[INFO] fetching crate node_api_system 0.3.1...
[INFO] testing node_api_system-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate node_api_system 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate node_api_system 0.3.1 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 node_api_system 0.3.1
[INFO] finished tweaking crates.io crate node_api_system 0.3.1
[INFO] tweaked toml for crates.io crate node_api_system 0.3.1 written to /workspace/builds/worker-5/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-task v0.3.17
[INFO] [stderr]   Downloaded futures-channel v0.3.17
[INFO] [stderr]   Downloaded futures-io v0.3.17
[INFO] [stderr]   Downloaded futures-util v0.3.17
[INFO] [stderr]   Downloaded untrusted v0.7.1
[INFO] [stderr]   Downloaded httpdate v1.0.1
[INFO] [stderr]   Downloaded webpki-roots v0.21.1
[INFO] [stderr]   Downloaded futures-sink v0.3.17
[INFO] [stderr]   Downloaded http-body v0.4.3
[INFO] [stderr]   Downloaded futures-core v0.3.17
[INFO] [stderr]   Downloaded ipnet v2.3.1
[INFO] [stderr]   Downloaded tracing-core v0.1.19
[INFO] [stderr]   Downloaded h2 v0.3.4
[INFO] [stderr]   Downloaded tokio v1.11.0
[INFO] [stderr]   Downloaded tokio-util v0.6.8
[INFO] [stderr]   Downloaded hyper-rustls v0.22.1
[INFO] [stderr]   Downloaded rustls v0.19.1
[INFO] [stderr]   Downloaded mio v0.7.13
[INFO] [stderr]   Downloaded reqwest v0.11.4
[INFO] [stderr]   Downloaded hyper v0.14.12
[INFO] [stderr]   Downloaded sct v0.6.1
[INFO] [stderr]   Downloaded ring v0.16.20
[INFO] [stderr]   Downloaded tokio-rustls v0.22.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.27
[INFO] [stderr]   Downloaded pin-project-lite v0.2.7
[INFO] [stderr]   Downloaded webpki v0.21.4
[INFO] [stderr]   Downloaded socket2 v0.4.1
[INFO] [stderr]   Downloaded futures-macro v0.3.17
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 347a1620c364264e680fc2b7d3ffec06e5380868f996e8522b8d9ed448cc9919
[INFO] running `Command { std: "docker" "start" "-a" "347a1620c364264e680fc2b7d3ffec06e5380868f996e8522b8d9ed448cc9919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "347a1620c364264e680fc2b7d3ffec06e5380868f996e8522b8d9ed448cc9919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347a1620c364264e680fc2b7d3ffec06e5380868f996e8522b8d9ed448cc9919", kill_on_drop: false }`
[INFO] [stdout] 347a1620c364264e680fc2b7d3ffec06e5380868f996e8522b8d9ed448cc9919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 5bd7919ae0405685aad627467a7535bf7e2e3f5d10afe4043d68336f2a1affaf
[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" "5bd7919ae0405685aad627467a7535bf7e2e3f5d10afe4043d68336f2a1affaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling tokio-util v0.6.8
[INFO] [stderr]    Compiling h2 v0.3.4
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling hyper v0.14.12
[INFO] [stderr]    Compiling hyper-rustls v0.22.1
[INFO] [stderr]    Compiling reqwest v0.11.4
[INFO] [stderr]    Compiling node_api_system v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.99s
[INFO] running `Command { std: "docker" "inspect" "5bd7919ae0405685aad627467a7535bf7e2e3f5d10afe4043d68336f2a1affaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd7919ae0405685aad627467a7535bf7e2e3f5d10afe4043d68336f2a1affaf", kill_on_drop: false }`
[INFO] [stdout] 5bd7919ae0405685aad627467a7535bf7e2e3f5d10afe4043d68336f2a1affaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 2759724fa2611ed6502a9c8302685301b50f430adef9b0f62184b550662e8a07
[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" "2759724fa2611ed6502a9c8302685301b50f430adef9b0f62184b550662e8a07", kill_on_drop: false }`
[INFO] [stderr]    Compiling node_api_system v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "2759724fa2611ed6502a9c8302685301b50f430adef9b0f62184b550662e8a07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2759724fa2611ed6502a9c8302685301b50f430adef9b0f62184b550662e8a07", kill_on_drop: false }`
[INFO] [stdout] 2759724fa2611ed6502a9c8302685301b50f430adef9b0f62184b550662e8a07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] cb5b7793b20275cfc38c93218c13ce0b69a2298a195097ed02b60f4a201966eb
[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" "cb5b7793b20275cfc38c93218c13ce0b69a2298a195097ed02b60f4a201966eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/node_api_system-92f1243086521474)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests node_api_system
[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] [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] running `Command { std: "docker" "inspect" "cb5b7793b20275cfc38c93218c13ce0b69a2298a195097ed02b60f4a201966eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb5b7793b20275cfc38c93218c13ce0b69a2298a195097ed02b60f4a201966eb", kill_on_drop: false }`
[INFO] [stdout] cb5b7793b20275cfc38c93218c13ce0b69a2298a195097ed02b60f4a201966eb