[INFO] fetching crate meansd 1.2.0...
[INFO] testing meansd-1.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate meansd 1.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate meansd 1.2.0 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 meansd 1.2.0
[INFO] finished tweaking crates.io crate meansd 1.2.0
[INFO] tweaked toml for crates.io crate meansd 1.2.0 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b4c47d1529edb336a045e98c57f320a8650698adf387fe210e76f15e0152828
[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" "2b4c47d1529edb336a045e98c57f320a8650698adf387fe210e76f15e0152828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b4c47d1529edb336a045e98c57f320a8650698adf387fe210e76f15e0152828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4c47d1529edb336a045e98c57f320a8650698adf387fe210e76f15e0152828", kill_on_drop: false }`
[INFO] [stdout] 2b4c47d1529edb336a045e98c57f320a8650698adf387fe210e76f15e0152828
[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" "+1.49.0" "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] f5e71a0520bd396f00cc04678a7b405a4c3eff63aaf2fbd9ea613ebf44ffe483
[INFO] running `Command { std: "docker" "start" "-a" "f5e71a0520bd396f00cc04678a7b405a4c3eff63aaf2fbd9ea613ebf44ffe483", kill_on_drop: false }`
[INFO] [stderr]    Compiling meansd v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "f5e71a0520bd396f00cc04678a7b405a4c3eff63aaf2fbd9ea613ebf44ffe483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e71a0520bd396f00cc04678a7b405a4c3eff63aaf2fbd9ea613ebf44ffe483", kill_on_drop: false }`
[INFO] [stdout] f5e71a0520bd396f00cc04678a7b405a4c3eff63aaf2fbd9ea613ebf44ffe483
[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" "+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] de3573d6ad113514c08a5b17cb328bbedab6111382a45331ac6f0651722a534e
[INFO] running `Command { std: "docker" "start" "-a" "de3573d6ad113514c08a5b17cb328bbedab6111382a45331ac6f0651722a534e", kill_on_drop: false }`
[INFO] [stderr]    Compiling meansd v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "de3573d6ad113514c08a5b17cb328bbedab6111382a45331ac6f0651722a534e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de3573d6ad113514c08a5b17cb328bbedab6111382a45331ac6f0651722a534e", kill_on_drop: false }`
[INFO] [stdout] de3573d6ad113514c08a5b17cb328bbedab6111382a45331ac6f0651722a534e
[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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0653610de548e7e80c798ef63b1af950795ae9bde070b0b26c797e8e995fedc0
[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" "0653610de548e7e80c798ef63b1af950795ae9bde070b0b26c797e8e995fedc0", 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/meansd-13dfe859466c1aa6
[INFO] [stdout] running 8 tests
[INFO] [stdout] test binned::tests::positive ... ok
[INFO] [stdout] test meansd::tests::empty ... ok
[INFO] [stdout] test meansd::tests::small_mixed ... ok
[INFO] [stdout] test meansd::tests::single ... ok
[INFO] [stdout] test meansd::tests::population ... ok
[INFO] [stdout] test binned::tests::negative ... ok
[INFO] [stdout] test meansd::tests::small_negative ... ok
[INFO] [stdout] test meansd::tests::small_positive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests meansd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0653610de548e7e80c798ef63b1af950795ae9bde070b0b26c797e8e995fedc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0653610de548e7e80c798ef63b1af950795ae9bde070b0b26c797e8e995fedc0", kill_on_drop: false }`
[INFO] [stdout] 0653610de548e7e80c798ef63b1af950795ae9bde070b0b26c797e8e995fedc0