[INFO] fetching crate net2 0.2.37...
[INFO] testing net2-0.2.37 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate net2 0.2.37 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate net2 0.2.37 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate net2 0.2.37
[INFO] finished tweaking crates.io crate net2 0.2.37
[INFO] tweaked toml for crates.io crate net2 0.2.37 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] ba126ee52ae74f89c1d1b72765b2b72c8ce6b4c9f5a7724377c1fa5e99fc96ae
[INFO] running `Command { std: "docker" "start" "-a" "ba126ee52ae74f89c1d1b72765b2b72c8ce6b4c9f5a7724377c1fa5e99fc96ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba126ee52ae74f89c1d1b72765b2b72c8ce6b4c9f5a7724377c1fa5e99fc96ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba126ee52ae74f89c1d1b72765b2b72c8ce6b4c9f5a7724377c1fa5e99fc96ae", kill_on_drop: false }`
[INFO] [stdout] ba126ee52ae74f89c1d1b72765b2b72c8ce6b4c9f5a7724377c1fa5e99fc96ae
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 43229947b9b25875277b7d58d802f3a8a2f1ab29e2e0e68703d94812ac00e031
[INFO] running `Command { std: "docker" "start" "-a" "43229947b9b25875277b7d58d802f3a8a2f1ab29e2e0e68703d94812ac00e031", kill_on_drop: false }`
[INFO] [stderr]    Compiling net2 v0.2.37 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "43229947b9b25875277b7d58d802f3a8a2f1ab29e2e0e68703d94812ac00e031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43229947b9b25875277b7d58d802f3a8a2f1ab29e2e0e68703d94812ac00e031", kill_on_drop: false }`
[INFO] [stdout] 43229947b9b25875277b7d58d802f3a8a2f1ab29e2e0e68703d94812ac00e031
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2840edf55fb4fc6545ce7e77623f803ea0d64d62963a81df2e3bcd4997772284
[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" "2840edf55fb4fc6545ce7e77623f803ea0d64d62963a81df2e3bcd4997772284", kill_on_drop: false }`
[INFO] [stderr]    Compiling net2 v0.2.37 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "2840edf55fb4fc6545ce7e77623f803ea0d64d62963a81df2e3bcd4997772284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2840edf55fb4fc6545ce7e77623f803ea0d64d62963a81df2e3bcd4997772284", kill_on_drop: false }`
[INFO] [stdout] 2840edf55fb4fc6545ce7e77623f803ea0d64d62963a81df2e3bcd4997772284
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] d34198734efc5784547a7ab7da3139e50d1c187ece51de6341dfc248dcd1f31f
[INFO] running `Command { std: "docker" "start" "-a" "d34198734efc5784547a7ab7da3139e50d1c187ece51de6341dfc248dcd1f31f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/net2-c4d3bb8dc4665b58
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests net2
[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 1 test
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d34198734efc5784547a7ab7da3139e50d1c187ece51de6341dfc248dcd1f31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d34198734efc5784547a7ab7da3139e50d1c187ece51de6341dfc248dcd1f31f", kill_on_drop: false }`
[INFO] [stdout] d34198734efc5784547a7ab7da3139e50d1c187ece51de6341dfc248dcd1f31f