[INFO] fetching crate mdpreview 0.1.0...
[INFO] testing mdpreview-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate mdpreview 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mdpreview 0.1.0 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 mdpreview 0.1.0
[INFO] finished tweaking crates.io crate mdpreview 0.1.0
[INFO] tweaked toml for crates.io crate mdpreview 0.1.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded open v1.4.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.0.11
[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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4697e8a8deb8da1c30901f59dab419ad2f2b0c85708ac95101743ac9ebf62ad5
[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" "4697e8a8deb8da1c30901f59dab419ad2f2b0c85708ac95101743ac9ebf62ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4697e8a8deb8da1c30901f59dab419ad2f2b0c85708ac95101743ac9ebf62ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4697e8a8deb8da1c30901f59dab419ad2f2b0c85708ac95101743ac9ebf62ad5", kill_on_drop: false }`
[INFO] [stdout] 4697e8a8deb8da1c30901f59dab419ad2f2b0c85708ac95101743ac9ebf62ad5
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40a0a92bbe21ef09b842b25e10cb7081ae669b840454c14e89fb7d908b6af331
[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" "40a0a92bbe21ef09b842b25e10cb7081ae669b840454c14e89fb7d908b6af331", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.0.11
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling open v1.4.0
[INFO] [stderr]    Compiling mdpreview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "40a0a92bbe21ef09b842b25e10cb7081ae669b840454c14e89fb7d908b6af331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40a0a92bbe21ef09b842b25e10cb7081ae669b840454c14e89fb7d908b6af331", kill_on_drop: false }`
[INFO] [stdout] 40a0a92bbe21ef09b842b25e10cb7081ae669b840454c14e89fb7d908b6af331
[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" "+beta-2021-01-01" "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] 03e0f6783975834ff361ef9b866deb3838229dcec3a45df95de524f223cdf2fb
[INFO] running `Command { std: "docker" "start" "-a" "03e0f6783975834ff361ef9b866deb3838229dcec3a45df95de524f223cdf2fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling mdpreview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "03e0f6783975834ff361ef9b866deb3838229dcec3a45df95de524f223cdf2fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e0f6783975834ff361ef9b866deb3838229dcec3a45df95de524f223cdf2fb", kill_on_drop: false }`
[INFO] [stdout] 03e0f6783975834ff361ef9b866deb3838229dcec3a45df95de524f223cdf2fb
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f37e56fc022321722d43007034ff51d8568023769737d38e35dd1ffddeabf38
[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" "8f37e56fc022321722d43007034ff51d8568023769737d38e35dd1ffddeabf38", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mdpreview-c369052c779b97e7
[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" "8f37e56fc022321722d43007034ff51d8568023769737d38e35dd1ffddeabf38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f37e56fc022321722d43007034ff51d8568023769737d38e35dd1ffddeabf38", kill_on_drop: false }`
[INFO] [stdout] 8f37e56fc022321722d43007034ff51d8568023769737d38e35dd1ffddeabf38