[INFO] fetching crate rust-for-node-hello-word 0.1.0...
[INFO] testing rust-for-node-hello-word-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rust-for-node-hello-word 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rust-for-node-hello-word 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-for-node-hello-word 0.1.0
[INFO] finished tweaking crates.io crate rust-for-node-hello-word 0.1.0
[INFO] tweaked toml for crates.io crate rust-for-node-hello-word 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a332a1e491cead541b1345dbdc804a2c73bc92dfa235c50f52a77a9219347f5
[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" "6a332a1e491cead541b1345dbdc804a2c73bc92dfa235c50f52a77a9219347f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a332a1e491cead541b1345dbdc804a2c73bc92dfa235c50f52a77a9219347f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a332a1e491cead541b1345dbdc804a2c73bc92dfa235c50f52a77a9219347f5", kill_on_drop: false }`
[INFO] [stdout] 6a332a1e491cead541b1345dbdc804a2c73bc92dfa235c50f52a77a9219347f5
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 086bda6f92abb4d80c70f7929eee4b676130874b1138c3e0890a52a56e9f6040
[INFO] running `Command { std: "docker" "start" "-a" "086bda6f92abb4d80c70f7929eee4b676130874b1138c3e0890a52a56e9f6040", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-for-node-hello-word v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "086bda6f92abb4d80c70f7929eee4b676130874b1138c3e0890a52a56e9f6040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086bda6f92abb4d80c70f7929eee4b676130874b1138c3e0890a52a56e9f6040", kill_on_drop: false }`
[INFO] [stdout] 086bda6f92abb4d80c70f7929eee4b676130874b1138c3e0890a52a56e9f6040
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3a40d6dc96bcee85c872f38ab9e0f1df76f199837dd30a9feb315879777444e
[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" "e3a40d6dc96bcee85c872f38ab9e0f1df76f199837dd30a9feb315879777444e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-for-node-hello-word v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "e3a40d6dc96bcee85c872f38ab9e0f1df76f199837dd30a9feb315879777444e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a40d6dc96bcee85c872f38ab9e0f1df76f199837dd30a9feb315879777444e", kill_on_drop: false }`
[INFO] [stdout] e3a40d6dc96bcee85c872f38ab9e0f1df76f199837dd30a9feb315879777444e
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 6392ecee32a866da9f2c4e2bf3f8903975f82bcb30851793057c2eaa5c0ec6dd
[INFO] running `Command { std: "docker" "start" "-a" "6392ecee32a866da9f2c4e2bf3f8903975f82bcb30851793057c2eaa5c0ec6dd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_for_node_hello_word-a446a2904bd0f252
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-for-node-hello-word
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6392ecee32a866da9f2c4e2bf3f8903975f82bcb30851793057c2eaa5c0ec6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6392ecee32a866da9f2c4e2bf3f8903975f82bcb30851793057c2eaa5c0ec6dd", kill_on_drop: false }`
[INFO] [stdout] 6392ecee32a866da9f2c4e2bf3f8903975f82bcb30851793057c2eaa5c0ec6dd