[INFO] cloning repository https://github.com/abhijitjadeja/rust-connection-pool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abhijitjadeja/rust-connection-pool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijitjadeja%2Frust-connection-pool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijitjadeja%2Frust-connection-pool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 655a3089668a373bfb1220dfca3d977849621f56
[INFO] testing abhijitjadeja/rust-connection-pool against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijitjadeja%2Frust-connection-pool" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/abhijitjadeja/rust-connection-pool 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 git repo https://github.com/abhijitjadeja/rust-connection-pool
[INFO] finished tweaking git repo https://github.com/abhijitjadeja/rust-connection-pool
[INFO] tweaked toml for git repo https://github.com/abhijitjadeja/rust-connection-pool written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/abhijitjadeja/rust-connection-pool 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] 708e5a0f959c1d4ced651066d8cd7950e77358fca537a3ea6fb1b3a001e374ce
[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" "708e5a0f959c1d4ced651066d8cd7950e77358fca537a3ea6fb1b3a001e374ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "708e5a0f959c1d4ced651066d8cd7950e77358fca537a3ea6fb1b3a001e374ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708e5a0f959c1d4ced651066d8cd7950e77358fca537a3ea6fb1b3a001e374ce", kill_on_drop: false }`
[INFO] [stdout] 708e5a0f959c1d4ced651066d8cd7950e77358fca537a3ea6fb1b3a001e374ce
[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] b784aaf1dd099f1cdcc96b67960922cc97ea01c2365c781dd99c1a50f4435ff3
[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" "b784aaf1dd099f1cdcc96b67960922cc97ea01c2365c781dd99c1a50f4435ff3", kill_on_drop: false }`
[INFO] [stderr]    Compiling pool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "b784aaf1dd099f1cdcc96b67960922cc97ea01c2365c781dd99c1a50f4435ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b784aaf1dd099f1cdcc96b67960922cc97ea01c2365c781dd99c1a50f4435ff3", kill_on_drop: false }`
[INFO] [stdout] b784aaf1dd099f1cdcc96b67960922cc97ea01c2365c781dd99c1a50f4435ff3
[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] [stdout] e0c210bd267f175d249e68f40cf33cb3451cf371f4f7afb9f3697e0ebfc5aa32
[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" "e0c210bd267f175d249e68f40cf33cb3451cf371f4f7afb9f3697e0ebfc5aa32", kill_on_drop: false }`
[INFO] [stderr]    Compiling pool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "e0c210bd267f175d249e68f40cf33cb3451cf371f4f7afb9f3697e0ebfc5aa32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c210bd267f175d249e68f40cf33cb3451cf371f4f7afb9f3697e0ebfc5aa32", kill_on_drop: false }`
[INFO] [stdout] e0c210bd267f175d249e68f40cf33cb3451cf371f4f7afb9f3697e0ebfc5aa32
[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] 1c44c6c511edd5644a3e51d04044f29f834c5c1ca82c180a80d42395fed0b4c7
[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" "1c44c6c511edd5644a3e51d04044f29f834c5c1ca82c180a80d42395fed0b4c7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pool-fe04095da840ddb9
[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" "1c44c6c511edd5644a3e51d04044f29f834c5c1ca82c180a80d42395fed0b4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c44c6c511edd5644a3e51d04044f29f834c5c1ca82c180a80d42395fed0b4c7", kill_on_drop: false }`
[INFO] [stdout] 1c44c6c511edd5644a3e51d04044f29f834c5c1ca82c180a80d42395fed0b4c7