ea21c8b842542610819c8f5d625353146adc37404b156e293225ff630ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe04ea21c8b842542610819c8f5d625353146adc37404b156e293225ff630ae5", kill_on_drop: false }`
[INFO] [stdout] fe04ea21c8b842542610819c8f5d625353146adc37404b156e293225ff630ae5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0ee7200696c3883c1665120026383aea81bc652f14e9b198f12feaa5b0bd666
[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" "a0ee7200696c3883c1665120026383aea81bc652f14e9b198f12feaa5b0bd666", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking futures-micro v0.3.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking futures-micro v0.5.0
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.21
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking async-oneshot v0.4.2
[INFO] [stderr]     Checking async-oneshot v0.5.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking mimalloc v0.1.25
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]    Compiling proc_macro_roids v0.7.0
[INFO] [stderr]    Compiling aqueue_trait v0.1.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling netxbuilder v0.2.0
[INFO] [stderr]     Checking aqueue v0.4.0
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking rmp-serde v0.15.4
[INFO] [stderr]     Checking data-rw v0.2.4
[INFO] [stderr]     Checking tcpserver v0.4.1
[INFO] [stderr]     Checking data-rw v0.3.0
[INFO] [stderr]     Checking netxserver v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.67s
[INFO] running `Command { std: "docker" "inspect" "a0ee7200696c3883c1665120026383aea81bc652f14e9b198f12feaa5b0bd666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ee7200696c3883c1665120026383aea81bc652f14e9b198f12feaa5b0bd666", kill_on_drop: false }`
[INFO] [stdout] a0ee7200696c3883c1665120026383aea81bc652f14e9b198f12feaa5b0bd666