[INFO] fetching crate netxclient 0.1.7...
[INFO] checking netxclient-0.1.7 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate netxclient 0.1.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate netxclient 0.1.7 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 netxclient 0.1.7
[INFO] finished tweaking crates.io crate netxclient 0.1.7
[INFO] tweaked toml for crates.io crate netxclient 0.1.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate netxclient 0.1.7 already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 48dd8fac8006762ee81795fa95345ec8ee2bd074b653439bf3e16c04de512951
[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" "48dd8fac8006762ee81795fa95345ec8ee2bd074b653439bf3e16c04de512951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48dd8fac8006762ee81795fa95345ec8ee2bd074b653439bf3e16c04de512951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48dd8fac8006762ee81795fa95345ec8ee2bd074b653439bf3e16c04de512951", kill_on_drop: false }`
[INFO] [stdout] 48dd8fac8006762ee81795fa95345ec8ee2bd074b653439bf3e16c04de512951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4b8fb8c0df2e770f7562a11762c5992bc4cc8d4895371f3215f7c27688112c0
[INFO] running `Command { std: "docker" "start" "-a" "c4b8fb8c0df2e770f7562a11762c5992bc4cc8d4895371f3215f7c27688112c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking futures-micro v0.3.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]    Compiling paste v1.0.3
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.0.2
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking async-oneshot v0.4.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]    Compiling proc_macro_roids v0.7.0
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling aqueue_trait v0.1.0
[INFO] [stderr]    Compiling netxbuilder v0.2.0
[INFO] [stderr]     Checking aqueue v0.3.2
[INFO] [stderr]     Checking tcpclient v0.3.2
[INFO] [stderr]     Checking rmp-serde v0.15.4
[INFO] [stderr]     Checking data-rw v0.3.0
[INFO] [stderr]     Checking netxclient v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.64s
[INFO] running `Command { std: "docker" "inspect" "c4b8fb8c0df2e770f7562a11762c5992bc4cc8d4895371f3215f7c27688112c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b8fb8c0df2e770f7562a11762c5992bc4cc8d4895371f3215f7c27688112c0", kill_on_drop: false }`
[INFO] [stdout] c4b8fb8c0df2e770f7562a11762c5992bc4cc8d4895371f3215f7c27688112c0