[INFO] fetching crate mng 0.1.0...
[INFO] testing mng-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mng 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate mng 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 mng 0.1.0
[INFO] finished tweaking crates.io crate mng 0.1.0
[INFO] tweaked toml for crates.io crate mng 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate mng 0.1.0 already has a lockfile, it will not be regenerated
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4511ced4a378f8f6e7af34d094dc99038b8893c18821f45123c7f86321fcf076
[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" "4511ced4a378f8f6e7af34d094dc99038b8893c18821f45123c7f86321fcf076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4511ced4a378f8f6e7af34d094dc99038b8893c18821f45123c7f86321fcf076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4511ced4a378f8f6e7af34d094dc99038b8893c18821f45123c7f86321fcf076", kill_on_drop: false }`
[INFO] [stdout] 4511ced4a378f8f6e7af34d094dc99038b8893c18821f45123c7f86321fcf076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 3e81f07639b9d9e6438bf8da50df1be1d18e9f02774b824a6a8ff71c5ff6d457
[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" "3e81f07639b9d9e6438bf8da50df1be1d18e9f02774b824a6a8ff71c5ff6d457", kill_on_drop: false }`
[INFO] [stderr]    Compiling mng v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "3e81f07639b9d9e6438bf8da50df1be1d18e9f02774b824a6a8ff71c5ff6d457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e81f07639b9d9e6438bf8da50df1be1d18e9f02774b824a6a8ff71c5ff6d457", kill_on_drop: false }`
[INFO] [stdout] 3e81f07639b9d9e6438bf8da50df1be1d18e9f02774b824a6a8ff71c5ff6d457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b08de1dc1f9546ff0bd871fc73cc111ec8bce2e61b32d75de24d2723ab08e378
[INFO] running `Command { std: "docker" "start" "-a" "b08de1dc1f9546ff0bd871fc73cc111ec8bce2e61b32d75de24d2723ab08e378", kill_on_drop: false }`
[INFO] [stderr]    Compiling mng v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "b08de1dc1f9546ff0bd871fc73cc111ec8bce2e61b32d75de24d2723ab08e378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b08de1dc1f9546ff0bd871fc73cc111ec8bce2e61b32d75de24d2723ab08e378", kill_on_drop: false }`
[INFO] [stdout] b08de1dc1f9546ff0bd871fc73cc111ec8bce2e61b32d75de24d2723ab08e378
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] a50c7cb5f6ddef0563d50ff3f38c2aedba3840338e3ac223bab66e29ceffdbc5
[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" "a50c7cb5f6ddef0563d50ff3f38c2aedba3840338e3ac223bab66e29ceffdbc5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mng-f5ad586ea942db28
[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" "a50c7cb5f6ddef0563d50ff3f38c2aedba3840338e3ac223bab66e29ceffdbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50c7cb5f6ddef0563d50ff3f38c2aedba3840338e3ac223bab66e29ceffdbc5", kill_on_drop: false }`
[INFO] [stdout] a50c7cb5f6ddef0563d50ff3f38c2aedba3840338e3ac223bab66e29ceffdbc5