[INFO] fetching crate massdriver_win 0.0.1...
[INFO] testing massdriver_win-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate massdriver_win 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate massdriver_win 0.0.1 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 massdriver_win 0.0.1
[INFO] finished tweaking crates.io crate massdriver_win 0.0.1
[INFO] tweaked toml for crates.io crate massdriver_win 0.0.1 written to /workspace/builds/worker-1/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-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 3c5d8741e05b774d0fa073c61fa7a4b13b9ed2421868924b778f7a3d449a5c30
[INFO] running `Command { std: "docker" "start" "-a" "3c5d8741e05b774d0fa073c61fa7a4b13b9ed2421868924b778f7a3d449a5c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c5d8741e05b774d0fa073c61fa7a4b13b9ed2421868924b778f7a3d449a5c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c5d8741e05b774d0fa073c61fa7a4b13b9ed2421868924b778f7a3d449a5c30", kill_on_drop: false }`
[INFO] [stdout] 3c5d8741e05b774d0fa073c61fa7a4b13b9ed2421868924b778f7a3d449a5c30
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b550b4bf2190f65a8fa36ba618f822dba0c9e33e959b9b01a6c05e2e8124639
[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" "2b550b4bf2190f65a8fa36ba618f822dba0c9e33e959b9b01a6c05e2e8124639", kill_on_drop: false }`
[INFO] [stderr]    Compiling massdriver_win v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "2b550b4bf2190f65a8fa36ba618f822dba0c9e33e959b9b01a6c05e2e8124639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b550b4bf2190f65a8fa36ba618f822dba0c9e33e959b9b01a6c05e2e8124639", kill_on_drop: false }`
[INFO] [stdout] 2b550b4bf2190f65a8fa36ba618f822dba0c9e33e959b9b01a6c05e2e8124639
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] 90de8df75c307fa9da78b0479aeb81e6276d2bb4ab7ce55e818c84a2fe2b7a4a
[INFO] running `Command { std: "docker" "start" "-a" "90de8df75c307fa9da78b0479aeb81e6276d2bb4ab7ce55e818c84a2fe2b7a4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling massdriver_win v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "90de8df75c307fa9da78b0479aeb81e6276d2bb4ab7ce55e818c84a2fe2b7a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90de8df75c307fa9da78b0479aeb81e6276d2bb4ab7ce55e818c84a2fe2b7a4a", kill_on_drop: false }`
[INFO] [stdout] 90de8df75c307fa9da78b0479aeb81e6276d2bb4ab7ce55e818c84a2fe2b7a4a
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 2ecf72abe4a9fbec5b5ce29105f7b7fd405f21a808ba30a396bc024224deaf12
[INFO] running `Command { std: "docker" "start" "-a" "2ecf72abe4a9fbec5b5ce29105f7b7fd405f21a808ba30a396bc024224deaf12", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/massdriver_win-83a4b9c2ad70b097
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests massdriver_win
[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" "2ecf72abe4a9fbec5b5ce29105f7b7fd405f21a808ba30a396bc024224deaf12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ecf72abe4a9fbec5b5ce29105f7b7fd405f21a808ba30a396bc024224deaf12", kill_on_drop: false }`
[INFO] [stdout] 2ecf72abe4a9fbec5b5ce29105f7b7fd405f21a808ba30a396bc024224deaf12