[INFO] fetching crate wio 0.2.2...
[INFO] testing wio-0.2.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate wio 0.2.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate wio 0.2.2 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 wio 0.2.2
[INFO] finished tweaking crates.io crate wio 0.2.2
[INFO] tweaked toml for crates.io crate wio 0.2.2 written to /workspace/builds/worker-5/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-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 4fb95c0462281a0f25ae1f8740f1c33b4aeb71b14cd5c764601bef62bf71b3dc
[INFO] running `Command { std: "docker" "start" "-a" "4fb95c0462281a0f25ae1f8740f1c33b4aeb71b14cd5c764601bef62bf71b3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fb95c0462281a0f25ae1f8740f1c33b4aeb71b14cd5c764601bef62bf71b3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb95c0462281a0f25ae1f8740f1c33b4aeb71b14cd5c764601bef62bf71b3dc", kill_on_drop: false }`
[INFO] [stdout] 4fb95c0462281a0f25ae1f8740f1c33b4aeb71b14cd5c764601bef62bf71b3dc
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8026ba73edcf9a4c4e7b728f0d5f87d30b5a61f441ca517aaf5c722213c2eb51
[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" "8026ba73edcf9a4c4e7b728f0d5f87d30b5a61f441ca517aaf5c722213c2eb51", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling wio v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "8026ba73edcf9a4c4e7b728f0d5f87d30b5a61f441ca517aaf5c722213c2eb51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8026ba73edcf9a4c4e7b728f0d5f87d30b5a61f441ca517aaf5c722213c2eb51", kill_on_drop: false }`
[INFO] [stdout] 8026ba73edcf9a4c4e7b728f0d5f87d30b5a61f441ca517aaf5c722213c2eb51
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 805f71d42747579d94912e4197fc1e501fac4ed009b6f4bf8b7ee1a5f299a773
[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" "805f71d42747579d94912e4197fc1e501fac4ed009b6f4bf8b7ee1a5f299a773", kill_on_drop: false }`
[INFO] [stderr]    Compiling wio v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "805f71d42747579d94912e4197fc1e501fac4ed009b6f4bf8b7ee1a5f299a773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805f71d42747579d94912e4197fc1e501fac4ed009b6f4bf8b7ee1a5f299a773", kill_on_drop: false }`
[INFO] [stdout] 805f71d42747579d94912e4197fc1e501fac4ed009b6f4bf8b7ee1a5f299a773
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a929ab75a5020002e4db0edf2c9d9c67d12c0f0bf407fc08c0140300a9ec41a
[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" "7a929ab75a5020002e4db0edf2c9d9c67d12c0f0bf407fc08c0140300a9ec41a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wio-d5d4f2b8a68e2920
[INFO] [stderr]    Doc-tests wio
[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] [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" "7a929ab75a5020002e4db0edf2c9d9c67d12c0f0bf407fc08c0140300a9ec41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a929ab75a5020002e4db0edf2c9d9c67d12c0f0bf407fc08c0140300a9ec41a", kill_on_drop: false }`
[INFO] [stdout] 7a929ab75a5020002e4db0edf2c9d9c67d12c0f0bf407fc08c0140300a9ec41a