[INFO] fetching crate nng-sys 1.4.0-rc.0...
[INFO] testing nng-sys-1.4.0-rc.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nng-sys 1.4.0-rc.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nng-sys 1.4.0-rc.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nng-sys 1.4.0-rc.0
[INFO] finished tweaking crates.io crate nng-sys 1.4.0-rc.0
[INFO] tweaked toml for crates.io crate nng-sys 1.4.0-rc.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d3e65ed905649fce96e9c1acae1bd973ff36ef72d4a77ef534fee0f2a28cdbd
[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" "6d3e65ed905649fce96e9c1acae1bd973ff36ef72d4a77ef534fee0f2a28cdbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d3e65ed905649fce96e9c1acae1bd973ff36ef72d4a77ef534fee0f2a28cdbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3e65ed905649fce96e9c1acae1bd973ff36ef72d4a77ef534fee0f2a28cdbd", kill_on_drop: false }`
[INFO] [stdout] 6d3e65ed905649fce96e9c1acae1bd973ff36ef72d4a77ef534fee0f2a28cdbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--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] bb1352cd468368034b0316784b3852ea883fea7b6c4888f035335c205e717523
[INFO] running `Command { std: "docker" "start" "-a" "bb1352cd468368034b0316784b3852ea883fea7b6c4888f035335c205e717523", kill_on_drop: false }`
[INFO] [stderr]    Compiling nng-sys v1.4.0-rc.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.42s
[INFO] running `Command { std: "docker" "inspect" "bb1352cd468368034b0316784b3852ea883fea7b6c4888f035335c205e717523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1352cd468368034b0316784b3852ea883fea7b6c4888f035335c205e717523", kill_on_drop: false }`
[INFO] [stdout] bb1352cd468368034b0316784b3852ea883fea7b6c4888f035335c205e717523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] defc4d1435b58806cdcefc70e01a97a7bc225e9d5e9ded3d8f88f0a55a374d50
[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" "defc4d1435b58806cdcefc70e01a97a7bc225e9d5e9ded3d8f88f0a55a374d50", kill_on_drop: false }`
[INFO] [stderr]    Compiling nng-sys v1.4.0-rc.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "defc4d1435b58806cdcefc70e01a97a7bc225e9d5e9ded3d8f88f0a55a374d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "defc4d1435b58806cdcefc70e01a97a7bc225e9d5e9ded3d8f88f0a55a374d50", kill_on_drop: false }`
[INFO] [stdout] defc4d1435b58806cdcefc70e01a97a7bc225e9d5e9ded3d8f88f0a55a374d50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ef64b21dfb4267bd165a49bac66b7275c0bf48072ca5bf538be1d9c9c93f9ee
[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" "8ef64b21dfb4267bd165a49bac66b7275c0bf48072ca5bf538be1d9c9c93f9ee", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nng_sys-7d9220bf714b7a4e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-d2bcee8fa1cff556)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nng-sys
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ef64b21dfb4267bd165a49bac66b7275c0bf48072ca5bf538be1d9c9c93f9ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ef64b21dfb4267bd165a49bac66b7275c0bf48072ca5bf538be1d9c9c93f9ee", kill_on_drop: false }`
[INFO] [stdout] 8ef64b21dfb4267bd165a49bac66b7275c0bf48072ca5bf538be1d9c9c93f9ee